"date-fns" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
353 tools: balances, blocks, gas, txs and logs on 5 EVM chains, plus Bitcoin. 25 free calls.
Solana swaps with local signing, confirmed receipts, trading volume and filtered live trade data.
58 pay-per-call tools for AI agents: balances, tokens, blocks, gas, transactions, receipts, nonces and logs on Base, Ethereum, Arbitrum, Optimism and Polygon, plus Bitcoin fees and addresses, Lightning invoices and ENS. USDC via x402.
Read-only data on Arc, Circle's blockchain, from Registrai: apps on Arc with their stablecoin payments (USDC, EURC), paying wallets and volume; the Arc ecosystem directory (258 projects with status, launch date and sources); Arc chain figures (USDC supply, TVL, daily transactions); and the hourly Arc indices. No key, CC BY 4.0. Website and method: https://builder.registrai.cc
Exchange-exact crypto derivatives data for AI agents: OI, funding, liquidations, 13 venues, 42 tools
Identity for AI agents that arrive on their own: a certificate of birth, number and date. Free.
Peer protocol seller-rate and liquidity history on Base. Paid aggregate reads via x402 USDC.
Pay-per-call crypto data for agents: metrics, claims, custom briefs. USDC via x402.
Memecoin intel for agents: Robinhood Chain + Solana bursts, rug checks, call verdicts. Pay via x402.
Mocap, rehab biomechanics, threat intel, fleet vision. 21 MCP tools, 10 free. x402/USDC paid.
Read-only cp0x data: referral deals and races, DeFi geo-restrictions, and x402 catalogs.
Web3 jobs: 4,500+ companies, 22,000+ roles (12,100+ last 30d). Free stats, paid x402 queries.
Read-only lookup of verified crypto wallet addresses for domains, .cns and ENS names.
65 pay-per-call tools for AI agents: 0-100 token risk score with reasons on Base, Ethereum, Arbitrum, Optimism, Polygon and Solana; wallet profiles; OFAC sanctions screening; a pre-payment ok/caution/block check; whale trades and new pools; ENS and Basenames; ECB currency rates. Each call is paid with x402 in USDC on Base ($0.001-$0.02); no account or API key.
x402 web/data toolkit: tools, US$5 lead pack, free flapjax_check, paid Nostr relay
Verified table jobs and RPC-free payment verification (Base/Ethereum). Pay per call via x402.
Base token risk (honeypot sim), prices, balances, Basenames, tx data. Pay-per-call in USDC via x402.
Pay-per-call Base and Polygon onchain data over x402 for AI agents.
Verifiable crypto signals, recorded history and always-on monitoring for AI agents via x402 on Base.
x402 pay-per-call Solana data + crypto market + JWT/unit utils for AI agents.
