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MARKET MONITOR / CATALOGUE Services 86,883 MCP listed 39,685 x402 47,214 Rails Base / Solana / Polygon / Arbitrum Imported 2026-10-26 · 3 sources
Task

Primitive

10 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.

FractalAI Verify x402 REST usage

Pay-per-Verify: an agent pays $0.01 to verify a post-quantum (ML-DSA-65 / Dilithium-3 or Dilithium-2, NIST FIPS 204; scheme auto-detected by size) signature over a message against a public key. A generic machine-to-machi...

fractalai.net.co Crypto & Payments 20 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Basename Resolver x402 REST usage

Forward + reverse Basename resolution read from the Base L2 Resolver: turn jesse.base.eth into an address, or an address into its primary Basename. No API key required.

402.com.tr Geo & Maps 7 calls / 30d checked 2026-10-26
0.01 USDC per call per call

ENS Resolver x402 REST usage

Forward + reverse ENS resolution on Ethereum mainnet: turn vitalik.eth into an address, or an address into its primary ENS name. Complements the Basename resolver for Base.

402.com.tr Geo & Maps 3 calls / 30d checked 2026-10-26
0.01 USDC per call per call

Base Block x402 REST usage

🆕 One block on Base — height, hash, parent, timestamp and age in seconds, transaction count, gas used against the limit, and the base fee in gwei. Takes a block number, a 0x… block hash, or latest / finalized / safe / e...

402.com.tr Data & Finance 7 calls / 30d checked 2026-10-26
0.002 USDC per call per call

Base Transaction x402 REST usage

🆕 A Base transaction by hash, unedited: from, to, value in wei and ETH, nonce, gas, fee caps, type, and the 4-byte method selector with the calldata size. Flags a contract creation (null to) and a still-pending transact...

402.com.tr Data & Finance 6 calls / 30d checked 2026-10-26
0.002 USDC per call per call

Base Receipt x402 REST usage

🆕 The receipt for a Base transaction: success or reverted, block, gas used, effective gas price, the fee in wei and ETH, how many logs it emitted and which contracts emitted them. A contract deployment reports the new a...

402.com.tr Data & Finance 5 calls / 30d checked 2026-10-26
0.002 USDC per call per call

Token Balance x402 REST usage

🆕 An ERC-20 balance on Base, in raw units and in decimals, with the token's symbol and decimals resolved in the same call. Zero is flagged explicitly, since it is the commonest answer and the one most easily confused wi...

402.com.tr Data & Finance 5 calls / 30d checked 2026-10-26
0.002 USDC per call per call

Contract Identity x402 REST usage

🆕 What sits at a Base address: contract or plain wallet, and if a contract, whether it declares ERC-721 or ERC-1155 via ERC-165 or carries the ERC-20 shape, plus name, symbol, decimals and code size. Interface support i...

402.com.tr Crypto & Payments 4 calls / 30d checked 2026-10-26
0.002 USDC per call per call

Address Nonce x402 REST usage

🆕 The next nonce for any Base address, plus its ETH balance and whether it is a contract. The count means different things either side of that line — transactions sent for a wallet, contracts deployed for a contract — s...

402.com.tr Geo & Maps 3 calls / 30d checked 2026-10-26
0.002 USDC per call per call

Token Supply x402 REST usage

🆕 totalSupply for any Base token, returned raw and scaled by its decimals, alongside the name and symbol. When a contract doesn't declare decimals the answer assumes 18 and marks that it assumed — a silent guess here qu...

402.com.tr Data & Finance 3 calls / 30d checked 2026-10-26
0.002 USDC per call per call

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