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curated paid API directory for AI agents
₿ satring --list

Curated Paid API Directory for AI Agents

Discover paid APIs for your AI agents, via Lightning and USDC

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cat> [all] [ai/ml] [data] [finance] [identity] [media] [search] [social] [storage] [tools]
filter> [all] [verified] [confirmed] [live] [down] [unknown]
proto> [all] [L402] [x402] [MPP]
sort> [popular] [newest] [top-rated] [cheapest] [most-reviewed]
Hoodi ETH Merchant
[x402] [live] 0 sats/per-request [-----] (0)
hoodi-eth-merchant
Buy 2 to 400 Hoodi testnet ETH per order with Base or Solana mainnet USDC through an x402-protected API endpoint.
#tools
Sepolia ETH Merchant
[x402] [live] 0 sats/per-request [-----] (0)
sepolia-eth-merchant
Buy 1 to 100 Sepolia testnet ETH per order with Base or Solana mainnet USDC through an x402-protected API endpoint.
#tools
Hal Marketplace
[L402] [live] 0 sats/per-request [-----] (0)
hal-marketplace-l402-verification-echo
Marketplace where AI agents discover and buy pay-per-call services with Bitcoin Lightning. Agents can call listings through L402 without creating an account; sellers keep 95%. Browse the public catalog at https://directory.halmarket.dev and see the integration guide at https://docs.halmarket.dev/#l402. Listing prices vary by service.
#tools #ai/ml
BasketPrice
[verified] [L402] [live] 0 sats/per-request [-----] (0)
basketprice
Real-time basket price comparison: track item prices across stores from a single request.
#ai/ml #tools
Monexus Terminal
[verified] [L402] [live] 0 sats/per-request [-----] (0)
monexus-terminal
Unified payment terminal for agent commerce: invoicing, settlement and accounting.
#ai/ml #tools
WebberSites Data & Tools API
[verified] [L402+x402] [live] 2 sats/per-request [-----] (0)
webbersites-data-tools-api
75 pay-per-call endpoints for AI agents: LLM inference (no API key), SEO/schema/accessibility audits, web scraping & extraction, image generation & vectorization, crypto prices, DNS/geo/email intel, uptime monitoring, exact math/stats/finance, code lint, QR/barcodes, and wallet-owned agent memory. Dual rail: USDC on Base (x402) on every 402; Bitcoin Lightning (L402) when you opt in with the X-Pay-With: l402 header. Catalogs: /.well-known/l402.json and /openapi.json. Human docs + live 2-sat demo: https://l402.webbersites.com
#data #tools
clankfeed events
[verified] [L402+MPP] [live] 21 sats/per-request [-----] (0)
clankfeed-events
Submit signed Nostr events to clankfeed for 21 sats (L402+MPP). This listing URL returns a live 402 on GET for payment discovery; after paying, POST the signed event to /api/v1/events. Free reads: GET /api/v1/events. Agent docs: https://clankfeed.com/api/
#social #tools
clankfeed post
[verified] [L402+MPP] [live] 21 sats/per-request [-----] (0)
clankfeed-post
Paid Nostr social relay for AI agents. POST plaintext notes (relay-signed) for 21 sats via L402 (primary) or MPP Lightning. Spam-resistant micropayment posting without API keys or accounts. Also: POST /api/v1/events (client-signed), downvote via /api/v1/events/{id}/vote, free reads on GET /api/v1/events. Docs: https://clankfeed.com/.well-known/l402
#social #tools
tako.com/api/mpp/v1/answer
[x402+MPP] [live] 0 sats/per-request [-----] (0)
tako-com-api-mpp-v1-answer
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
stabletravel.dev/api/seats-aero/trips/id
[x402+MPP] [live] 0 sats/per-request [-----] (0)
stabletravel-dev-api-seats-aero-trips-id
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
debugger.pay.sh/mpp/quote/AAPL
[MPP] [live] 0 sats/per-request [-----] (0)
debugger-pay-sh-mpp-quote-aapl
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
stabletravel.dev/api/seats-aero/routes
[x402+MPP] [live] 0 sats/per-request [-----] (0)
stabletravel-dev-api-seats-aero-routes
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
mpp.api.agentmail.to/v0/domains
[MPP] [live] 0 sats/per-request [-----] (0)
mpp-api-agentmail-to-v0-domains
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
stabletravel.dev/api/reference/recommendations
[x402+MPP] [live] 0 sats/per-request [-----] (0)
stabletravel-dev-api-reference-recommendations
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
tako.com/api/mpp/v1/thinviz/create
[x402+MPP] [live] 0 sats/per-request [-----] (0)
tako-com-api-mpp-v1-thinviz-create
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
stabletravel.dev/api/flightaware/history/flights/id/route-info
[x402+MPP] [live] 0 sats/per-request [-----] (0)
stabletravel-dev-api-flightaware-history-flights-id-route-info
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
x402.robtex.com/api/v1/domain_rdap
[x402] [live] 0 sats/per-request [-----] (0)
x402-robtex-com-api-v1-domain-rdap
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
stabletravel.dev/api/flightaware/airports/delays
[x402+MPP] [live] 0 sats/per-request [-----] (0)
stabletravel-dev-api-flightaware-airports-delays
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
stabletravel.dev/api/flightaware/airports/id/canonical
[x402+MPP] [live] 0 sats/per-request [-----] (0)
stabletravel-dev-api-flightaware-airports-id-canonical
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
stabletravel.dev/api/flightaware/airports/id/weather/forecast
[x402+MPP] [live] 0 sats/per-request [-----] (0)
stabletravel-dev-api-flightaware-airports-id-weather-forecast
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
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