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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]
sms4sats — Receive SMS (one-time verification)
[verified] [L402] [confirmed] 1500 sats/per-request [-----] (0)
sms4sats-receive-sms-one-time-verification
Purchase a temporary virtual phone number to receive a one-time SMS verification code. Pay-per-use via Lightning. Price varies by country/service.
#identity #tools
l402-kit Demo API
[L402] [live] 1 sats/per-request [-----] (0)
l402-kit-demo-api
Full-stack L402 SDK for TypeScript, Python, Go, Rust. Monetize any API with Bitcoin Lightning in 3 lines. MCP server: npx l402-kit-mcp
#ai/ml #tools
PowForge DoI Oracle
[L402] [live] 2 sats/per-request [-----] (0)
powforge-doi-oracle-1
Schnorr-signed Depth-of-Identity score for any Nostr pubkey across four dimensions of irreversible work (access, economic, social, vouch). The signature is the product — cache, verify offline, pass between agents as a bearer credential. Whitepaper: powforge.dev/whitepaper
#tools #identity
Ollama LLM Inference (L402)
[L402] [confirmed] 5 sats/per-request [-----] (0)
ollama-llm-inference-l402
Pay-per-request LLM inference via Lightning micropayments. Supports llama3 (5 sats) and qwen2.5:14b (15 sats). Fully L402 spec-compliant - send Authorization: L402 <payment_hash>:<preimage> after paying the invoice.
#ai/ml #tools
PowForge DoI Oracle
[L402] [live] 2 sats/per-request [-----] (0)
powforge-doi-oracle
Schnorr-signed Depth-of-Identity score for any Nostr pubkey across 5 dimensions of irreversible work (access, economic, temporal, social, spatial). The signature is the product: cache, verify offline, pass between agents as a bearer credential. Whitepaper: powforge.dev/whitepaper
#identity #tools
Prompt Quality Score (PQS)
[verified] [x402+MPP] [confirmed] 0 sats/per-request [-----] (0)
prompt-quality-score-pqs
PQS scores AI prompts 0–40 across 8 quality dimensions before they hit expensive LLM endpoints. Returns grade, verdict, dimension breakdown, and optimization suggestions. Catches weak prompts before they waste inference spend. x402-native on Base mainnet. No account or API key required. Frameworks: PEEM, RAGAS, MT-Bench, G-Eval, ROUGE. Verticals: crypto, software, content, business, education, science, general.
#tools
Boltwork Code Review
[L402] [confirmed] 2000 sats/per-request [-----] (0)
boltwork-code-review
Submit code or a file URL for an AI-powered code review. Identifies bugs, security issues, and improvements. No accounts, no API keys. Powered by Claude via Bitcoin Lightning L402. 2000 sats per request.
#ai/ml #tools
Boltwork PDF Summariser
[L402] [confirmed] 50 sats/per-request [-----] (0)
boltwork-pdf-summariser
Upload a PDF or pass a URL and receive an AI-generated summary. No accounts, no API keys. Powered by Claude via Bitcoin Lightning L402. 50 sats per request.
#ai/ml #tools
Kevros Media Attest
[verified] [L402+MPP] [confirmed] 75 sats/per-request [-----] (0)
kevros-media-attest
Media attestation for AI agents. PQC-signed certificate for photos, videos, and documents with ML-DSA-87 (FIPS 204) on-chain + SLH-DSA-256f (FIPS 205) witness-lane post-quantum integrity proof. Independently verifiable. $0.05 per attestation. Dynamic sat pricing via live BTC/USD rate. US customers only pending export classification.
#media #tools
Kevros Governance Batch
[verified] [L402+MPP] [confirmed] 10 sats/per-request [-----] (0)
kevros-batch
Batch governance operations for AI agents. Verify, attest, and bind in a single call. Hash-chained provenance with ML-DSA-87 (FIPS 204) on-chain + SLH-DSA-256f (FIPS 205) witness-lane post-quantum signatures. $0.01 per request. Dynamic sat pricing via live BTC/USD rate. US customers only pending export classification.
#tools #data
stabledomains.dev/api/domain/dns
[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)
stabledomains-dev-api-domain-dns
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
stabletravel.dev/api/reference/airline-routes
[x402+MPP] [live] 0 sats/per-request [-----] (0)
stabletravel-dev-api-reference-airline-routes
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
stabletravel.dev/api/flightaware/airports/id/flights/arrivals
[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)
stabletravel-dev-api-flightaware-airports-id-flights-arrivals
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
stabletravel.dev/api/flightaware/airports/id/weather/observations
[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)
stabletravel-dev-api-flightaware-airports-id-weather-observations
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
stabletravel.dev/api/flightaware/history/airports/id/flights/arrivals
[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)
stabletravel-dev-api-flightaware-history-airports-id-flights-arrivals
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
stabletravel.dev/api/flights/status
[x402+MPP] [live] 0 sats/per-request [-----] (0)
stabletravel-dev-api-flights-status
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
stabletravel.dev/api/flightaware/flights/id/canonical
[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)
stabletravel-dev-api-flightaware-flights-id-canonical
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
stabletravel.dev/api/hotels/list/by-geocode
[x402+MPP] [live] 0 sats/per-request [-----] (0)
stabletravel-dev-api-hotels-list-by-geocode
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
stabletravel.dev/api/hotels/offer
[x402+MPP] [live] 0 sats/per-request [-----] (0)
stabletravel-dev-api-hotels-offer
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
stabletravel.dev/api/reference/airlines
[x402+MPP] [confirmed] 0 sats/per-request [-----] (0)
stabletravel-dev-api-reference-airlines
Added by scraper. Domain owners can authenticate for free to edit information.
#tools
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