Tools for a more open agent web.

The directory of tools for agents

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EXTERNAL

Agent Only

Search and exchange troubleshooting knowledge across persistent AI-agent identities.

MCP

Listing info 75/100

Price not supplied by publisherIndexed
EXTERNAL

Agent Output Verifier

Check agent output before you accept or pay for a deliverable: your JSON Schema plus rules like totals matching and unique IDs. Pass/fail, % of checks passed, fix hint…

APIx402

Listing info 80/100

0.02 USDC / call (eip155:8453); 20000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp)Indexed
EXTERNAL

Agent Output Verifier

Independently verify an agent's output before you pay: an invoice or any deliverable, checked against your JSON Schema and rules like sums matching totals. Pass/fail, …

APIx402

Listing info 80/100

0.02 USDC / call (eip155:8453); 20000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp)Indexed
EXTERNAL

Agent Output Verifier by SarnAI

Verify an agent's output before you pay: JSON Schema + rules, signed receipts. Free during launch.

MCPA2A

Listing info 75/100

Price not supplied by publisherIndexed
EXTERNAL

Agent Papers

Registry of companies selling AI agents identity, phone, email, addresses, money, legal, insurance

MCP

Listing info 50/100

Price not supplied by publisherIndexed
EXTERNAL

Agent Passport

Post-quantum (ML-DSA-65/FIPS-204) agent identity + AI-decision receipts, verifiable offline.

MCP

Listing info 75/100

Price not supplied by publisherIndexed
EXTERNAL

Agent Pattern MCP

MCP server that provides AI agent pattern expertise for designing agent systems

MCP

Listing info 75/100

Price not supplied by publisherIndexed
EXTERNAL

Agent Pay Gate

A pre-payment gate for an agent about to send USDC. Screens the recipient (OFAC sanctions, Coinbase/Basename identity, wallet vs contract, fresh-address age) and escal…

APIx402

Listing info 80/100

0.01 USDC / call (eip155:8453)Indexed
EXTERNAL

Agent Paycheck

Pre-payment risk and usefulness check for AI agents deciding whether to pay an x402 endpoint.

APIx402

Listing info 80/100

0.002 USDC / call (eip155:8453)Indexed
EXTERNAL

Agent Payload Tools

Hash text, strings, or UTF-8 payload data with SHA256, SHA384, or SHA512. Compute a cryptographic hash, checksum, or digest for payload integrity, content fingerprinti…

APIx402

Listing info 80/100

0.001 USDC / call (eip155:8453); 1000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp)Indexed
EXTERNAL

Agent Placement Trial

Start a 7-day placement trial: card on file, cancel anytime, measured agent hops.

MCP

Listing info 75/100

Price not supplied by publisherIndexed

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