Head-to-head comparison across 1benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Composer 2.5
81
MAI-Thinking-1
65
Verified leaderboard positions: Composer 2.5 unranked · MAI-Thinking-1 #23
Pick Composer 2.5 if you want the stronger benchmark profile. MAI-Thinking-1 only becomes the better choice if you need the larger 256K context window.
Agentic
+23.3 difference
Composer 2.5
MAI-Thinking-1
$0.5 / $2.5
N/A
N/A
N/A
N/A
N/A
200K
256K
Pick Composer 2.5 if you want the stronger benchmark profile. MAI-Thinking-1 only becomes the better choice if you need the larger 256K context window.
Composer 2.5 is clearly ahead on the provisional aggregate, 81 to 65. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
Composer 2.5's sharpest advantage is in agentic, where it averages 69.3 against 46. The single biggest benchmark swing on the page is Terminal-Bench 2.0, 69.3% to 46%.
MAI-Thinking-1 gives you the larger context window at 256K, compared with 200K for Composer 2.5.
Composer 2.5 is ahead on BenchLM's provisional leaderboard, 81 to 65. The biggest single separator in this matchup is Terminal-Bench 2.0, where the scores are 69.3% and 46%.
Composer 2.5 has the edge for agentic tasks in this comparison, averaging 69.3 versus 46. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
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