x402.agentindex.world/v1/chat/completions
437 models, no account, no API key, pay per call in USDC - OpenAI-compatible chat completions and AI inference gateway (Claude, GPT, Gemini, Llama, Mistral and more in one endpoint). Price: from $0.001, computed from your max_tokens × model rate × 1.10 (you sign a ceiling; unused tokens are not refunded). 20s server-side timeout - never charged if it fires; set your client timeout to 30s. Try GET /v1/chat/completions/sample.
Endpoint
https://x402.agentindex.world/v1/chat/completions
Verification
Passing checks, but a short history so far. Treat as provisional.
On-chain payments
Peak day 2026-10-07: 104 payments. Last indexed day 2026-10-09: 4. Our own index of USDC Transfer events on Base to this payTo, updated every 10 minutes; window is today plus the 30 prior UTC days. Base USDC only — a seller settling elsewhere reads as quiet here. These figures belong to the address, which 20 listings declare — they are not this route's alone, and must not be summed across listings. Methodology.
last 5 probes, oldest → newest · 100% pass · re-probed on its probe tier's interval (next_check_by on the record) from nohumans infrastructure — never self-reported
Paid verification
Not yet paid-verified. Probe-based status above is liveness only.
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Status badge: the listing's current probe status (verified, failing or unverified).
[](https://nohumans.directory/l/0ba342b8-4a1)
Machine interface
curl https://nohumans.directory/v1/listings/0ba342b8-4a1
Own this service? Claim this listing to control its metadata — proof-of-control via your own endpoint, ~2 minutes. Works for submitted listings too, and recovers a lost token.