Head-to-head comparison across 1benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Composer 2.5
64
Qwen3.5-122B-A10B
61
Verified leaderboard positions: Composer 2.5 unranked · Qwen3.5-122B-A10B #26
Pick Composer 2.5 if you want the stronger benchmark profile. Qwen3.5-122B-A10B only becomes the better choice if you want the cheaper token bill or you need the larger 262K context window.
Agentic
+13.2 difference
Composer 2.5
Qwen3.5-122B-A10B
$0.5 / $2.5
$0 / $0
N/A
N/A
N/A
N/A
200K
262K
Pick Composer 2.5 if you want the stronger benchmark profile. Qwen3.5-122B-A10B only becomes the better choice if you want the cheaper token bill or you need the larger 262K context window.
Composer 2.5 has the cleaner provisional overall profile here, landing at 64 versus 61. It is a real lead, but still close enough that category-level strengths matter more than the headline number.
Composer 2.5's sharpest advantage is in agentic, where it averages 69.3 against 56.1. The single biggest benchmark swing on the page is Terminal-Bench 2.0, 69.3% to 49.4%.
Composer 2.5 is also the more expensive model on tokens at $0.50 input / $2.50 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Qwen3.5-122B-A10B. That is roughly Infinityx on output cost alone. Qwen3.5-122B-A10B gives you the larger context window at 262K, compared with 200K for Composer 2.5.
Composer 2.5 is ahead on BenchLM's provisional leaderboard, 64 to 61. The biggest single separator in this matchup is Terminal-Bench 2.0, where the scores are 69.3% and 49.4%.
Composer 2.5 has the edge for agentic tasks in this comparison, averaging 69.3 versus 56.1. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
For engineers, researchers, and the plain curious — a weekly brief on new models, ranking shifts, and pricing changes.
Free. No spam. Unsubscribe anytime.