Claude Mythos 5
Anthropic · Closed · 5
Flagship general-purpose Claude model with broad reasoning capabilities.
- Status
- active
- Release date
- 2026-06-15
- Parameters
- unknown
- Context window
- 200K
- Modalities
- text,code,image
- Capabilities recorded
- tool use, structured output, API
- Last verified
- 2026-07-20
Recorded limitations
- Less specialised for coding than Fable 5
Benchmark Performance
This model has results from 1 benchmark, but fewer than 2 distinct benchmarks — insufficient for a TRACE aggregate score.
| Benchmark | Score | Provenance | Date | Source |
|---|
| MMLU-Pro | 87.0% | Vendor | 01/07/2026 | Source |
Pricing is omitted until provider-model pricing rows have their own completed review and publication state.