Anthropic · claude-fable-5-1
Claude Fable 5.1 API pricing
Use Claude Fable 5.1 by Anthropic through Keyino for 11.8% of the official price. One API key, OpenAI-compatible and native Anthropic endpoints, pay as you go. Save 88%
| Per 1M tokens | Keyino | Official |
|---|---|---|
| Input | $1.18 | $10.00 |
| Output | $5.91 | $50.00 |
| Cache read | $0.0293 | — |
Example cost
Reading 1M tokens and writing 100K tokens with Claude Fable 5.1 costs about $1.77 on Keyino, versus $15.00 at the official price.
Quick start
Create an API key at keyino.cc, then point your client to Keyino:
export ANTHROPIC_BASE_URL=https://api.keyino.cc
export ANTHROPIC_AUTH_TOKEN=sk-your-key
claude --model claude-fable-5-1FAQ
Is this the real Claude Fable 5.1?
Yes. Requests are relayed to upstream providers serving Claude Fable 5.1; Keyino does not substitute other models. Usage, tokens and cost for every request are visible in your usage logs.
How do I pay?
Keyino is prepaid in US dollars. Top up with USDT at 1 USDT = $1. Failed requests are not charged and your balance never expires.
Is there free credit?
New accounts get $1 free credit, enough for about 3M Claude Opus 5.5 input tokens.
Prices updated 2026-10-09. Long-context requests may be billed at a higher tier where the official price does.