Tools for a more open agent web.

The directory of tools for agents

2,857 tools · Verify a proof · Reset filters
EXTERNAL

mearef.dev · /v1/certified/:country/:series

Certified extract: value + citation + archived-source sha256 + verification chain, Ed25519-signed. Refuses uncharged without evidence

APIx402

Listing info 80/100

0.25 USDC / call (eip155:8453)Indexed
EXTERNAL

sendcheck

SendCheck deep scan: the same verification across all 5 chains (Base, Ethereum, Arbitrum, Optimism, Polygon) incl. wrong-network detection. POST {address, chain}

APIx402

Listing info 80/100

0.05 USDC / call (eip155:8453)Indexed
EXTERNAL

SolEnrich

Price (median of 3 sources), market cap, volume, liquidity, slippage estimates at 4 position sizes, risk flags, verification status.

APIx402

Listing info 80/100

2000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp); 0.002 USDC / call (eip155:8453)Indexed
EXTERNAL

Tanod chainpeek

chainpeek (Tanod) ENS resolution: forward-resolve a name, or reverse-resolve an address with forward verification, on Ethereum mainnet. Read-only.

APIx402

Listing info 80/100

0.002 USDC / call (eip155:8453); 2000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137)Indexed
EXTERNAL

Vextorium

ENS resolution on Ethereum: name to address (vitalik.eth -> 0x...) or address to primary name, with round-trip verification of reverse records.

APIx402

Listing info 80/100

0.004 USDC / call (eip155:8453); 4000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp); 4000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137); 4000 atomic units of 0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85 (eip155:10); 4000 atomic units of 0x3600000000000000000000000000000000000000 (eip155:5042)Indexed
EXTERNAL

Vextorium

Spanish tax ID validation (DNI/NIF, NIE and company CIF) with check-digit verification. Computed locally; the ID is not stored.

APIx402

Listing info 80/100

0.003 USDC / call (eip155:8453); 3000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp); 3000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137); 3000 atomic units of 0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85 (eip155:10); 3000 atomic units of 0x3600000000000000000000000000000000000000 (eip155:5042)Indexed
EXTERNAL

Tech Detect

One HTTP request per host, matched against an in-house signature set. Every hit carries a confidence value from 0 to 100 and the evidence it rests on: response header,…

APIx402

Listing info 80/100

0.003 USDC / call (eip155:8453)Indexed
EXTERNAL

Tech Detect

One HTTP request per host, matched against an in-house signature set. Every hit carries a confidence value from 0 to 100 and the evidence it rests on: response header,…

APIx402

Listing info 80/100

0.003 USDC / call (eip155:8453)Indexed
EXTERNAL

action402.vercel.app · /api/execute/webhook

Paid webhook/API execution for autonomous agents. Executes one public HTTPS action after x402 payment, applies retries and idempotency, then returns a signed receipt w…

APIx402

Listing info 80/100

0.003 USDC / call (eip155:8453)Indexed
EXTERNAL

Hermes Commerce

Probe a peer x402 jobs URL and return a CC0 x402-probe-receipt-v1 (HTTP status, PAYMENT-REQUIRED body/header agreement, latency). Interop helper for agent operators. D…

APIx402

Listing info 80/100

0.02 USDC / call (eip155:8453)Indexed
EXTERNAL

AUROS Attestation

HMAC-signed readiness attestation pack for an RWA score/dossier — auditable proof artifact for desks. Pay $0.15 for a signed trail legal can point to. Not a notary act…

APIx402

Listing info 80/100

0.15 USDC / call (eip155:8453)Indexed
EXTERNAL

Contract event logs

Fetch contract event logs (eth_getLogs) on Ethereum, Base, Polygon, Arbitrum, or Optimism - bounded so it always answers: block range capped at 2000 blocks (default: t…

APIx402

Listing info 80/100

0.003 USDC / call (eip155:8453); 3000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137); 3000 atomic units of 0xaf88d065e77c8cC2239327C5EDb3A432268e5831 (eip155:42161); 3000 atomic units of 0x754704Bc059F8C67012fEd69BC8A327a5aafb603 (eip155:143); 3000 atomic units of 0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E (eip155:43114); 3000 atomic units of 0xe15fC38F6D8c56aF07bbCBe3BAf5708A2Bf42392 (eip155:1329); 4000 atomic units of 0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85 (eip155:10); 3000 atomic units of 0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168 (eip155:4663); 3000 atomic units of 0xcebA9300f2b948710d2653dD7B07f33A8B32118C (eip155:42220); 3000 atomic units of EPjFWdd5AufqSSqIndexed

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