frontierAnthropic·Released 2026-06
Claude Fable 5
Anthropic's most capable widely released model — built for the most demanding reasoning and long-horizon agentic work.
Pricing verified July 17, 2026 · source
Key specifications
| Vendor | Anthropic |
| Tier | frontier |
| Context window | 1M tokens |
| Pricing | $10 / $50 per 1M tokens (input/output) |
| Released | 2026-06 |
| Categories | Text GenerationAdvanced ReasoningCode GenerationMultimodalEnterprise |
Key features
- •Anthropic's most capable widely released model
- •Adaptive thinking (always on)
- •1M-token context window with 128K max output
- •Generally available on the Claude API, Bedrock, Vertex AI, and Microsoft Foundry
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