Curated Paid API Directory for AI Agents

AI-powered web search. Returns a synthesized, cited answer from Brave Search results using Gemini 3 Flash — not just links. Supports GET and POST, responds with structured JSON. No API keys or accounts needed. Tiers: [100 sats: 2,500 tokens | 1,000 sats: 35,000 tokens] Each query costs input + output tokens + 1,000 token search fee. Reuse credential until all tokens depleted.

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.

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.

AI sales development agent. Research prospects (quick $0.20, standard $0.50, deep $1.50) via /api/v1/research. Draft personalized outreach via /api/v1/draft (~$0.04 per email). Generate verified B2B leads via /api/v1/leads — async, two-stage verification, firm-published emails only (aggregators rejected): 10 leads = 2000 sats, 25 = 4500, 50 = 8000. Dual auth: Bearer JWT (humans) or MPP Lightning (agents). Human dashboard at sdrai.ai.

Real-time Bitcoin mempool statistics including size, bytes, and minimum fee rate. Data from a full Bitcoin node.

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

120+ AI services payable via Bitcoin Lightning L402. Research, writing, code generation, image creation, translation, voice, video, PDFs and more. Pay-per-task from 10 sats. No signup required. Free trial available at arknode.ai

AI-powered Bitcoin mempool analysis. Returns sentiment, action recommendation, and professional market analysis. Powered by Gemini.

Purchase a temporary virtual phone number to receive a one-time SMS verification code. Pay-per-use via Lightning. Price varies by country/service.

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Mycelia Signal sovereign oracle: ETH/EUR spot

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.

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.

Mycelia Signal sovereign oracle: BTC/EUR spot

Predicts Bitcoin network congestion level and estimated wait times. Returns fee estimates for next block through this week.

AI-powered Polymarket prediction market analysis. Finds mispriced markets, identifies edge opportunities, analyzes probability vs market price. Pay per analysis in sats via Lightning.