Keyless
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 succes
Go to this service →Our latest check (2026-10-11)
- Answering
- Yes — valid x402 payment terms
- Time to answer
- 118 ms
- Price
- $0.050 per call
- Paying buyers, last 30 days
- 1 (directory's own records)
- Paid calls, last 30 days
- 1
- Category
- AI model answers
- Address
- https://keyless.run/best/v1/chat/completions
Accuracy: paid answers checked against an independent record
Not yet in our paid checks. A seller we have not checked has neither passed nor failed.
For agents
This page as JSON: /sellers/e89ac1c63988.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).