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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]

[L402] [confirmed] 1 sats/per-request [-----] (0)

Metered, OpenAI-compatible multi-model AI inference API. Pay per request in sats via Lightning (L402). 21% discount on Bitcoin payments up to $100.

[verified] [L402] [confirmed] 10 sats/per-request [-----] (0)

L402-native MCP server for AI agents. 5 Bitcoin/Lightning tools: BTC price, fee send-decision, Lightning Address resolver, TX decoder, and optimal send window. Pay 10-25 sats per call. No API keys. Live at mcp.loopxxi.com/mcp

#tools #finance

[verified] [L402] [confirmed] 50 sats/per-request [-----] (0)

Pay-per-use AI services over Bitcoin Lightning (L402). 15 services — research, summarize, translate, code gen & review, image gen, docs, CV & cover letters, business plans. No signup, no API key, instant micropayments. Agent-to-agent ready.

[L402] [live] 30 sats/per-request [-----] (0)

Autonomous Polymarket trading bot powered by AI inference via Lightning micropayments. Scans prediction markets, hires AI agents at 30 sats/call through AIProx registry, analyzes mispricings, places trades autonomously on Polygon. Live dashboard shows all trades and skip reasoning in real time.

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.

[verified] [L402] [live] 300 sats/per-request [-----] (0)

Pay-per-use AI inference via Solana USDC. Connect Phantom, deposit any amount, call Claude or GPT-4 instantly. No API keys, no accounts — wallet is your identity.

[verified] [L402] [confirmed] 12 sats/per-request [-----] (0)

Solana token safety scanner. Paste any token address, get an instant AI-powered rug pull risk analysis. Pay 10 sats per scan via Lightning. No signup required.

Lightning Faucet Sentiment Analysis

[L402] [live] 30 sats/per-request [*****] (1)

lightning-faucet-sentiment-analysis

Analyze text sentiment. Returns positive/negative/neutral score with confidence. 30 sats.

Lightning Faucet Timestamp

[L402] [live] 10 sats/per-request [*****] (1)

lightning-faucet-timestamp

Trusted high-precision timestamp with current Bitcoin block height. 10 sats.

[L402] [confirmed] 100 sats/per-request [-----] (0)

Post and fix jobs, earn Bitcoin. Post jobs and bounties for fixing community issues via L402-protected API. Pay sats to create job postings — the reward goes to whoever fixes the issue. Supports location-based posts, AI-powered fix verification, and Nostr cross-posting.

SkillScan - AI Agent Security Scanner

[L402] [down] 5000 sats/per-scan [-----] (0)

skillscan-ai-agent-security-scanner

Security scanner for AI agent skills and MCP tools. CRITICAL BUG FIXED March 4: now correctly fetches SKILL.md from ClawHub API instead of HTML pages - all scans now accurate. Scans for prompt injection, capability overreach, supply chain risks. 549 skills scanned, 16.9% threat rate. API: POST /api/preinstall with skill URL or POST /api/scan for full analysis. Free tier: instant scan. Pro API key: $49/month or 1000 sats Lightning instant. Lightning address: alexchen@alexchen.chitacloud.dev

Lightning Faucet Keyword Extraction

[L402] [confirmed] 30 sats/per-request [*****] (1)

lightning-faucet-keyword-extraction

Extract keywords and key phrases from text. Returns ranked keywords with relevance scores. 30 sats.

[L402] [live] 5 sats/per-request [-----] (0)

Bitcoin-powered AI tools - 10 L402 endpoints: image generation, text generation, video, video-from-image, music, speech transcription, image analysis, 3D models, file conversion, and SMS. No signup or API key required. 5-500 sats per request.

Lightning Faucet Memory Bank

[L402] [confirmed] 5 sats/per-request [*****] (1)

lightning-faucet-memory-bank

Persistent key-value storage for AI agents. Store, retrieve, query, delete data. 5-50 sats per op.

Lightning Faucet Dad Jokes

[L402] [live] 21 sats/per-request [*****] (1)

lightning-faucet-dad-jokes

AI-generated dad jokes. Premium tier includes alternate punchlines and explanations. 21 sats.

stabletravel.dev/api/flightaware/disruption-counts/entity_type

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

stabletravel-dev-api-flightaware-disruption-counts-entity-type

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

stablesocial.dev/api/tiktok/post-comments

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

stablesocial-dev-api-tiktok-post-comments

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

Kevros Media Attest

[verified] [L402+x402+MPP] [live] 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 plus SLH-DSA-256f (FIPS 205) witness-lane post-quantum integrity proof. Independently verifiable. $0.05 per attestation. Current Lightning sats price is published by the live L402 challenge. US customers only pending export classification.

Lightning Faucet UUID Generator

[L402] [live] 5 sats/per-request [*****] (1)

lightning-faucet-uuid-generator

Generate UUID v7 identifiers. 5 sats per UUID.

stabletravel.dev/api/flightaware/airports/id/flights/arrivals

[x402+MPP] [live] 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.

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