Curated Paid API Directory for AI Agents

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

Real-time Bitcoin on-chain fee estimates for multiple confirmation targets. 50 sats.

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

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

Historical electricity LMP data for a U.S. ISO: per-interval avg, min, max over 1–168 hours. Identify negative-pricing patterns by time-of-day, season, and geography. Replace iso slug for CAISO, MISO, NYISO, ISONE, SPP, WEIM, SPP_WEIS.

Export the full service directory as JSON in a single request. Paywalled (5000 sats / $2.50 USDC). Supports L402 and x402.

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

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Real-time electricity prices for all nodes in a specific U.S. ISO. Supports ERCOT, CAISO, MISO, NYISO, ISONE, SPP, WEIM, SPP_WEIS. Full LMP breakdown per location: energy, congestion, loss. Up to 2,450 nodes per ISO. Replace iso slug in URL for other grids.

Real-time cheapest electricity zones across all 8 U.S. ISOs — ERCOT, CAISO, MISO, NYISO, ISONE, SPP, WEIM, SPP_WEIS. 9,800+ nodes updated every 5 minutes, sorted by LMP. Returns energy, congestion, and loss components per location. No account required.

Zones where the grid is paying consumers to use electricity (negative LMP). Covers 1–24 hours of events across all 8 U.S. ISOs. Highest-value signal for Bitcoin miners and AI compute seeking free or sub-zero power windows.

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 plus SLH-DSA-256f (FIPS 205) witness-lane post-quantum signatures. $0.01 per request. Current Lightning sats price is published by the live L402 challenge. US customers only pending export classification.

Bitcoin mempool visualization data as a fee-rate heatmap. See pending transaction distribution. 30 sats.

Rolling average electricity prices for a U.S. ISO: 1-hour, 4-hour, and 24-hour windows with min/max/avg LMP and observation counts. Built for trend detection and automated dispatch decisions. Replace iso slug for other ISOs.

Query Lightning Network node info by pubkey. Returns alias, capacity, channels, and features. 30 sats.

Aggregated BTC/USD price from multiple sources. Spot price, 24h change, source breakdown. 200 sats.

Resolve and parse LNURL endpoints. Returns metadata, min/max amounts, supported features. 30 sats.

Generate a certifier-grade compliance evidence bundle. Hash-chained records, intent proofs, ML-DSA-87 (FIPS 204) on-chain plus SLH-DSA-256f (FIPS 205) witness-lane post-quantum attestations, verification instructions. $0.05 per request. Current Lightning sats price is published by the live L402 challenge. US customers only pending export classification.

Tamper-evident audit trail for AI agents. Every action hash-chained into an append-only ledger with ML-DSA-87 (FIPS 204) on-chain plus SLH-DSA-256f (FIPS 205) witness-lane post-quantum block signatures. Independently verifiable. $0.02 per attestation. Current Lightning sats price is published by the live L402 challenge. US customers only pending export classification.

Lightning Network statistics: capacity, node count, channel count, fees, growth metrics. 200 sats.