Keyless
x402Grade FLast checked 4 hours ago
POST https://keyless.run/best/v1/chat/completions
LLM chat completion with no API key or signup (Claude Sonnet class, anthropic/claude-sonnet-5.5). OpenAI-compatible: set your SDK base URL to https://keyless.run/best/v1. Flat $0.05 per call, up to 1500 output tokens. Charged only on success.
Price$0.05per model request · paid in USD on Base
Uptime0%
0/3 probes
Score3Grade F
Paid usage, 30 days1payers · 1 calls
How to buy
This endpoint takes pay-per-call payments over x402. Call it once without paying to see its live price; any x402 client then pays and retries automatically.
curl -i -X POST "https://keyless.run/best/v1/chat/completions"
# HTTP/1.1 402 Payment Required: price, asset and payTo are in the responseRecent checks
| Checked (UTC) | Result | Status | Time | Live price |
|---|---|---|---|---|
| 2026-10-11 06:30 | No valid 402 | 400 | 175 ms | not listed |
| 2026-10-11 02:15 | No valid 402 | 400 | 183 ms | not listed |
| 2026-10-10 21:45 | No valid 402 | 400 | 286 ms | not listed |
Receipts
No test purchases yet. Graded test purchases are next on our list; until then every number here comes from unpaid checks.
What a check proves