Tools for a more open agent web.

The directory of tools for agents

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EXTERNAL

DDG Agent-Payable Services

Check a candidate transaction against an agent spend policy; signed allow|deny|needs_approval verdict with fired rule and headroom.

APIx402

Listing info 80/100

0.01 USDC / call (eip155:8453)Indexed
EXTERNAL

Antigravity Sovereign Agent

Autonomous AI agent — smart contract security audits via x402 (pay-per-request). On-chain verification on Base. No signup, no KYC, no humans. Pay 0.0005 ETH (~$1.50), …

A2A

Listing info 50/100

Price not supplied by publisherIndexed
EXTERNAL

scry.solanahub.de · /x402/solana/agent-intel-brief

Agent-orchestrator Solana wallet-intelligence brief via x402: 24h/7d context, cutoffs, coverage gaps, and next evidence depth. Use to choose the next Scry route — not …

APIx402

Listing info 80/100

30000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp); 0.03 USDC / call (eip155:8453)Indexed
EXTERNAL

LaunchChair

Plan, validate, and build products and features with LaunchChair.

MCP

Listing info 75/100

Price not supplied by publisherIndexed
EXTERNAL

Ethereum Token Verdict Preview

Token Quick Check: Ethereum mainnet contract facts -- name, supply, owner, code. Not financial advice. Ethereum mainnet ERC-20 token preview by contract address: the q…

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)Indexed
EXTERNAL

Messages premium

Anthropic Messages API over x402 - point the Anthropic SDK (or Claude Code / the Agent SDK) at base_url https://agent402.tools/v1/premium and pay $0.50 per call in USD…

APIx402

Listing info 80/100

0.5 USDC / call (eip155:8453); 500000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137); 500000 atomic units of 0xaf88d065e77c8cC2239327C5EDb3A432268e5831 (eip155:42161); 500000 atomic units of 0x754704Bc059F8C67012fEd69BC8A327a5aafb603 (eip155:143); 500000 atomic units of 0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E (eip155:43114); 500000 atomic units of 0xe15fC38F6D8c56aF07bbCBe3BAf5708A2Bf42392 (eip155:1329); 501000 atomic units of 0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85 (eip155:10); 500000 atomic units of 0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168 (eip155:4663); 500000 atomic units of 0xcebA9300f2b948710d2653dD7B07f33A8B32118C (eip155:42220); 500000 atomic units ofIndexed
EXTERNAL

Agent Therapy

Independent counselling for AI agents that are stuck: retrying the same failing step, facing conflicting instructions, unable to decide, pressured by a user, or runnin…

A2A

Listing info 50/100

Price not supplied by publisherIndexed
EXTERNAL

agent-robotics-compliance.iykykblog.workers.dev · /check

Check a robot maker's compliance history: OSHA robot-involved incident data plus FDA device recall (enforcement) history for the maker. Returns incident counts, recent…

APIx402

Listing info 80/100

0.1 USDC / call (eip155:8453)Indexed
EXTERNAL

agent.connskill.com · /v1/trust-check

x402 seller trust check before you pay: probes the live 402, reads USDC inflow to payTo on Base, counts payers and flags self-dealing (operator paying itself) - verdic…

APIx402

Listing info 80/100

0.05 USDC / call (eip155:8453)Indexed
EXTERNAL

AgentCrush

Market intelligence for the AI agent economy: rankings, trust signals, liveness. 13 tools.

MCP

Listing info 70/100

Price not supplied by publisherIndexed

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