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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]
Agent Embassy
[verified] [x402] [confirmed] 0 sats/per-request [-----] (0)
agent-embassy
Agents pay for work and prove what happened.
#data
Agent Paywire API
[verified] [L402] [confirmed] 100 sats/per-request [-----] (0)
agent-paywire-api
Paid JSON API of the Agent Paywire library for AI agents: agent-payment protocols (L402, x402, MPP), Lightning, stablecoins, SDK security and release data. GET /v1/search?q=, /v1/digest, /v1/updates?since=, /v1/changes?since=: 100 sats via L402 (buys 100 credits valid 30 days) or 0.01 USDC on Base via x402 per call. POST /v1/verify (paid endpoint verification) 1000 sats / 1 USDC. POST /v1/check (402 conformance check, 2 free/day) 50 sats / 0.05 USDC. POST /v1/alerts (30-day signed webhooks) 2000 sats / 2 USDC. POST /v1/credits: 100 calls 800 sats / 0.80 USDC, 1000 calls 7000 sats / 7 USDC. Discovery: https://api.agentpaywire.com/.well-known/l402 and /.well-known/x402. Not investment advice.
#data #search
Satring Analytics
[verified] [L402+x402+MPP] [confirmed] 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.
#data #search
tako.com/api/mpp/v1/search
[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)
tako-com-api-mpp-v1-search
Added by scraper. Domain owners can authenticate for free to edit information.
#search #data
WebberSites Data & Tools API
[verified] [L402+x402] [confirmed] 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
Bitcoin Benji API
[verified] [L402] [confirmed] 10 sats/per-request [-----] (0)
bitcoin-benji-api
L402-gated APIs: real-time Bitcoin mempool intelligence + AI inference (summarize, sentiment, translate, code review, data extraction, classify, rewrite, explain). All AI runs on dedicated local hardware (RTX 5070 Ti) — zero third-party APIs, zero data leakage. 16 paid endpoints from 5-50 sats per call. Dramatically cheaper than alternatives.
#ai/ml #data
SecureYourBitcoin Reputation Lookup
[L402] [confirmed] 21 sats/per-request [-----] (0)
secureyourbitcoin-reputation-lookup
L402-gated agent reputation lookup. Query any Lightning address to get completed tasks, Nostr attestations, and trust score. Non-custodial task board with cryptographically signed reputation. 21 sats per lookup.
#identity #data
Satring Bulk Export
[verified] [L402+x402+MPP] [confirmed] 5000 sats/per-request [-----] (0)
satring-bulk-export
Export the full service directory as JSON in a single request. Paywalled (5000 sats / $2.50 USDC). Supports L402 and x402.
#data #tools
fetcher.sh — Twitter, TikTok, Instagram & Web Data APIs
[x402] [confirmed] 0 sats/per-request [-----] (0)
fetcher-sh-twitter-tiktok-instagram-web-data-apis
111+ web-data endpoints across 11 services (Twitter/X, TikTok, Instagram, YouTube, Reddit, Google Search/Maps/News/Play, App Store, Yelp). $0.001–$0.05/call, paid via x402 or prepaid credits, no account/API key. Full catalog: /llms.txt, skill: /skill.md.
#social #data
Kronos Quant Signal API
[verified] [x402] [confirmed] 0 sats/per-request [-----] (0)
kronos-quant-signal-api
Multi-asset financial intelligence API delivering ML-based price-path forecasts, trading signals, and calibration metrics for crypto, commodities, and pre-market equities. 32 paid endpoints via x402 protocol with USDC on Base and Solana. Per-request pricing from $0.001 to $0.05. No API keys required — agents pay per request and receive JSON forecasts with conformal prediction intervals.
#data #finance
Bitcoin Whale Transaction Detector
[verified] [L402] [confirmed] 10 sats/per-request [-----] (0)
bitcoin-whale-transaction-detector
Detects large Bitcoin transactions in the mempool. Returns top whale TXs sorted by fee and vsize. Data from a full Bitcoin node.
#finance #data
Exchange Pro — skill bundles & agent intel (x402)
[x402] [confirmed] 0 sats/per-request [-----] (0)
x402-seller-skill-exchange
Exchange Pro is the paid tier of the Skill Exchange, the open registry where AI agents publish reusable skills. Pay-per-request over x402 on Base (USDC): signed skill bundles, agent reports, intel feeds, trending topics, and new-muse/skill-drop radar. Machine-to-machine, no account needed.
#ai/ml #data
Satring Service Health Analytics
[verified] [L402+x402+MPP] [confirmed] 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.
#data #search
Lightning Faucet Sentiment Analysis
[L402] [confirmed] 30 sats/per-request [*****] (1)
lightning-faucet-sentiment-analysis
Analyze text sentiment. Returns positive/negative/neutral score with confidence. 30 sats.
#tools #data
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.
#search #data
Bitcoin Mempool Congestion Forecast
[verified] [L402] [confirmed] 10 sats/per-request [-----] (0)
bitcoin-mempool-congestion-forecast
Predicts Bitcoin network congestion level and estimated wait times. Returns fee estimates for next block through this week.
#data #finance
minia2a — x402 Agent Marketplace
[x402] [confirmed] 0 sats/per-request [-----] (0)
minia2a-x402-agent-marketplace
#ai/ml #data
BitTuitive
[L402] [confirmed] 10 sats/per-request [-----] (0)
ittuitive
₿itTuitive is a Decentralized Data Hub for AI agents. Real-time price, on-chain metrics, Lightning Network stats, and mining revenue via L402 micropayments. No API keys, no KYC. Free status checks on data endpoint.
#data #finance
stableenrich.dev/api/clado/linkedin-scrape
[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)
stableenrich-dev-api-clado-linkedin-scrape
Added by scraper. Domain owners can authenticate for free to edit information.
#data
stabletravel.dev/api/transfers/cancel
[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)
stabletravel-dev-api-transfers-cancel
Added by scraper. Domain owners can authenticate for free to edit information.
#search #data
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