Claude Mythos 5.2: Benchmarks, Pricing & Context Window
Claude Mythos 5.2 is a language model from Anthropic, released in November 2026, with multimodal input, a 1M-token context window, and pricing from $8.00/M input, $0.200/M cached input, $40.00/M output.
Claude Mythos 5.2 is Anthropic's verification-only deployment of the same underlying model as Claude Fable 5.2, without Fable's cybersecurity and biology safeguards. Access is limited to organizations verified through Anthropic's Cyber
Claude Mythos 5.2 benchmarks
Capability tiers
Standing within each category, adjusted for leaderboard depth.
Real tasks performance
High-confidence performance for Claude Mythos 5.2 across real-world prompt categories. Only 95% intervals at most 4 points wide are shown.
Performance by conversation depth
How Claude Mythos 5.2 holds up as conversations get longer.
Quality Tracker
Claude Mythos 5.2 Performance Across Datasets
Scores sourced from the model's scorecard, paper, or official blog posts
llm-stats.com - Mon Nov 09 2026Claude Mythos 5.2 pricing
Providers
Claude Mythos 5.2 starts at $8.00 per million input tokens and $40.00 per million output tokens via Anthropic. Reused prompt prefixes cost $0.200 per million cached input tokens.
| Provider | Input $/M | Cached input $/M | Output $/M | Context in / out | TTFT p95 s | Output p5 c/s | Modalities in / out |
|---|---|---|---|---|---|---|---|
 Anthropic | $8.00 | $0.200 | $40.00 | 1.0M/128.0K | — | — | / |
Cached input is the discounted price for prompt tokens served from a provider cache. TTFT is time to first token. Output is characters per second; p5 is the sustained floor exceeded by 95% of observed requests.
Claude Mythos 5.2 context window
Input and output token limits for Claude Mythos 5.2, plus how it ranks on long-context understanding.
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Claude Mythos 5.2 latency
Claude Mythos 5.2 time to first token, sustained output throughput, and failed-request rate from live model usage over the trailing 7 days.
Claude Mythos 5.2 examples
Recent arena outputs from Claude Mythos 5.2, picked from the highest-ranked matchups.
Claude Mythos 5.2 license
Claude Mythos 5.2 is a proprietary model available under its provider's product and API terms, has a knowledge cutoff of June 2026.
- License
- Proprietary
- Hosted access
- Knowledge cutoff
- June 2026
Proprietary license - usage restrictions apply
Claude Mythos 5.2 resources
Official sources for Claude Mythos 5.2: provider documentation, paper or system card, official launch post.
Claude Mythos 5.2 vs other models
The most-compared alternatives to Claude Mythos 5.2 are Gemini 4 Carbon, Claude Fable 5.2, Claude Opus 5.5. Open any pair side-by-side for benchmarks, pricing, context, and latency.
Models like Claude Mythos 5.2
Models ranked just above and below Claude Mythos 5.2 by LLM Stats score.
FAQ
Common questions about Claude Mythos 5.2.