Claude Code + Opus Mythos
A CLI agent plus hosted coding model stack for deep terminal workflows and complex multi-step refactors.
ARscore 40.41M contextTBDunknown series
Unknown series: 50% hype haircut: no reliable public community test data yet. Raw proxy claim was ARscore 40.4 and model SWE 93.9%. AgentRanks displays the 50% haircut score until reproducible community tests exist.
| Agent | Claude Code |
|---|---|
| Model | Opus Mythos 50% hype haircut |
| Agent score | 86 |
| Model SWE-bench | 47% |
| Combined score | 40.4 |
| Best fit | deep terminal workflows and complex multi-step refactors |
Related Claude Code stacks
Same agent, different model choices.
Claude Code + Opus 4.8
ARscore 76.2, 1M context, $5/$25
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Claude Code + Opus 4.7
ARscore 75.3, 1M context, $5/$30
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Claude Code + Sonnet 4.6
ARscore 68.5, 1M context, $2/$8
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Related Opus Mythos stacks
Same model, different agent wrappers.