Code402 Verify MCP

Install

Pick the AI app you use, then copy the settings.

Passed 2/3 checks · What you ask goes through the maker’s server (verify.code402.dev) · ✓ Commands checked Nov 13, 2026

claude mcp add --transport http --scope user code402-verify https://verify.code402.dev/mcp

{
  "mcpServers": {
    "code402-verify": {
      "url": "https://verify.code402.dev/mcp"
    }
  }
}

{
  "servers": {
    "code402-verify": {
      "type": "http",
      "url": "https://verify.code402.dev/mcp"
    }
  }
}

Which apps can use it

Based on how this server connects and on each app’s own docs, checked Nov 10, 2026.

Connect over the internet in

ClaudeChatGPTGooseLM StudioMsty StudioCherry StudioCursorVS Code + GitHub CopilotVisual StudioWindsurf (Devin Desktop)ZedKiroClineContinueJetBrains AI AssistantClaude CodeCodex CLIGemini CLIOpenCodenodecodeWarpLibreChatOpen WebUIRaycast

All apps, with pros and cons →

What it can do

Tool names and descriptions exactly as the server reported them on Nov 12, 2026. The maker wrote them, not us; we show them as plain text.

• x402_verify

  Verify one or more XDR-1 signed receipts offline (free). Returns valid/invalid per receipt with signer recovery, declared signer comparison, and integrity digest. Supply raw_receipt as JSON string or array for batch.

• price_lookup

  Look up pricing for any code402 tool (free). Returns current x402 pricing tiers, accepted networks, and tool availability. Use tool_name for named lookups or url for URL-based lookups.

• iban_check

  Paid ($0.0029). Validate an IBAN: ISO 13616 structure, country registration, length, MOD 97-10 checksum. Returns pass/fail with all checks and issues. Covers 50 countries.

• sanctions_check

  Paid ($0.0029). Screen Ethereum addresses and entity names against OFAC/UN/EU sanctions lists. Returns clear/hit with matched entries. Supports both EVM addresses and human-readable names.

• onchain_address_check

  Paid ($0.0029). Validate an EVM address format and EIP-55 mixed-case checksum. Returns valid/invalid with normalization and checksum status.

• lei_check

  Paid ($0.0029). Validate a Legal Entity Identifier (LEI, ISO 17442). Checks 20-char alphanumeric format and Mod 97-10 check character. Verified via Rust WASM engine.

• luhn_check

  Paid ($0.0029). Validate a payment card or account number using the Luhn algorithm (ISO/IEC 7812-1). Checks numeric format and Mod-10 checksum. Verified via Rust WASM engine.

• mod97_check

  Paid ($0.0029). Calculate ISO 7064 Mod 97-10 remainder for any alphanumeric string. Returns the remainder (0-96, valid=1). Used for IBAN, LEI, and custom identifier validation. Verified via Rust WASM engine.

• bundle_verify

  Paid ($0.0029–$0.50). Multi-gate compliance bundle: run any combination of IBAN validation, sanctions screening, and EVM address validation in a single call. Returns all gate results + XDR-1 signed receipt. Tier auto-detected from field count.

• chain_block_number

  Paid ($0.0029). Get the latest Ethereum mainnet block number. Returns block height and timestamp.

• chain_balance

  Paid ($0.0029). Get native ETH balance of any Ethereum address. Returns balance in wei and ETH.

• chain_erc20_balance

  Paid ($0.0029). Get ERC-20 token balance via balanceOf. Returns balance in raw and human-readable form.

• chain_nonce

  Paid ($0.0029). Get the next transaction nonce for an Ethereum address.

• chain_tx

  Paid ($0.008). Get Ethereum transaction details by hash. Returns from, to, value, gas used, status, block info.

• chain_ens_resolve

  Paid ($0.008). Resolve a .eth ENS name to its Ethereum address via the universal resolver.

• chain_gas_price

  Paid ($0.0029). Get the current Ethereum mainnet gas price. Returns base fee, priority fee, and max fee in wei and gwei. Useful for estimating transaction costs.

• chain_tx_receipt

  Paid ($0.008). Get the receipt of a confirmed transaction. Returns status (success/fail), gas used, logs, contract address if deployment.

• chain_code

  Paid ($0.0029). Get the deployed bytecode at an address. Returns hex bytecode (empty = EOA, non-empty = contract). Useful for distinguishing contracts from wallets.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 14, 2026

• ! Caution

  Maker matches the repo

  The publisher (89rat) is not the repo owner (89rat); someone else may have listed it

• … Not checked yet

  Still maintained

  We have not read this repo from GitHub yet

• … Not checked yet

  Has a licence

  We have not read this repo from GitHub yet

• ✓ Pass

  Endpoint responds

  Responded in 82 ms (HTTP 200)

• – Not applicable

  Sign-in with OAuth

  No sign-in needed

• ✓ Pass

  No hidden instructions in tool descriptions

  Read 18 tool descriptions and found no hidden instructions to the AI

User reviews

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Compared with others in Otheri

• More stars than 0% of the other 19720 servers in this category
• Published to the registry more recently than 67% of the other 19720 servers in this category
• Basic checks equal to or better than 44% of the other 19720 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

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Reading a card:↓ Downloads per weeki★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

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README from the maker

No README found in the repo