Head-to-head comparison across 2benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
LongCat-2.0
80
Qwen3.5-122B-A10B
63
Verified leaderboard positions: LongCat-2.0 unranked · Qwen3.5-122B-A10B #14
Pick LongCat-2.0 if you want the stronger benchmark profile. Qwen3.5-122B-A10B only becomes the better choice if coding is the priority or you want the cheaper token bill.
Agentic
+14.7 difference
Coding
+12.5 difference
LongCat-2.0
Qwen3.5-122B-A10B
$0.75 / $2.95
$0 / $0
N/A
N/A
N/A
N/A
1M
262K
Pick LongCat-2.0 if you want the stronger benchmark profile. Qwen3.5-122B-A10B only becomes the better choice if coding is the priority or you want the cheaper token bill.
LongCat-2.0 is clearly ahead on the provisional aggregate, 80 to 63. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
LongCat-2.0's sharpest advantage is in agentic, where it averages 70.8 against 56.1. The single biggest benchmark swing on the page is Terminal-Bench 2.0, 70.8% to 49.4%. Qwen3.5-122B-A10B does hit back in coding, so the answer changes if that is the part of the workload you care about most.
LongCat-2.0 is also the more expensive model on tokens at $0.75 input / $2.95 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. LongCat-2.0 gives you the larger context window at 1M, compared with 262K for Qwen3.5-122B-A10B.
LongCat-2.0 is ahead on BenchLM's provisional leaderboard, 80 to 63. The biggest single separator in this matchup is Terminal-Bench 2.0, where the scores are 70.8% and 49.4%.
Qwen3.5-122B-A10B has the edge for coding in this comparison, averaging 72 versus 59.5. LongCat-2.0 stays close enough that the answer can still flip depending on your workload.
LongCat-2.0 has the edge for agentic tasks in this comparison, averaging 70.8 versus 56.1. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
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