net.postandshare/nigerian-reference-data

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

Nigerian phone, bank-account and identity-number validation for AI agents. Pay-per-call in USDC.

Add to your agent

Copy this into your MCP client config:

{
  "mcpServers": {
    "nigerian-reference-data": {
      "url": "https://api.postandshare.net/mcp",
      "transport": "streamable-http"
    }
  }
}

Measured tools (11)

• ng_states

  List all 36 Nigerian states plus the Federal Capital Territory with their capitals. Free — no payment required.

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• ng_phone_lookup

  $0.003 per call. Normalise a Nigerian phone number (local, +234 or 234 form) and return E.164, line type and network from the prefix allocation. Pay-per-call in USDC over x402.

  Parameters:

  • number (required) — string — Nigerian number, e.g. 08031234567

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• ng_bank_validate

  $0.003 per call. Validate a 10-digit NUBAN account number against its 3-digit CBN bank code using the check-digit algorithm. Format validation only — does not confirm the account exists.

  Parameters:

  • bank_code (required) — string — 3-digit CBN bank code, e.g. 058 for GTBank
  • account_number (required) — string — 10-digit NUBAN account number

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• ng_identity_format

  $0.002 per call. Format-validate a Nigerian NIN, BVN, TIN, CAC RC or CAC BN number. Returns validity only — no database lookup and no personal data.

  Parameters:

  • type (required) — string — Which number type
  • value (required) — string — The number to check

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• chain_networks

  List the chains this API can read: Base, Ethereum, Arbitrum One, Polygon, with chain ids. Free — no payment required.

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• chain_block_number

  $0.001 per call. The latest block number on Base, Ethereum, Arbitrum One or Polygon. Pay-per-call in USDC over x402.

  Parameters:

  • network — string — Chain to read (default base)

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• chain_balance

  $0.001 per call. Native-token (ETH/POL) balance of an EVM address, with a USD value at the current spot price.

  Parameters:

  • address (required) — string — 0x-prefixed EVM address
  • network — string — Chain to read (default base)

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• chain_gas

  $0.001 per call. Current gas price on a chain plus the cost of a plain native transfer, in native token and USD.

  Parameters:

  • network — string — Chain to read (default base)

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• chain_block

  $0.001 per call. Block header by number or latest: timestamp, transaction count, gas used, base fee.

  Parameters:

  • number — string — Block number, or "latest" (default)
  • network — string — Chain to read (default base)

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• chain_tx

  $0.001 per call. Transaction receipt by hash: success/failed status, block, gas used, and the fee in native token and USD.

  Parameters:

  • hash (required) — string — 0x-prefixed transaction hash
  • network — string — Chain to read (default base)

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

• chain_token

  $0.001 per call. ERC-20 token metadata (symbol, name, decimals) and one holder's balance.

  Parameters:

  • token (required) — string — 0x-prefixed ERC-20 contract address
  • holder (required) — string — 0x-prefixed wallet address
  • network — string — Chain to read (default base)

  Hints: read-only not declared · destructive not declared · idempotent not declared · open-world not declared

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