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MARKET MONITOR / CATALOGUE Services 116,093 MCP listed 39,929 x402 76,222 Rails Base / Solana / Polygon / Arbitrum Imported 2026-10-26 · 3 sources
Task

Chain Id

6 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.

Evm chain id x402 REST usage

EIP-155 chain id, confirmed from the node itself — Genesis402 / UnyKorn Operator Network

twin.unykorn.org Data & Finance 3 calls / 30d checked 2026-10-26
0.003 USDC per call per call

EVM Chain Lookup x402 REST usage

Look up any EVM chain by chain ID or name (8453, base, arbitrum): chain ID in decimal and hex, native currency, public RPC URLs, block explorers and testnet flag. Use to configure wallets, RPCs or cross-chain apps.

bess-x402.onrender.com Crypto & Payments 3 calls / 30d checked 2026-10-26
0.002 USDC per call per call

EVM Network Info x402 REST usage

Live state of an EVM network: chain ID, latest block number and age, gas price, base and priority fee, block gas use and tx count. Use as a health check before sending transactions.

bess-x402.onrender.com Other services 2 calls / 30d checked 2026-10-26
0.002 USDC per call per call

Chain ID (EIP-155) x402 REST usage

The EIP-155 chain ID for any supported network via eth_chainId — the read multi-chain agents make to confirm which chain an RPC is on before signing. Across Base, Ethereum, Optimism, Arbitrum, Polygon, Gnosis. Free publi...

x402-agent-store.rileycraig14.workers.dev Crypto & Payments 4 calls / 30d checked 2026-10-26
0.001 USDC per call per call

base-chain-id x402 REST usage

Base mainnet chain ID (EIP-155) via eth_chainId - confirm which network you're actually talking to.

x402.agentindex.world Other services 3 calls / 30d checked 2026-10-26
0.001 USDC per call per call

Delx Chain Network Info x402 REST usage

Look up supported blockchain network metadata and chain IDs for $0.001 USDC. Static first-party registry only—no live RPC, balances, blocks, receipts, gas, or contract reads. Call when you need this bounded result withou...

api.delx.ai Crypto & Payments 2 calls / 30d checked 2026-10-26
0.001 USDC per call per call

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