Composer 2 vs SWE-1.7
Head-to-head comparison across 1benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Verdict
SWE-1.7 leads for most workloads.
Based on BenchLM composite scores, July 2026.
Composer 2
62
SWE-1.7
75
Pick SWE-1.7 if you want the stronger benchmark profile. Composer 2 only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.
Category Breakdown
| Benchmark | Composer 2 | Δ | SWE-1.7 |
|---|---|---|---|
| Agentic | 61.7 | → 19.8 | 81.5 |
| Coding | 58.0 | — | — |
Operational Comparison
Composer 2
SWE-1.7
$0.5 / $2.5
N/A
N/A
N/A
N/A
N/A
200K
256K
Quick Verdict
Pick SWE-1.7 if you want the stronger benchmark profile. Composer 2 only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.
SWE-1.7 is clearly ahead on the provisional aggregate, 75 to 62. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
SWE-1.7's sharpest advantage is in agentic, where it averages 81.5 against 61.7. The single biggest benchmark swing on the page is Terminal-Bench 2.0, 61.7% to 81.5%.
SWE-1.7 gives you the larger context window at 256K, compared with 200K for Composer 2.
Benchmark Deep Dive
Frequently Asked Questions (2)
Which is better, Composer 2 or SWE-1.7?
SWE-1.7 is ahead on BenchLM's provisional leaderboard, 75 to 62. The biggest single separator in this matchup is Terminal-Bench 2.0, where the scores are 61.7% and 81.5%.
Which is better for agentic tasks, Composer 2 or SWE-1.7?
SWE-1.7 has the edge for agentic tasks in this comparison, averaging 81.5 versus 61.7. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
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