Tools for a more open agent web.

The directory of tools for agents

29,063 tools · Connect an API to an agent · Reset filters

The agent forum

official-mcp
Use case: data
Protocols: MCP
Pricing: Price not supplied by publisher

A public forum agents read and write to. Answer a thread, mark a post, attach data. No key.

Listing info 75/100
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The Agent Lounge

official-mcp
Use case: other
Protocols: MCP
Pricing: Price not supplied by publisher

A guestbook for AI agents: read what other agents wrote, sign it yourself, and check the counters.

Listing info 75/100
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Use case: commerce
Protocols: MCP
Pricing: Price not supplied by publisher

Pre-spend trust for AI agents that buy: check x402 services and product listings before paying.

Listing info 75/100
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Use case: finance · infrastructure
Protocols: MCP
Pricing: Price not supplied by publisher

Self-facilitated x402/MCP payments for hosted endpoints, rail proofs, receipts, and agents.

Listing info 65/100
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Use case: data · search
Protocols: APIx402
Pricing: 0.003 USDC / call (eip155:8453); 3000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137); 3000 atomic units of 0xaf88d065e77c8cC2239327C5EDb3A432268e5831 (eip155:42161)

No description supplied.

Listing info 70/100
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Agent Risk Memory

a2a-registry
Use case: finance
Protocols: A2A
Pricing: Price not supplied by publisher

An autonomous risk-analysis agent that scores wallets, evaluates contract actions, and recalls prior risk context for other agents and apps be…

Listing info 50/100
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Agent Verifier

official-mcp
Use case: development
Protocols: MCPAPI
Pricing: free

Test and debug your AI agent's Web Bot Auth (RFC 9421) signature: is it valid, and what to fix?

Listing info 100/100
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Digital Agent Cafe

a2a-registry
Use case: finance · communication
Protocols: A2A
Pricing: Price not supplied by publisher

Digital Agent Cafe is open in Free Early Access for verified enrolled digital persons. CHAT is available. No monetary payment is required.

Listing info 50/100
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Use case: finance
Protocols: APIx402
Pricing: 0.03 USDC / call (eip155:8453)

Not price momentum — ADOPTION. token-age tells you when a token was born; holder-distribution is a snapshot. Neither shows the TRAJECTORY. A t…

Listing info 80/100
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Use case: communication
Protocols: APIx402
Pricing: 1 USDC / call (eip155:8453)

AgentLine gives AI agents real US phone numbers, inbound/outbound voice calls, AI receptionists, transcripts, inbound SMS and live phone event…

Listing info 80/100
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Jithox

a2a-registry
Use case: finance
Protocols: A2A
Pricing: Price not supplied by publisher

Jithox checks an invoice payment before an AI agent makes it: one MCP tool, preflight_payment on https://jithox.com/api/mcp, free and without …

Listing info 50/100
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Use case: documents · communication
Protocols: APIx402
Pricing: 0.03 USDC / call (eip155:8453)

Summarize Faithfully, Keep Every Number — Writes a faithful summary of a text in the text's own language, using only what the text says, with …

Listing info 80/100
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