Claude Fable 5
Claude Fable 5 is Anthropic's most capable widely released model, built for the most demanding reasoning and long-horizon agentic work. Claude Fable 5 runs long, complex, and asynchronous tasks with fewer check-ins and is available on AI Gateway via Anthropic, Bedrock, Google Vertex AI with adaptive thinking and configurable effort.
ReasoningTool UseExplicit CachingFile InputVision (Image)
index.ts
import { streamText } from 'ai'
const result = streamText({ model: 'anthropic/claude-fable-5', prompt: 'Why is the sky blue?'})Providers
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.
| Provider |
|---|
| 1M | 128K | 6.3s | 92tps | $10/M | $50/M | Read:$1/M Write: $12.5/M | $10/K + input costs | +2 | 07/01/2026 | |||
| 1M | 128K | 3.4s | 81tps | $10/M | $50/M | Read:$1/M Write: $12.5/M | $10/K + input costs | +2 | 07/01/2026 | |||
| 1M | 128K | 2.5s | 102tps | $10/M | $50/M | Read:$1/M Write: $12.5/M | $10/K + input costs | +2 | 07/01/2026 |
