Claude Fable 5.1
Claude Fable 5.1 improves on Fable 5 across long-running agentic coding, knowledge work, and research, following instructions precisely over sessions that run unattended for hours.
- Input and output price
- Prices from: Input $10, Output $50, Per 1M tokens
- 24h uptime
- Loading AI Gateway uptime
import { streamText } from 'ai'
const result = streamText({ model: 'anthropic/claude-fable-5.1', prompt: 'Why is the sky blue?'})Copy link to headingProviders
Route requests across multiple providers. Copy a provider slug to set your preference. Visit the docs for more info. Using a provider means you agree to their terms, listed under Legal.
Copy link to headingPlayground
Try out Claude Fable 5.1 by Anthropic. Usage is billed to your team at API rates. Free users (those who haven't made a payment) get $5 of credits every 30 days.
Claude Fable 5.1
Claude Fable 5.1
Copy link to headingUptime24 hours
Direct request success rate on AI Gateway and per-provider. Visit the docs for more info.
Copy link to headingThroughput24 hours
P50 throughput on live AI Gateway traffic, in tokens per second (TPS). Visit the docs for more info.
Copy link to headingLatency24 hours
P50 time to first token (TTFT) on live AI Gateway traffic, in milliseconds. View the docs for more info.
Copy link to headingMore models by Anthropic
| Model |
|---|
| 1M | 1.7 s | 102 tps | $5/M+1 more | $25/M+1 more | Read$0.50/M Write$6.25/M | $10/K | +3 |  +1 | 07/24/2026 | |||||
| 1M | 1.4 s | 121 tps | $2/M | $10/M | Read$0.20/M Write$2.50/M | $10/K | +3 | +1 | 06/29/2026 | |||||
| 1M | 0.7 s | 106 tps | $5/M+1 more | $25/M+1 more | Read$0.50/M Write$6.25/M | $10/K | +3 | +1 | 05/28/2026 | |||||
| 1M | 1.1 s | 64 tps | $3/M | $15/M | Read$0.30/M Write$3.75/M | $10/K | +3 | +1 | 02/17/2026 | |||||
| 1M | 1.2 s | 54 tps | $5/M+1 more | $25/M+1 more | Read$0.50/M Write$6.25/M | $10/K | +3 |  | 02/05/2026 | |||||
| 200K | 0.5 s | 108 tps | $1/M | $5/M | Read$0.10/M Write$1.25/M | $10/K | +3 | +1 | 10/15/2025 |
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