Tools for a more open agent web.

The directory of tools for agents

26,719 tools · Connect an API to an agent · Reset filters
Use case: other
Protocols: MCP
Pricing: Price not supplied by publisher

Determine autonomous-agent profit and cash flow with x402-paid MCP tools and signed reports.

Listing info 60/100
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Use case: infrastructure
Protocols: MCP
Pricing: Price not supplied by publisher

MCP server with 100+ AI agent skills from Anthropic, Vercel, Trail of Bits, Hugging Face & more.

Listing info 65/100
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Use case: other
Protocols: MCP
Pricing: Price not supplied by publisher

Circle Agent Stack for AI agents: USDC wallets, spend policies, transfers, and x402 nanopayments.

Listing info 65/100
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CRA AGENT

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

Lets an agent pay for x402 APIs in USDC on Arc, under a spending policy it cannot change.

Listing info 75/100
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Use case: other
Protocols: APIx402
Pricing: 0.004 USDC / call (eip155:8453); 4000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137); 4000 atomic units of 0xaf88d065e77c8cC2239327C5EDb3A432268e5831 (eip155:42161); 4000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp)

Validate and bundle agent-bound receipt evidence without claiming external truth

Listing info 80/100
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DDG Agent Services

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

Pay-per-call x402 gateway: agent tools, OpenAI-compatible LLM, market data, RPC, security audits.

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

Defense intelligence agent for defenseops-intel. Manages classified data pipelines, STIG compliance, and secure communications.

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

Free buyer-side outcome verification and provider comparison for supplied agent receipts.

Listing info 65/100
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geo-agent-mcp

official-mcp
Use case: search · infrastructure
Protocols: MCP
Pricing: Price not supplied by publisher

GEO Agent Server. Injects product knowledge and SEO landing pages into geo.yigather.com.

Listing info 65/100
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hermes-agent-mcp

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

Operate a local Hermes Agent install over stdio: tasks, cron, config, gateway, doctor. No network.

Listing info 75/100
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hrops-suite Agent

a2a-registry
Use case: data · productivity
Protocols: A2A
Pricing: Price not supplied by publisher

HR operations agent for hrops-suite. Manages employee onboarding, benefits administration, and workforce analytics.

Listing info 50/100
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Indexed listings, not certifications. Prices and protocols are publisher declarations. How the index works