Claude Mythos 5preview
Anthropic · released Aug 1, 2026
Anthropic's next-generation model family, top-ranked on BenchLM with highest composite score.
0.0
Podium Score
#646 of 673
—
Arena Elo
50 t/s
Output Speed
$50/M
Output Price
$10/M in
1.0M
Context Window
Scores by Source
Category Scores
context90.0
instruction83.0
longContext80.0
intelligence79.0
📚 Knowledge75.0
safety75.0
arena75.0
🧠 Reasoning71.0
💻 Coding66.0
agents62.0
💰 Value45.0
👁️ Multimodal40.0
⚡ Speed40.0
Benchmark Results
Intelligence[object Object]%
Coding[object Object]%
Reasoning[object Object]%
Multimodal[object Object]%
Knowledge[object Object]%
Agents[object Object]%
Safety[object Object]%
Instruction[object Object]%
Value[object Object]%
Speed[object Object]%
Context[object Object]%
LongContext[object Object]%
Arena[object Object]%
Model Details
| Release date | Aug 1, 2026 |
|---|---|
| Parameters | Not disclosed |
| License | Proprietary |
| Context Window | 1,000,000 tokens |
| Input Price | $10/M |
| Output Price | $50/M |
| Output Speed | 50 t/s |
| Time to First Token | — |