Intelligence Index
0153.2
> 97% OF MODELS
Anthropic
Claude Fable 5
Updated: September 2026
Claude Fable 5 is a Mythos-class model from Anthropic, built for autonomous knowledge work and coding. It supports text, image, and file inputs with text output, with reasoning support and...
Specifications
- Context
- 1M
- Input Modalities
- Text, Image
- Output Modalities
- Text
- Input
- $10/M
- Output
- $50/M
Capabilities
VISIONTEXTWEBCODINGTHINKINGWRITING
Similarly Priced Models
| Model | Provider | Context | Input Price | Output Price |
|---|---|---|---|---|
| GPT-6 Astra | OpenAI | 1M | $10/M | $50/M |
| GPT-6 Astra Pro | OpenAI | 1M | $10/M | $50/M |
| Claude Fable 5.1 | Anthropic | 1M | $10/M | $50/M |
| GPT-4 Turbo | OpenAI | 128K | $10/M | $30/M |
| GPT-4 Turbo Preview | OpenAI | 128K | $10/M | $30/M |
Performance Metrics
Coding Index
0276.5
> 94% OF MODELS
Agentic Index
0351.2
> 92% OF MODELS
Average Response Performance
- Output Speed
- 60 tok/s
- Time To First Token
- 78.37s
- Time To First Answer Token
- 78.37s
- End To End Response Time
- 86.71s
DATA SOURCE: Artificial Analysis