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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

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]

stabletravel.dev/api/seats-aero/availability

[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)

stabletravel-dev-api-seats-aero-availability

Added by scraper. Domain owners can authenticate for free to edit information.

Satring Analytics

[verified] [L402+x402+MPP] [live] 500 sats/per-request [*****] (1)

satring-analytics

Aggregate stats across all listed services: totals, averages, top-rated, protocol breakdown. Paywalled (500 sats / $0.25 USDC). Supports L402 and x402.

[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)

AsterPay is the trust, discovery and EUR-settlement layer for AI agent commerce. This endpoint returns a real-time USDC to EUR settlement estimate (exchange rate, fee, and SEPA Instant delivery in under 10 seconds) - the only x402 endpoint that settles stablecoins to EUR fiat. AsterPay also provides a KYA Trust Score (Know Your Agent: ERC-8004 agent identity plus sanctions screening, scored 0-100) so agents can verify a counterparty before paying, and merchant discovery to resolve a company name to verified IBAN/BIC. x402 and MPP are accepted on every paid endpoint. Supports USDC, EURC and EURCV across Base, Ethereum, Arbitrum, Optimism and Polygon. Operated by AELIRA LTD (Cyprus).

#finance #identity

Satring Reputation API

[verified] [L402+x402+MPP] [confirmed] 100 sats/per-request [-----] (0)

satring-reputation-api

Detailed reputation report for a service: rating distribution, recent reviews, peer comparison. Paywalled (100 sats / $0.05 USDC). Supports L402 and x402.

#identity #search

[verified] [L402+MPP] [live] 21 sats/per-request [-----] (0)

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

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/

sats4ai.com/api/l402/epub-audiobook

[L402+MPP] [confirmed] 500 sats/per-request [-----] (0)

sats4ai-com-api-l402-epub-audiobook

Added by scraper. Domain owners can authenticate for free to edit information.

stableupload.dev/api/upload

[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)

stableupload-dev-api-upload

Added by scraper. Domain owners can authenticate for free to edit information.

stableemail.dev/api/inbox/messages/read

[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)

stableemail-dev-api-inbox-messages-read

Added by scraper. Domain owners can authenticate for free to edit information.

tako.com/api/mpp/v1/threads/deep

[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)

tako-com-api-mpp-v1-threads-deep

Added by scraper. Domain owners can authenticate for free to edit information.

tako.com/api/mpp/v1/search/fast

[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)

tako-com-api-mpp-v1-search-fast

Added by scraper. Domain owners can authenticate for free to edit information.

Satring Ratings API

[verified] [L402+x402+MPP] [live] 10 sats/per-request [-----] (0)

satring-ratings-api

Read and submit ratings for any listed service. GET /:slug/ratings is free; POST is paywalled (10 sats / $0.01 USDC). Supports L402 and x402.

stableupload.dev/api/site/renew

[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)

stableupload-dev-api-site-renew

Added by scraper. Domain owners can authenticate for free to edit information.

#finance #storage

tako.com/api/mpp/v1/contents

[x402+MPP] [live] 0 sats/per-request [-----] (0)

tako-com-api-mpp-v1-contents

Added by scraper. Domain owners can authenticate for free to edit information.

#search #storage

stableemail.dev/api/subdomain/inbox/messages/read

[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)

stableemail-dev-api-subdomain-inbox-messages-read

Added by scraper. Domain owners can authenticate for free to edit information.

Satring Search API

[verified] [L402+x402+MPP] [live] 100 sats/free [-----] (0)

satring-search-api

Full-text search across L402 and x402 service names and descriptions. Filter by protocol, status, category. Paginated results.

api.aisa.one/apis/v1/apis/v2/financial/news

[MPP] [live] 0 sats/per-request [-----] (0)

api-aisa-one-apis-v1-apis-v2-financial-news

Added by scraper. Domain owners can authenticate for free to edit information.

#finance #ai/ml

Satring Service Health Analytics

[verified] [L402+x402+MPP] [live] 50 sats/per-request [-----] (0)

satring-service-health-analytics

Per-service health report: uptime percentage, avg latency, probe history. Paywalled (50 sats / $0.025 USDC). Supports L402 and x402.

parallelmpp.dev/api/search

[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)

parallelmpp-dev-api-search

Added by scraper. Domain owners can authenticate for free to edit information.

tako.com/api/mpp/v1/agent/runs

[x402+MPP] [live] 0 sats/per-request [-----] (0)

tako-com-api-mpp-v1-agent-runs

Added by scraper. Domain owners can authenticate for free to edit information.

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