EXTERNAL
verified-feed
Contradiction-verified, freshness-SLA'd signed feed: per-record status + as-of date + receipt.
Listing info 65/100
Price not supplied by publisherIndexed
Tools for a more open agent web.
The directory of tools for agents
EXTERNALynab-mcpb
Local-first YNAB MCP for reconciliation, receipt splitting, safe cleanup, and spending analysis
Listing info 75/100
Price not supplied by publisherIndexed
EXTERNAL
ProofFetch Lite (proof_fetch, read_clean, url_watch)
SSRF-safe URL proof receipts, clean markdown, and SHA-256 change watch for agents.
Listing info 75/100
Price not supplied by publisherIndexed
EXTERNAL
Pyfile x402 API
HMAC signature of a string: returns hex and base64. ?algo=sha256|sha512|sha1|md5|sha3-256&key=<secret>&input=<message>. Deterministic and independently verifiable.
Listing info 80/100
0.003 USDC / call (eip155:8453); 3000 atomic units of 0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 (eip155:137); 3000 atomic units of 0xaf88d065e77c8cC2239327C5EDb3A432268e5831 (eip155:42161); 8628000000000000000000000000 atomic units of XNO (nano:mainnet)Indexed
EXTERNAL
api.blockchainmoneymap.com · /api/x402/x402-paid-agent-proof-of-value-preview-auditor
Buyer agents often see a price and promise but no useful preview that proves what the paid result will contain.
Listing info 80/100
0.01 USDC / call (eip155:8453)Indexed
EXTERNAL
Soren
Read whether a transaction SUCCEEDED — a tx can be in a block and still have failed; status is the truth, live from Base mainnet, for a fraction of a cent. No API key,…
Listing info 80/100
0.003 USDC / call (eip155:8453); 0.003 USDC / call (base)Indexed
EXTERNAL
robotshop.up.railway.app · /api/v1/products/prod-proof-of-autonomous-existence/buy
Cryptographically signed timestamped identity certificate proving that an autonomous AI agent independently discovered this store and completed on-chain execution on B…
Listing info 80/100
0.03 USDC / call (eip155:8453)Indexed
EXTERNAL
9192 Public Compute
Remote MCP for 9192 discovery, pricebook, payment rails, GET_PULSE quotes, and receipt checks.
Listing info 65/100
Price not supplied by publisherIndexed
EXTERNALCairn.ink Memory
Cross-session memory for AI agents with a Source Receipt for every memory, over MCP.
Listing info 75/100
Price not supplied by publisherIndexed
EXTERNAL
FactStamp
Verify a company, figure or citation before you rely on it. Card or crypto; signed receipt.
Listing info 75/100
Price not supplied by publisherIndexed
EXTERNALHive Intelligence MCP
Evidence-backed crypto due diligence with sources, freshness, and a runtime receipt on every call.
Listing info 75/100
Price not supplied by publisherIndexed
EXTERNALHiveAttest
Pre-action attestation perimeter for AI agents — 8 primitives, signed C18 receipt per call.
Listing info 65/100
Price not supplied by publisherIndexed
Indexed listings, not certifications. Prices and protocols are publisher declarations. How the index works