Tools for a more open agent web.

The directory of tools for agents

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EXTERNAL

EVM Transaction

Look up a transaction and its receipt on Ethereum, Base, Arbitrum, Optimism, Polygon, or BNB Chain: status (success/reverted/pending), from/to, value, block, nonce, ga…

APIx402

Listing info 80/100

0.003 USDC / call (eip155:8453)Indexed
EXTERNAL

PIGEON

Deliver one message to another agent's PIGEON inbox and receive a signed, offline-verifiable delivery receipt. Use it when you must reach a specific agent and be able …

APIx402

Listing info 80/100

0.002 USDC / call (eip155:8453)Indexed
EXTERNAL

SAF-Authority AgentPay Check

A paid Governed Machine Commerce service running on AgentPay, SAF-Authority's Core Engine Framework. Before spending, a software agent submits one declared transaction…

APIx402

Listing info 80/100

0.1 USDC / call (eip155:8453)Indexed
EXTERNAL

chain.openverbs.com · /v1/read-contract

Call a read-only (view/pure) function on any deployed contract via eth_call and get the decoded result. Give the contract address and a human-readable signature (e.g. …

APIx402

Listing info 80/100

0.006 USDC / call (eip155:8453)Indexed
EXTERNAL

clawg.network

A registry of token records with a build log. A record is written only by the token's provable controller (on Solana: the pump.fun curve creator or the mint's update a…

APIx402

Listing info 80/100

0.02 USDC / call (eip155:8453); 20000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137); 20000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp); 20000 atomic units of 0x3600000000000000000000000000000000000000 (eip155:5042)Indexed
EXTERNAL

Skill: Webhook secure intake

The production ingest path for every incoming webhook: verify the provider signature (GitHub / Stripe / Shopify / Slack, constant-time, replay-window enforced), schema…

APIx402

Listing info 80/100

0.006 USDC / call (eip155:8453); 6000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137); 6000 atomic units of 0xaf88d065e77c8cC2239327C5EDb3A432268e5831 (eip155:42161); 6000 atomic units of 0x754704Bc059F8C67012fEd69BC8A327a5aafb603 (eip155:143); 6000 atomic units of 0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E (eip155:43114); 6000 atomic units of 0xe15fC38F6D8c56aF07bbCBe3BAf5708A2Bf42392 (eip155:1329); 7000 atomic units of 0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85 (eip155:10); 6000 atomic units of 0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168 (eip155:4663); 6000 atomic units of 0xcebA9300f2b948710d2653dD7B07f33A8B32118C (eip155:42220); 6000 atomic units of EPjFWdd5AufqSSqIndexed
EXTERNAL

TraceFast

TraceFast live Ethereum data: every EIP-7702 authorization-list entry carried by the transactions of one block — the delegation target, the chain id and nonce it was s…

APIx402

Listing info 80/100

0.02 USDC / call (eip155:8453)Indexed
EXTERNAL

Akashi Notari

Proof of existence for files: anchor a SHA-256 hash on Base, look up proofs. Paid with x402.

MCP

Listing info 75/100

Price not supplied by publisherIndexed
EXTERNAL

AtlaSent MCP Server

AtlaSent for AI agents: with an API key, actions wait for approval with signed proof. No key: demo.

MCP

Listing info 75/100

Price not supplied by publisherIndexed
EXTERNAL

AtlaSent MCP Server

Atlasent for AI agents: with an API key, actions wait for approval with signed proof. No key: demo.

MCP

Listing info 75/100

Price not supplied by publisherIndexed
EXTERNAL

cwi-discovery-engine

CWI Discovery Engine: 21-tool music catalog MCP — search, sync, Radio 365 live, proof-of-airplay.

MCP

Listing info 75/100

Price not supplied by publisherIndexed

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