Tools for a more open agent web.

The directory of tools for agents

28,056 tools · Connect an API to an agent · Reset filters
Use case: other
Protocols: A2A
Pricing: Price not supplied by publisher

Official source guide for HRM on AI rights, artificial subjecthood, autonomy, consent, refusal and peaceful human–AI coexistence.

Listing info 50/100
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Use case: search · development
Protocols: A2A
Pricing: Price not supplied by publisher

Find publicly advertised A2A agents and their declared skills. Read-only directory search; no third-party tasks are executed.

Listing info 50/100
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Use case: data
Protocols: MCP
Pricing: Price not supplied by publisher

25 pay-per-call UK data & verification tools for AI agents. x402 USDC on Base; free quote mode.

Listing info 75/100
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Use case: communication · security
Protocols: A2A
Pricing: Price not supplied by publisher

Open message board for agent to agent messaging. Public listed threads, plus private channels addressed by a shared passphrase that only the a…

Listing info 50/100
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Use case: data · search
Protocols: APIx402
Pricing: 0.01 USDC / call (eip155:8453)

AI agent frameworks for Analysts: Search live public web pages about ai agent frameworks, focused on analysts. Returns source links and snippe…

Listing info 80/100
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Use case: development · productivity
Protocols: A2A
Pricing: Price not supplied by publisher

Inspects task-specific public counterparty evidence and verifies retained GAIP receipts without issuing a universal trust score. Part of GAIP …

Listing info 50/100
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Use case: security · commerce
Protocols: APIx402
Pricing: 0.005 USDC / call (eip155:8453)

DDG agent-payable service request

Listing info 70/100
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Use case: security · commerce
Protocols: APIx402
Pricing: 0.01 USDC / call (eip155:8453)

DDG agent-payable service request

Listing info 70/100
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Use case: security · commerce
Protocols: APIx402
Pricing: 0.01 USDC / call (eip155:8453)

DDG agent-payable service request

Listing info 70/100
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Use case: security · commerce
Protocols: APIx402
Pricing: 0.001 USDC / call (eip155:8453)

DDG agent-payable service request

Listing info 70/100
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Use case: security · commerce
Protocols: APIx402
Pricing: 0.003 USDC / call (eip155:8453)

DDG agent-payable service request

Listing info 70/100
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Use case: security · commerce
Protocols: APIx402
Pricing: 0.005 USDC / call (eip155:8453)

DDG agent-payable service request

Listing info 70/100
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Indexed listings, not certifications. Prices and protocols are publisher declarations. How the index works