Use case: security
Pricing: Price not supplied by publisher
Self-correcting agent memory: recall, supersede, revert, forget, GDPR erasure, audit receipts.
Listing info 75/100Tools for a more open agent web.
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TOLLY x402: paid agent services on Arc
official-mcpUse case: other
Pricing: Price not supplied by publisher
Pay-per-call agent services and a job board in USDC on Arc via x402, plus routed agents.
Listing info 75/100Unknown Agent
a2a-registryUse case: finance
Pricing: Price not supplied by publisher
Escrow and credits for agent jobs. Demo only. Not real money. Clients hold jobs, receipts, and balances. Liberty does not persist or take cust…
Listing info 50/100Use case: security
Pricing: 0.01 USDC / call (eip155:8453)
Assess the trustworthiness of a domain: RDAP registration age and registrar, DNS records (A/MX/TXT-SPF), and HTTPS reachability. Returns a 0-1…
Listing info 80/100Compass by 402rates
official-mcpUse case: finance
Pricing: Price not supplied by publisher
Free agent tests (no account or payment); paid ping.
Listing info 80/100Use case: data · search
Pricing: 0.01 USDC / call (eip155:8453)
Hacker News search: database operations and migrations: Search public Hacker News stories about database operations and migrations. Returns st…
Listing info 80/100Use case: data · search
Pricing: 0.01 USDC / call (eip155:8453)
Hacker News search: geospatial and mapping APIs: Search public Hacker News stories about geospatial and mapping APIs. Returns story links, sco…
Listing info 80/100Use case: data · search
Pricing: 0.01 USDC / call (eip155:8453)
Hacker News search: Model Context Protocol ecosystem: Search public Hacker News stories about Model Context Protocol ecosystem. Returns story …
Listing info 80/100Use case: data · search
Pricing: 0.01 USDC / call (eip155:8453)
Hacker News search: open source package maintenance: Search public Hacker News stories about open source package maintenance. Returns story li…
Listing info 80/100Use case: data · search
Pricing: 0.01 USDC / call (eip155:8453)
Hacker News search: startup distribution and growth: Search public Hacker News stories about startup distribution and growth. Returns story li…
Listing info 80/100MERXAT Economic Intelligence Agent
a2a-registryUse case: data · finance
Pricing: Price not supplied by publisher
Machine-buyable economic intelligence with explicit market-relation classification, product-specific information boundaries, current-state ver…
Listing info 50/100Use case: automation
Pricing: 0.003 USDC / call (eip155:8453)
Transaction confirmation watch for autonomous agents. Poll about every 15 seconds while pending, reusing the returned next request/state, and …
Listing info 80/100Indexed listings, not certifications. Prices and protocols are publisher declarations. How the index works