API Acre

Measured conclusion: Deep-tested. L2 outcome: tools_ok.

73 x402-paid Base and Solana APIs with free discovery, samples, workflows, and Pixel Acre.

Add to your agent

Copy this into your MCP client config:

{
  "mcpServers": {
    "API Acre": {
      "url": "https://apiacre.com/mcp",
      "transport": "streamable-http"
    }
  }
}

Measured tools (73)

• web.extract read-only

  Convert and extract a public website URL into clean Markdown or readable text plus bounded structured links, canonical and heading signals, Schema.org types, redirect evidence, content hashes, and response provenance for RAG, research, or agent context.

  Parameters:

  • url (required) — string
  • output — string

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• web.metadata read-only

  Extract webpage metadata from one public URL: page title, meta description, canonical URL, headings, hreflang, icons, feeds, Open Graph, Twitter Cards, and JSON-LD Schema.org types, with redirect and response provenance plus privacy-safe, publisher-asserted Organization facts with field evidence.

  Parameters:

  • url (required) — string

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• web.seo-audit read-only

  Audit one public URL for title, meta description, H1 count, image alt text, canonical, robots, language, Open Graph, Twitter cards, headings, hreflang, feeds, and Schema.org data; return a deterministic score and prioritized issue codes.

  Parameters:

  • url (required) — string

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• web.security-audit read-only

  Scan a public website for TLS and browser security header weaknesses and return a security score with fixes.

  Parameters:

  • url (required) — string

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• web.accessibility-audit read-only

  Check a public page for deterministic HTML accessibility problems and return actionable WCAG-oriented findings.

  Parameters:

  • url (required) — string

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• web.performance-profile read-only

  Measure website response latency, payload size, compression, caching, and performance signals for a public URL.

  Parameters:

  • url (required) — string

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• web.links read-only

  Extract and classify links from one public page or safely crawl up to 10 same-origin pages into an agent-ready site map with page provenance, depth limits, and robots.txt enforcement.

  Parameters:

  • url (required) — string
  • max_depth — integer
  • max_pages — integer
  • respect_robots — boolean
  • include_external — boolean

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• web.robots-sitemap read-only

  Inspect a domain's robots.txt crawl rules and XML sitemap health, availability, and URL count.

  Parameters:

  • url (required) — string

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• web.tech-fingerprint read-only

  Identify frameworks, analytics, CDNs, servers, and other website technologies from public response signals.

  Parameters:

  • url (required) — string

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• web.email-auth read-only

  Check a public domain's email authentication and anti-spoofing posture using MX, SPF, DMARC, caller-selected DKIM, MTA-STS, TLS-RPT, and BIMI DNS evidence.

  Parameters:

  • domain (required) — string — Public DNS domain to inspect without a URL scheme or path
  • dkim_selectors — array — Optional known DKIM selectors to query; selectors cannot be discovered reliably from DNS alone

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• web.domain-intelligence read-only

  Investigate a domain using parallel DNS, TLS certificate, RDAP (the standards-based successor to WHOIS), DNSSEC, SPF, and DMARC signals with factual findings and source provenance.

  Parameters:

  • url (required) — string

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• web.full-audit read-only

  Run a comprehensive website audit combining SEO, security, accessibility, and performance scores with prioritized fixes.

  Parameters:

  • url (required) — string

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• web.business-due-diligence read-only

  Assess one public business website and domain using site quality, SEO, security, accessibility, performance, DNS, TLS, RDAP, and optional public GLEIF candidates; return technical evidence and explicit identity, ownership, compliance, and vendor-approval limitations.

  Parameters:

  • url (required) — string
  • legal_name — Optional registered company name to match against public GLEIF LEI records. A match does not prove that the company owns the supplied domain.
  • country_code — Optional ISO 3166-1 alpha-2 legal-address country filter

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• commerce.product-price read-only

  Paste one public retailer product URL to get its current publisher-supplied structured price, currency, availability, seller, shipping terms, aggregate rating, variant attributes, identifiers, observation time, and evidence hashes from Schema.org JSON-LD, Schema.org microdata, or paired product meta tags; optionally compare the selected offer with a buyer-supplied maximum. Fetching proceeds only when robots.txt permits it, without JavaScript, login, cookies, or anti-bot bypass.

  Parameters:

  • url (required) — string
  • maximum_price — Optional maximum price in expected_currency; comparison is null when the publisher reports another currency
  • expected_currency — Optional ISO 4217 currency expected by the buyer

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• research.lei-entity-search read-only

  Search the official GLEIF Global LEI Index by exact LEI or legal name and return ranked legal-entity identity, registration, mapped-identifier, and relationship-availability evidence.

  Parameters:

  • lei — Exact 20-character Legal Entity Identifier (LEI)
  • legal_name — Registered or commonly used legal entity name
  • max_results — integer — Maximum candidates returned for a name search
  • country_code — Optional ISO 3166-1 alpha-2 legal-address country filter

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• document.extract read-only

  Extract clean text and metadata from supplied PDF, DOCX, HTML, Markdown, CSV, JSON, YAML, or plain-text documents.

  Parameters:

  • filename (required) — string
  • content_base64 (required) — string

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• document.tables read-only

  Extract structured table rows and columns from supplied HTML, DOCX, or CSV documents.

  Parameters:

  • filename (required) — string
  • content_base64 (required) — string

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• document.redact read-only

  Deterministically detect and redact PII and personal data in supplied text with overlap-safe matching for emails, phone numbers, validated IPv4 and IPv6 addresses, Luhn-valid payment cards, valid-checksum IBANs, and structurally valid US Social Security numbers.

  Parameters:

  • text (required) — string
  • types — array

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• document.diff read-only

  Compare two texts and return structured line additions, removals, and a unified diff.

  Parameters:

  • before (required) — string
  • after (required) — string
  • context_lines — integer

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• data.profile read-only

  Profile CSV, TSV, JSON, JSON Lines, or YAML records for field types, nulls, uniqueness, and representative samples.

  Parameters:

  • content (required) — string
  • format (required) — string — Source format; use jsonl for JSON Lines or NDJSON

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• data.clean read-only

  Clean CSV, TSV, JSON, JSON Lines, or YAML records with collision-safe header normalization, deterministic integrity hashes, and exact transformation counts.

  Parameters:

  • content (required) — string
  • format (required) — string — Source format; use jsonl for JSON Lines or NDJSON
  • trim_strings — boolean
  • empty_to_null — boolean
  • normalize_headers — boolean

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• data.convert read-only

  Convert caller-supplied CSV, TSV, JSON, JSON Lines (NDJSON), or YAML with optional root preservation, deterministic integrity hashes, JSON-encoded nested tabular cells, and explicit rejection of ambiguous duplicate keys or non-finite numbers.

  Parameters:

  • content (required) — string
  • format (required) — string — Source format; use jsonl for JSON Lines or NDJSON
  • target_format (required) — string — Target format; use jsonl for JSON Lines or NDJSON
  • root_mode — string — Normalize the source into record rows, or preserve its parsed root when the target is JSON or YAML

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• data.json-repair read-only

  Repair caller-supplied malformed JSON by safely removing an outer Markdown fence, comments, single-quoted strings, unquoted identifier keys, Python literals, and trailing commas, with transformation hashes and strict rejection of duplicate keys or non-finite numbers.

  Parameters:

  • content (required) — string
  • repairs — array — Safe repair classes to permit; service execution order is fixed and deterministic

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• data.schema read-only

  Create and generate a nested JSON Schema Draft 2020-12 contract by inferring field types and required fields from representative JSON, CSV, TSV, JSON Lines, or YAML records, with equivalent CSV/TSV numeric and null inference, input evidence, and non-enforcing observed bounds.

  Parameters:

  • content (required) — string
  • format (required) — string — Source format; use jsonl for JSON Lines or NDJSON
  • root_mode — string — Keep the compatible array-of-records contract, or preserve the JSON/YAML root shape

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• data.schema-validate read-only

  Validate JSON data against a bounded JSON Schema Draft 2020-12 contract for nested objects, arrays, required properties, types, enums, formats, lengths, patterns, and numeric bounds; return deterministic instance and schema JSON Pointers, explicit error truncation, input hashes, and no remote reference resolution.

  Parameters:

  • schema (required) — object — JSON Schema Draft 2020-12 document; only local fragment references are allowed
  • instance (required) — JSON-compatible value to validate
  • max_errors — integer
  • check_formats — boolean — Assert supported JSON Schema formats as well as structural keywords

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• data.contract read-only

  Normalize caller-supplied CSV, TSV, JSON, JSON Lines, or YAML to deterministic JSON, infer a Draft 2020-12 schema from that normalized value, and validate one future JSON value in a single x402 call.

  Parameters:

  • content (required) — string
  • format (required) — string — Source format; use jsonl for JSON Lines or NDJSON
  • instance (required) — Future JSON-compatible value to validate against the schema inferred from content
  • root_mode — string — Keep the compatible array-of-records contract, or preserve the JSON/YAML root shape
  • max_errors — integer
  • check_formats — boolean — Assert supported JSON Schema formats during future-value validation

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• data.schemaorg-normalize read-only

  Normalize caller-supplied inline Schema.org JSON-LD into deterministic Organization, Product, Service, Article, and Event entities with privacy scrubbing and field-level evidence hashes.

  Parameters:

  • html (required) — string — HTML containing Schema.org JSON-LD script blocks, or a raw JSON-LD object or array.
  • base_url
  • include_types — array

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• data.deduplicate read-only

  Remove duplicate CSV, TSV, JSON, JSON Lines, or YAML records using selected identity fields and report the removed count.

  Parameters:

  • content (required) — string
  • format (required) — string — Source format; use jsonl for JSON Lines or NDJSON
  • keep — string
  • keys — array

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• developer.x402-preflight read-only

  Probe a public endpoint without paying, grade its x402 v2 challenge, check exact-host x402-list presence and traction, and optionally rank licensed market matches with buyer-concentration caveats.

  Parameters:

  • url (required) — string
  • body
  • method — string
  • market_limit — integer
  • market_query

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• developer.openapi-audit read-only

  Validate and audit an OpenAPI document for missing operation IDs, descriptions, responses, and consistency problems.

  Parameters:

  • document (required) — string
  • format — string

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• developer.dependency-audit read-only

  Audit exact Python/PyPI, npm, Go, Maven, NuGet, crates.io, or RubyGems dependencies against OSV and return affected packages and vulnerabilities.

  Parameters:

  • ecosystem (required) — string
  • dependencies (required) — array

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• developer.license-audit read-only

  Classify software dependency licenses and flag packages that need commercial or legal review.

  Parameters:

  • dependencies (required) — array
  • policy — string

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• developer.secret-scan read-only

  Detect likely leaked API keys, tokens, private-key headers, JWTs, and credential assignments in caller-supplied source or configuration text. Return type, line, fingerprint, and a fully redacted preview with no network access or code execution.

  Parameters:

  • content (required) — string

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• developer.code-metrics read-only

  Measure caller-supplied source code with Python AST analysis or a deterministic lexical fallback, including per-function complexity, a SHA-256 fingerprint, density ratios, syntax status, and actionable maintainability signals without retaining or forwarding the code. One bounded no-wallet trial is available through the separate HTTP endpoint https://apiacre.com/trials/developer.code-metrics; this MCP tools/call operation remains paid.

  Parameters:

  • code (required) — string
  • language — string

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• developer.code-change-review read-only

  Compare caller-supplied before and after source snapshots without execution or network access, returning source fingerprints, syntax regressions, structural deltas, function-level changes, and bounded review findings.

  Parameters:

  • before (required) — string
  • after (required) — string
  • filename
  • language — string

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• developer.sql-change-review read-only

  Statically parse caller-supplied SQL without a database connection or execution, inventory statements and tables, and flag destructive DDL, unfiltered writes, and migration atomicity concerns.

  Parameters:

  • sql (required) — string
  • dialect — string

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• developer.structured-diff read-only

  Compare JSON or YAML deterministically and return source hashes plus machine-readable additions, removals, and replacements by path with explicit truncation evidence.

  Parameters:

  • before (required) — string
  • after (required) — string
  • format — string

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• research.feed-normalize read-only

  Fetch and normalize public RSS or Atom feeds into stable structured JSON entries for agents and research workflows.

  Parameters:

  • url (required) — string
  • limit — integer

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• research.news-aggregate read-only

  Merge two to eight public RSS or Atom feeds into a filtered, deduplicated, time-ordered news stream with bounded partial-failure reporting.

  Parameters:

  • feeds (required) — array
  • limit — integer
  • keywords — array
  • since_hours
  • deduplicate_by — string
  • per_feed_limit — integer

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• developer.openapi-test-generate read-only

  Generate deterministic, syntax-validated pytest and requests smoke tests from a caller-supplied OpenAPI 3 document, with mutating operations disabled by default.

  Parameters:

  • document (required) — string
  • format — string
  • base_url
  • api_key_env — string
  • max_operations — integer
  • timeout_seconds — integer
  • bearer_token_env — string
  • include_optional — boolean

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• research.us-contract-search read-only

  Search public USAspending prime federal procurement awards by recipient company or organization name, UEI, or legacy DUNS, returning bounded contract values, agencies, performance dates, descriptions, official award links, and explicit interpretation limits.

  Parameters:

  • recipient_query (required) — string — Recipient organization name, UEI, or legacy DUNS to search across public USAspending prime-contract records
  • end_date — Optional inclusive award-action upper bound; defaults to today
  • start_date — Optional inclusive award-action lower bound; defaults to five years before end_date
  • max_results — integer — Maximum highest-award-amount prime contracts returned
  • maximum_award_amount — Optional maximum current aggregate contract-award amount in whole USD
  • minimum_award_amount — Optional minimum current aggregate contract-award amount in whole USD

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• research.federal-register-search read-only

  Search newest U.S. Federal Register document metadata by topic, agency, type, and publication date, returning bounded regulatory notices, rules, proposed rules, presidential documents, and links to FederalRegister.gov and official govinfo.gov PDFs.

  Parameters:

  • query — Optional full-text Federal Register search term
  • max_results — integer — Maximum newest-first documents returned
  • agency_slugs — array — Optional exact FederalRegister.gov agency slugs, such as commerce-department
  • published_to — Optional inclusive publication-date upper bound
  • document_types — array — Optional document types: RULE, PRORULE, NOTICE, or PRESDOCU
  • published_from — Optional inclusive publication-date lower bound

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• research.ofac-entity-search read-only

  Compare a business or organization name with separately named Entity records and aliases in the official OFAC SDN and Consolidated Non-SDN files, returning deterministic candidate scores, program tags, source hashes, and freshness evidence without issuing an allow or block verdict.

  Parameters:

  • entity_name (required) — string — Organization or business name to compare with separately named OFAC Entity records
  • max_results — integer — Maximum candidate records to return after deterministic ranking
  • minimum_score — integer — Minimum API Acre similarity score to return; this is not OFAC's interactive-search score
  • include_weak_aliases — boolean — Include aliases that OFAC labels weak and warns may create false positives

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• research.organization-evidence read-only

  Retrieve a current supplier and organization evidence report from official GLEIF legal-entity, USAspending prime-contract, SEC filing-activity, and OFAC Entity records, with bounded source-specific coverage for procurement research and no identity, linkage, risk, or compliance verdict.

  Parameters:

  • legal_name (required) — string — Organization legal or trading name used independently across official GLEIF, USAspending, SEC, and OFAC organization records
  • country_code — Optional ISO 3166-1 alpha-2 filter applied only to GLEIF candidates
  • sec_identifier — Optional SEC ticker or CIK; when absent, the exact organization name is resolved against the SEC company directory

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• data.vin-decode read-only

  Decode a full 17-character VIN into normalized NHTSA vPIC make, model, year, body, engine, transmission, plant, fuel, and occupancy fields with official source evidence and explicit missing-data semantics.

  Parameters:

  • vin (required) — string — Full 17-character vehicle identification number; letters I, O, and Q are invalid
  • model_year — Optional model-year hint used by NHTSA when VIN encoding is ambiguous

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• data.worldbank-snapshot read-only

  Bundle six official World Development Indicators into one normalized country snapshot with latest and previous GDP, growth, population, inflation, unemployment, and life-expectancy observations plus source and license evidence.

  Parameters:

  • country_code (required) — string — ISO 3166-1 alpha-2 or alpha-3 country code
  • lookback_years — integer — Calendar-year window to request for every fixed indicator

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• research.sec-filing-signals read-only

  Look up a public company by ticker or CIK, normalize recent SEC filings, and flag deterministic events such as late filings, amendments, auditor changes, non-reliance, control changes, or bankruptcy disclosures.

  Parameters:

  • identifier (required) — string — SEC CIK or U.S.-listed ticker symbol
  • forms — array — Optional exact SEC form filters, such as 10-K, 10-Q, or 8-K
  • max_filings — integer
  • lookback_days — integer

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• research.sec-insider-transactions read-only

  Retrieve recent SEC Form 4 officer, director, and 10% beneficial-owner trades for a ticker or CIK, including purchases, sales, awards, exercises, tax withholding, prices, holdings, 10b5-1 context, derivatives, and filing footnotes.

  Parameters:

  • identifier (required) — string — SEC CIK or U.S.-listed ticker symbol
  • max_filings — integer
  • lookback_days — integer
  • include_derivatives — boolean — Include option, restricted-stock-unit, and other derivative transactions

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• research.sec-financial-facts read-only

  Retrieve normalized, recent issuer-reported revenue, earnings, balance-sheet, cash-flow, and diluted-EPS facts from official SEC XBRL data.

  Parameters:

  • identifier (required) — string — SEC CIK or U.S.-listed ticker symbol
  • metrics — array — Normalized financial metrics to return
  • periods — integer — Observations per metric
  • period_type — string

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• research.sec-company-evidence read-only

  Resolve an exact SEC company name, ticker, or CIK, then bundle recent filing signals, normalized issuer-reported XBRL facts, and Form 4 insider transactions into one bounded public-company evidence report with explicit section coverage and official-source provenance.

  Parameters:

  • identifier (required) — string — Exact SEC company name, SEC CIK, or U.S.-listed ticker symbol
  • forms — array — Optional exact SEC form filters for the filing-activity section
  • max_filings — integer
  • financial_metrics — array — Normalized issuer-reported financial metrics to include
  • financial_periods — integer
  • include_derivatives — boolean — Include derivative securities in the Form 4 section
  • max_insider_filings — integer
  • filing_lookback_days — integer
  • financial_period_type — string
  • insider_lookback_days — integer

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• research.crossref-work-search read-only

  Search open Crossref bibliographic metadata by title, author, DOI fragment, or citation and return bounded normalized publication, author, citation, license, and update metadata without abstracts or full text.

  Parameters:

  • query (required) — string — Title, author, DOI fragment, or bibliographic citation to search
  • sort_by — string
  • work_type
  • max_results — integer
  • published_from
  • published_until

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• research.crossref-doi-metadata read-only

  Resolve one DOI into normalized open Crossref bibliographic, author, container, citation-count, license, identifier, and correction or retraction-link metadata without abstracts or full text.

  Parameters:

  • doi (required) — string

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• research.wikidata-organization-search read-only

  Search CC0 Wikidata organization candidates and normalize public websites, inception dates, company identifiers, entity types, countries, industries, headquarters, parent, founder, owner, subsidiary, and product links with explicit non-verification caveats.

  Parameters:

  • organization_name (required) — string
  • language — string
  • max_results — integer

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• data.ecb-fx-reference read-only

  Convert an amount between two supported currencies using one validated ECB daily reference-rate observation. The underlying ECB statistics are available free from the ECB Data Portal; the fee covers bounded retrieval, validation, clearly labelled cross-rate calculation, and x402 delivery.

  Parameters:

  • base_currency (required) — string — Three-letter currency converted from, for example GBP
  • quote_currency (required) — string — Three-letter currency converted to, for example USD
  • amount — string — Positive decimal amount with at most 15 integer and 8 fractional digits
  • on_or_before — Optional date whose latest available ECB reference observation is used; omit for the latest available common business day

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• data.place-geocode read-only

  Resolve one global city or locality name into bounded, population-ranked GeoNames coordinates, country and first-level-region identity, population, timezone, feature code, and source freshness without a request-time network call.

  Parameters:

  • place (required) — string — City or locality name with optional comma-separated country or first-level region qualifiers. Examples: 'London, GB' or 'Paris, Texas, US'. This is not a street-address, parcel, point-of-interest, or routing lookup.
  • limit — integer — Maximum number of population-ranked exact-name candidates to return.

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• data.reverse-geocode read-only

  Resolve one latitude/longitude pair into bounded, great-circle-distance-ranked nearby GeoNames populated places with country, first-level region, population, timezone, feature code, and source freshness without a request-time network call.

  Parameters:

  • latitude (required) — number — Latitude in decimal degrees.
  • longitude (required) — number — Longitude in decimal degrees.
  • limit — integer — Maximum number of nearest populated places to return.
  • radius_km — number — Maximum great-circle distance in kilometres to search for populated places.

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• data.us-address-geocode read-only

  Geocode one structural address in the United States, Puerto Rico, or U.S. Island Areas with normalized U.S. Census MAF/TIGER coordinates, optional bounded state/county/tract/block/congressional geography, exact source attribution, and explicit range-interpolation limits.

  Parameters:

  • address (required) — string — One-line structural address in the United States, Puerto Rico, or a U.S. Island Area. Include a building number and street name; city, state, and ZIP improve matching. The address is sent to the U.S. Census Geocoder for this lookup.
  • include_geographies — boolean — Include bounded state, county, tract, block, and current congressional-district fields from the Census geographic lookup.

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• data.current-weather read-only

  Get one current weather snapshot for a city/locality name or exact coordinates. Returns the nearest NOAA/NWS station observation where available; otherwise returns the latest MET Norway model point, always labeled explicitly as observation or model with bounded SI fields and source provenance.

  Parameters:

  • city — City or locality name, optionally followed by country and first-level region qualifiers, for example London, GB or Paris, Texas, US. Provide either city or both latitude and longitude.
  • latitude — Latitude in decimal degrees, rounded to four decimal places. Provide with longitude instead of city.
  • longitude — Longitude in decimal degrees, rounded to four decimal places. Provide with latitude instead of city.

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• data.us-weather-forecast read-only

  Get a global weather forecast for a city/locality name or exact coordinates. Returns normalized day/night or hourly periods worldwide: NOAA/NWS is preferred within supported U.S. coverage for optional station conditions and active alerts, while MET Norway provides an attributed open-data fallback globally.

  Parameters:

  • place — City or locality name, optionally followed by country and first-level region qualifiers, for example London, GB or Paris, Texas, US. Provide either place or both latitude and longitude.
  • units — string — US customary or SI units requested from the NWS API
  • periods — integer — Maximum periods to return; day_night supports at most 14 and hourly at most 48
  • latitude — Latitude in decimal degrees, rounded to four decimal places. Provide with longitude instead of place.
  • timezone — Optional IANA time zone used to group MET Norway day/night periods. Place-name requests use the matched GeoNames zone; coordinate requests default to UTC; NWS returns its authoritative point time zone.
  • longitude — Longitude in decimal degrees, rounded to four decimal places. Provide with latitude instead of place.
  • forecast_type — string — Day/night forecast periods or hourly forecast periods
  • source_preference — string — Prefer NWS within its U.S. coverage and fall back to MET Norway globally, or explicitly select one source
  • include_active_alerts — boolean — Include up to 10 currently active NWS alerts whose affected area contains the requested point
  • include_current_conditions — boolean — Include the latest observation from the nearest available NWS station; kept opt-in to preserve baseline latency

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• data.timezone-convert read-only

  Convert an offset-aware ISO 8601 instant or a local wall time between IANA time zones with explicit DST gap and repeated-hour handling, nearby transition evidence, and a pinned local time-zone database.

  Parameters:

  • timestamp (required) — string — ISO 8601 timestamp. Include Z or an offset for an exact instant, or provide a naive local timestamp together with source_timezone.
  • target_timezone (required) — string — Target IANA time-zone name, for example Europe/London
  • ambiguous_time — string — How to resolve a repeated local wall time during a backward DST transition; nonexistent spring-forward times are always rejected
  • source_timezone — Required for a timestamp without an offset; optional source display zone for an offset-aware timestamp
  • include_transitions — boolean — Include previous and next offset transitions within 370 days

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• crypto.address-inspect read-only

  Validate and normalize an Ethereum or EVM wallet address, distinguish valid, absent, or invalid ERC-55 checksum casing, and identify the zero address without a network request.

  Parameters:

  • address (required) — string

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• crypto.base-account-snapshot read-only

  Read point-in-time ETH, native USDC, and up to four caller-selected ERC-20 balances plus account nonce and contract-code status at one resolved Base mainnet block.

  Parameters:

  • address (required) — string — A 20-byte EVM address on Base mainnet
  • block_tag — string — Base block tag resolved once and reused for the complete snapshot
  • token_contracts — array — Optional caller-selected ERC-20 contracts whose balanceOf, decimals, and symbol methods are read at the same resolved block

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• crypto.base-account-status read-only

  Check one Base mainnet wallet or contract for ETH and official USDC balances, transaction nonce, and contract-bytecode evidence at a single resolved block.

  Parameters:

  • address (required) — string — A 20-byte EVM address on Base mainnet
  • block_tag — string — Base block tag resolved once and reused for every account read

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• crypto.base-usdc-transfers read-only

  Retrieve newest-first incoming and outgoing Circle USDC Transfer events for one address across a validated, bounded Base mainnet block range.

  Parameters:

  • address (required) — string — The 20-byte Base mainnet address whose official USDC transfers are read
  • limit — integer — Maximum newest-first transfers returned after validation and de-duplication
  • block_tag — string — Base block tag resolved once as the inclusive upper bound
  • direction — string — Return transfers in either direction or restrict the indexed address topic
  • lookback_blocks — integer — Inclusive number of resolved Base blocks to scan, capped for RPC reliability

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• crypto.base-event-logs read-only

  Query validated eth_getLogs events from one Base mainnet contract using a required event signature and optional indexed topic filters across a bounded resolved block range.

  Parameters:

  • contract (required) — string — The 20-byte Base mainnet contract whose event logs are queried
  • topics (required) — array — One required event-signature topic followed by optional indexed topic values or null wildcards. Signature-only scans are limited to 100 resolved blocks; adding an indexed value permits up to 2,000.
  • limit — integer — Maximum newest-first validated logs returned
  • block_tag — string — Base block tag resolved once as the inclusive upper bound
  • lookback_blocks — integer — Inclusive resolved Base blocks to scan; defaults to the 100-block signature-only ceiling and may be raised to 2,000 with an indexed topic value

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• crypto.base-gas-estimate read-only

  Estimate gas for one Base mainnet transaction context at a resolved block, add a bounded caller-selected buffer, and preserve RPC rejection evidence without signing or broadcasting.

  Parameters:

  • from_address (required) — string — The 20-byte Base mainnet sender context; no private key is used
  • to (required) — string — The 20-byte Base mainnet transaction destination
  • block_tag — string — Base block tag resolved once before estimation
  • call_data — string — Optional even-length hexadecimal transaction calldata
  • value_wei — string — Unsigned ETH value in wei as a canonical decimal string
  • buffer_percent — integer — Bounded percentage added to the RPC estimate for a suggested gas limit

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• crypto.base-network-status read-only

  Read the latest Base mainnet block and a bounded EIP-1559 fee history in one RPC batch, including gas utilization and priority-fee percentile samples.

  Parameters:

  • fee_history_blocks — integer — Number of recent Base blocks included in the EIP-1559 fee history
  • reward_percentiles — array — Strictly increasing gas-tip percentiles requested from eth_feeHistory

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• crypto.base-block-inspect read-only

  Get and inspect one historical Base mainnet block by exact number or a latest, safe, or finalized tag, returning its header timestamp, transaction count, gas use, base and blob fees, state and receipt roots, confirmations, and head-distance evidence.

  Parameters:

  • block_tag — string — Base block tag used only when block_number is omitted
  • block_number — Optional Base block number as a JSON-safe integer. When provided it takes precedence over block_tag.

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• crypto.base-contract-inspect read-only

  Inspect Base mainnet contract bytecode, common token metadata, and ERC-165, ERC-721, and ERC-1155 interface signals at one resolved block.

  Parameters:

  • contract (required) — string — The 20-byte Base mainnet contract address to inspect
  • block_tag — string — Base block tag resolved once and reused for every inspection read

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• crypto.base-contract-read read-only

  Execute one bounded read-only eth_call against a resolved Base mainnet block, retain call and block evidence, and optionally decode caller-specified ABI output types.

  Parameters:

  • contract (required) — string — The 20-byte Base mainnet contract address to read
  • call_data (required) — string — ABI-encoded eth_call data, including the function selector
  • block_tag — string — Base block tag resolved once before executing the read
  • gas_limit — integer — Bounded execution allowance for the read-only call
  • from_address — Optional msg.sender context; no private key or transaction is used
  • output_types — array — Optional primitive ABI output types used to decode a successful result; arrays and tuples are intentionally excluded

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• crypto.base-transaction-inspect read-only

  Inspect Base transaction status and receipt evidence in one call, including success, revert, or pending state, confirmations, actual gas fee, recognized calldata, bounded ERC-20-shaped transfers, and official Base USDC recognition for payment confirmation.

  Parameters:

  • transaction_hash (required) — string — A 32-byte Base mainnet transaction hash

  Hints: read-only yes · destructive no · idempotent yes · open-world yes

• crypto.calldata-decode read-only

  Resolve 29 common ERC-20, ERC-165, ERC-721, ERC-1155, ERC-2612, and ERC-3009 selectors without a network lookup, or strictly decode arbitrary Ethereum or EVM calldata using a supplied Solidity signature.

  Parameters:

  • calldata (required) — string — ABI argument bytes, optionally prefixed by the four-byte function selector
  • input_mode — string — Whether calldata includes a selector. Auto consumes a matching supplied-signature selector, or resolves a built-in standard selector when function_signature is omitted.
  • function_signature — Optional Solidity function signature, including argument types but no parameter names. When omitted, calldata must include a selector from the bounded built-in ERC-20, ERC-165, ERC-721, ERC-1155, ERC-2612, or ERC-3009 set.

  Hints: read-only yes · destructive no · idempotent yes · open-world no

• crypto.typed-data-hash read-only

  Validate EIP-712 typed structured data and derive its domain separator, message hash, and signing digest.

  Parameters:

  • typed_data (required) — object

  Hints: read-only yes · destructive no · idempotent yes · open-world no

Publisher website

Measured by MCPYP probing. Untested fields are omitted, never estimated. Listing is always free; MCPYP never proxies calls or stores user tokens.