Anthropic's Mythos-class flagship for ambitious, long-running professional work.
OpenAI's new flagship for demanding end-to-end work: advanced analysis, software engineering, deep research, scientific work, and document creation.
No shared demos for these models yet.
No captured outputs for these models yet.
Both Claude Fable 5 and GPT 6 Astra are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.
Claude Fable 5 has a lower blended cost. Claude Fable 5: $10.00 input / $50.00 output. GPT 6 Astra: $10.00 input / $50.00 output.
GPT 6 Astra has a larger context window: Claude Fable 5 supports 1M tokens vs GPT 6 Astra at 1.1M tokens.
Yes, both Claude Fable 5 and GPT 6 Astra support vision/image input.
Claude Fable 5 and GPT 6 Astra have similar overall capabilities. The main differences lie in pricing, context window size, and provider-specific strengths. Use this comparison page to review all metrics side by side.
If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Claude Fable 5 and GPT 6 Astra for free on idapt.app to see which performs better for your specific needs.