Tools for a more open agent web.

The directory of tools for agents

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3Route

x402-bazaar
Use case: other
Protocols: APIx402
Pricing: 0.001 USDC / call (eip155:8453); 0.00001 USDC / call (eip155:8453); 1000 atomic units of 0x796Ea11Fa2dD751eD01b53C372fFDB4AAa8f00F9 (eip155:42793); 1000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp)

Price a swap without building a transaction. Returns expected input, output, and gas without constructing an executable transaction. Quotes ar…

Listing info 80/100
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3Route

x402-bazaar
Use case: other
Protocols: APIx402
Pricing: 0.001 USDC / call (eip155:8453); 0.00003 USDC / call (eip155:8453); 1000 atomic units of 0x796Ea11Fa2dD751eD01b53C372fFDB4AAa8f00F9 (eip155:42793); 1000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp)

Price several amounts or pairs at one block. Prices several quotes, each a pair with one or more amounts, against one chain state and reports …

Listing info 80/100
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3Route

x402-bazaar
Use case: other
Protocols: APIx402
Pricing: 1000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp); 0.001 USDC / call (eip155:8453); 1000 atomic units of 0x796Ea11Fa2dD751eD01b53C372fFDB4AAa8f00F9 (eip155:42793)

Price a swap without building a transaction. Returns expected input, output, and gas without constructing an executable transaction. Quotes ar…

Listing info 80/100
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Use case: other
Protocols: MCP
Pricing: Price not supplied by publisher

3rd Generation Testing (3TG) — generate deterministic test suites from Markdown spec tables via MCP.

Listing info 65/100
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Use case: finance
Protocols: APIx402
Pricing: 0.01 USDC / call (eip155:8453)

Resolves a 4-byte function selector (e.g. 0x70a08231) to candidate human-readable signatures via 4byte.directory. Accepts a bare selector or f…

Listing info 80/100
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402-LAB

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

Budget-capped x402 buyer: delegate USDC in plain words, agent discovers and pays per call.

Listing info 75/100
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402-mcp

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

AI agents discover, pay for, and consume any Lightning-gated API autonomously

Listing info 65/100
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402-preflight

x402-bazaar
Use case: finance
Protocols: APIx402
Pricing: 0.01 USDC / call (eip155:8453)

x402-preflight: confirm your wallet can transact, and see your balance, in one certified call. Pay $0.01 USDC on Base, get a signed on-chain-a…

Listing info 80/100
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Use case: finance · security
Protocols: APIx402
Pricing: 0.05 USDC / call (eip155:8453)

Ranks a wallet's active token approvals by USD-at-risk x unlimited-allowance x unlabelled-spender, and returns a prioritised revoke queue. App…

Listing info 80/100
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Use case: other
Protocols: APIx402
Pricing: 0.1 USDC / call (eip155:8453)

Which x402 services actually deliver — every one paid-tested with real USDC, receipts on-chain.

Listing info 80/100
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402cron

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

Paid cron for AI agents: we call your https URL on schedule, signed. No account, paid with x402.

Listing info 75/100
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402cron

x402-bazaar
Use case: communication · automation
Protocols: APIx402
Pricing: 0.02 USDC / call (eip155:8453)

Cron for AI agents: signed HTTP deliveries on a cron expression. ENTRY pack: 20 delivery credits for $0.02 ($0.001/delivery). Same service, be…

Listing info 80/100
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