Word Orb — English vocabulary for reader glossaries

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

AI-assisted English lexical records. Stored-only batch lookup; coverage and quality vary.

Add to your agent

Copy this into your MCP client config:

{
  "mcpServers": {
    "Word Orb — English vocabulary for reader glossaries": {
      "url": "https://wordorb.ai/mcp",
      "transport": "streamable-http"
    }
  }
}

Measured tools (14)

• lookup_words read-only

  Retrieve stored AI-assisted English lexical records for a vocabulary list without generating missing words. Free: 1–10 headwords per request and 10 requests/minute; paid: 1–50 headwords. Returns found records, explicit misses and lookup failures. Optional fields and translations vary; review the content. Requires a Word Orb key in the Authorization header; one request counts toward account quota. Evaluate and compare plans at https://wordorb.ai/playground?ref=mcp_batch#evaluate.

  Parameters:

  • words (required) — array — Single English headwords, with internal hyphens or apostrophes allowed. Spaces and phrases are rejected. Maximum 10 for Free; 50 for paid plans.

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

• lookup_word

  Look up one English headword. May generate and cache a missing record using AI. Definitions and optional IPA, etymology and translations are AI-assisted and may be incomplete or incorrect. Use lookup_words when you require stored records only. Requires a Word Orb key; counts toward account quota.

  Parameters:

  • word (required) — string — English word

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

• search_words read-only

  Search stored English headwords or definition text by prefix or fuzzy matching. Returns matching entries, which may be empty. Requires a Word Orb key; counts toward account quota.

  Parameters:

  • q (required) — string — Search query (min 2 chars)
  • field — string — Search field
  • fuzzy — boolean — Enable fuzzy matching
  • limit — integer — Max results (1-50)

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

• get_related_words read-only

  Retrieve available related-word data for an English headword. Relationships and graph coverage vary; an empty result is valid. Requires a Word Orb key; counts toward account quota.

  Parameters:

  • word (required) — string — English word to find relations for

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

• word_of_the_day read-only

  Retrieve the stored daily word and available fields. The selected word is shared for a given date. No API key is required; this is not a guarantee of content accuracy.

  Parameters:

  • date — string — ISO date (YYYY-MM-DD). Defaults to today.

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

• get_lesson read-only

  Retrieve an available structured lesson for a day, track and age group. Content availability varies. Requires a Word Orb key; counts toward account quota.

  Parameters:

  • age — string
  • day — integer
  • track — string

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

• get_quiz read-only

  Retrieve available quiz questions for a lesson day and track. Content availability varies. Requires a Word Orb key; counts toward account quota.

  Parameters:

  • day — integer
  • track — string

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

• generate_text

  Process supplied text for the selected task. May call AI and return generated content; review the result. Requires a Word Orb key and applicable plan entitlement; counts toward account quotas. Use lookup_words for stored lexical records only.

  Parameters:

  • task (required) — string
  • input (required) — string

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

• check_compliance

  Check supplied text for configured content flags and reading-level estimates. This heuristic check is not legal compliance certification. Requires a Word Orb key and applicable plan entitlement; counts toward account quotas.

  Parameters:

  • input (required) — string — Text to check
  • policy — object — Optional: {brand_voice: {tone, banned_words}, max_grade_level}

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

• translate_word

  Request a translation for supplied text and a target language. May use stored data or AI generation; language coverage and quality vary. Requires a Word Orb key and applicable plan entitlement; counts toward account quotas. Use lookup_words to inspect only existing translations.

  Parameters:

  • input (required) — string — Word or text to translate
  • target_lang — string — ISO language code (es, fr, de, zh, ja, etc.)

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

• define_term

  Request a definition adapted to the specified age group. May use stored data or AI generation; review the result. Requires a Word Orb key and applicable plan entitlement; counts toward account quotas. Use lookup_words to avoid generated fallback.

  Parameters:

  • term (required) — string — Term to define
  • age_group — string — Target age group

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

• explore_graph read-only

  Retrieve existing links between an English headword and lessons or themes. Graph coverage varies; an empty result is valid. Requires a Word Orb key; counts toward account quota.

  Parameters:

  • word (required) — string — Word to trace through the graph

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

• get_word_image read-only

  Retrieve available image metadata for an English headword. Images and variants are not available for every word. Requires a Word Orb key; counts toward account quota.

  Parameters:

  • word (required) — string — Word to get images for

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

• search_by_meaning

  Search available English word embeddings using a description of a concept. Returns similarity-ranked candidates, not verified answers; embeddings require AI processing. Requires a Word Orb key; counts toward account quota.

  Parameters:

  • query (required) — string — Natural-language description of the concept (min 2 chars)
  • limit — integer — Max results (1-25)

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

Repository

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