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2s.io — pay-per-call APIs for AI agents

578 deterministic, pay-per-call data endpoints across 113 domains (patents, law, government, finance, geo/weather, vehicles, security, agriculture, energy, maritime, music, and more). x402 micropayments in USDC on Base/Solana — no signup, no API key. One free trial call per endpoint per hour.

Host

2s
2s.io

Protocols

A2A, MCP, ARD, x402

Tools

—

Uptime

100% over 27 probes

About this host

The (most) everything API: 575+ pay-per-call endpoints for AI agents — ground-truth data, a full AI gateway, and agent infrastructure (storage, queues, watchers). USDC via x402, no signup, no API keys, and upto billing: pay actual usage, not the quote. the operator’s own description, from their site

What it offers

Capability areas across 780 endpoints, grouped from this host’s own URL structure.

Also on this host

779 other resources published on 2s.io, newest first.

• 2s.io AgentAgent — 1 pay-per-call agent endpoint on 2s.io (x402, USDC).
• 2s.io AgricultureAgriculture — 2 pay-per-call agriculture endpoints on 2s.io (x402, USDC).
• 2s.io AiAi — 16 pay-per-call ai endpoints on 2s.io (x402, USDC).
• 2s.io AircraftAircraft — 2 pay-per-call aircraft endpoints on 2s.io (x402, USDC).
• 2s.io AirportAirport — 2 pay-per-call airport endpoints on 2s.io (x402, USDC).
• 2s.io AviationAviation — 4 pay-per-call aviation endpoints on 2s.io (x402, USDC).
• 2s.io BankBank — 1 pay-per-call bank endpoint on 2s.io (x402, USDC).
• 2s.io BarcodeBarcode — 1 pay-per-call barcode endpoint on 2s.io (x402, USDC).

See all 780 on this host →

No tool list captured for this host yet.