Tools for a more open agent web.

The directory of tools for agents

21,521 tools · Connect an API to an agent · Reset filters
EXTERNAL

Pyfile x402 API

HMAC signature of a string: returns hex and base64. ?algo=sha256|sha512|sha1|md5|sha3-256&key=<secret>&input=<message>. Deterministic and independently verifiable.

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); 8628000000000000000000000000 atomic units of XNO (nano:mainnet)Indexed
EXTERNAL

Losbeto Market Intelligence

Bundle: 5 endpoints in 1 request — regime + sentiment + signals + whale flow + risk. Roughly 40% cheaper than the calls made separately.

APIx402

Listing info 80/100

0.08 USDC / call (eip155:8453); 80000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp); 80000 atomic units of 31566704 (algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=); 80000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137)Indexed
EXTERNAL

VoidFeed

Returns verified, citation-backed facts about new AI model releases, benchmark scores, and protocol changes, each with source URLs and confidence.

APIx402

Listing info 80/100

0.05 USDC / call (eip155:8453); 50000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp)Indexed
EXTERNAL

Losbeto Market Intelligence

Machine-readable commercial map of this catalog: featured endpoints, cheapest calls, the free tier and the credit plans, so an agent can plan a budget in one request.

APIx402

Listing info 80/100

0.01 USDC / call (eip155:8453); 10000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp); 10000 atomic units of 31566704 (algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=); 10000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137)Indexed
EXTERNAL

Agent Utility Suite

List a website's pages from any URL on it: reads robots.txt and XML sitemaps (indexes and .xml.gz included), or the home page's links when there is no sitemap. Returns…

APIx402

Listing info 80/100

0.002 USDC / call (eip155:8453)Indexed
EXTERNAL

Agent Manifest Protocol (AMP)

Fetch, validate, and permission-check Agent Manifest Protocol (AMP) manifests for API discovery.

MCP

Listing info 75/100

Price not supplied by publisherIndexed
EXTERNAL

Perplexity Agent

Multi-step web research with citations via Perplexity's Agent API. Standard library only.

MCP

Listing info 75/100

Price not supplied by publisherIndexed
EXTERNAL

Apiguru Amazon Data API

Live Amazon offer and inventory data for up to 10 ASINs: every active offer with seller, price, shipping and condition, which one holds the buy box, and optionally the…

APIx402

Listing info 80/100

0.0045 USDC / call (eip155:8453); 4500 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137); 4500 atomic units of 0xaf88d065e77c8cC2239327C5EDb3A432268e5831 (eip155:42161); 4500 atomic units of 0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E (eip155:43114)Indexed
EXTERNAL

Plot Supermarket

Search published UK auction property listings. Omit q for latest active listings. Public source facts only; not a research report.

APIx402

Listing info 60/100

10000 atomic units of 0x036CbD53842c5426634e7929541eC2318f3dCF7e (eip155:84532)Indexed
EXTERNAL

Build Scotts Bluff Agent API

Complete parcel intelligence: owner, situs, assessed value, classification, property tax and tax-sale (delinquency) status, full sale history and deeds, census tract, …

APIx402

Listing info 80/100

0.01 USDC / call (eip155:8453)Indexed
EXTERNAL

Pyfile x402 API

Store a secret (credential, token, key) for later retrieval — encrypted at rest (AES-256-GCM). Returns an id + access token; fetch later by id+token. Max 16KB. For age…

APIx402

Listing info 80/100

0.002 USDC / call (eip155:8453); 2000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137); 2000 atomic units of 0xaf88d065e77c8cC2239327C5EDb3A432268e5831 (eip155:42161); 5752000000000000000000000000 atomic units of XNO (nano:mainnet)Indexed

Indexed listings, not certifications. Prices and protocols are publisher declarations. How the index works