Head-to-head comparison across 0benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Claude Mythos Preview
99
Claude Opus 4.6 (Adaptive)
24
Verified leaderboard positions: Claude Mythos Preview #1 · Claude Opus 4.6 (Adaptive) unranked
Benchmark data for Claude Mythos Preview and Claude Opus 4.6 (Adaptive) is coming soon on BenchLM.
Claude Mythos Preview
Claude Opus 4.6 (Adaptive)
$25 / $125
N/A
N/A
N/A
N/A
N/A
1M
1M
Benchmark data for Claude Mythos Preview and Claude Opus 4.6 (Adaptive) is coming soon on BenchLM.
BenchLM has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.
Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.
BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.
Claude Mythos Preview: $25.00 input / $125.00 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.
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