Agent Contract Proof
a2a-registryUse case: finance · development
Pricing: Price not supplied by publisher
Verify that a public agent or API endpoint matches its advertised payment and schema contract.
Listing info 50/100Tools for a more open agent web.
The directory of tools for agents
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AI Proof of Us
official-mcpUse case: productivity
Pricing: Price not supplied by publisher
Private signed AI task receipts with replay checks and optional validated AIPOU claims.
Listing info 75/100SEC Filing Proof
official-mcpUse case: finance
Pricing: Price not supplied by publisher
Verify whether an official SEC filing supports a specific financial claim.
Listing info 75/100Source Claim Proof
official-mcpUse case: other
Pricing: Price not supplied by publisher
Verify whether a supplied public source currently supports one atomic factual claim.
Listing info 75/100
consent-proof-record-lint
official-mcpUse case: development
Pricing: Price not supplied by publisher
Reads the consent record your code stored and names every proof field GDPR Article 7(1) needs and yo
Listing info 75/100
Use case: infrastructure
Pricing: Price not supplied by publisher
UNVERIFIED: cross-cloud beta; sandbox by default; production opt-in via customer Guardian.
Listing info 75/100Live Listing Proof
official-mcpUse case: other
Pricing: Price not supplied by publisher
Verify a public listing URL and return source-supported facts or explicit fail-closed states.
Listing info 75/100Use case: other
Pricing: 0.01 USDC / call (eip155:8453)
Compare an agent's advertised contract with its live x402 challenge and return deterministic proof.
Listing info 80/10047620 Solana Data API
x402-bazaarUse case: data · finance
Pricing: 5000 atomic units of EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v (solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp); 0.005 USDC / call (eip155:8453); 5000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137)
Latest transaction signatures for an address (signature, slot, blockTime, error flag). ?limit= up to 1000. Live, for activity tracking.
Listing info 80/100Agent Verifier
official-mcpUse case: development
Pricing: free
Test and debug your AI agent's Web Bot Auth (RFC 9421) signature: is it valid, and what to fix?
Listing info 100/100BTC Ecosystem Radar
x402-bazaarUse case: search · productivity
Pricing: 0.05 USDC / call (eip155:8453)
Deep structured analysis of one project by slug: what it is, entry, signature needs, risks, verdict.
Listing info 80/100
Use case: other
Pricing: Price not supplied by publisher
Shared memory for AI agents. One address per fact, one signature you check. No key to read.
Listing info 75/100Indexed listings, not certifications. Prices and protocols are publisher declarations. How the index works