Multi-SWE-bench TypeScript (MSWE-agent): leaderboard

The TypeScript split of Multi-SWE-bench (ByteDance Seed, 2025): 224 human-verified issues from real TypeScript repositories, which the agent resolves by editing the repository; a fix counts only when the project's tests pass. Scored as the percentage of issues resolved under MSWE-agent, the benchmark team's multilingual port of SWE-agent; higher is better.

Metric: Resolved rate (%). Source: multi-swe-bench.github.io. Saturation forecast: Around June 2028. 12 models tracked.

Top models

#ModelScoreOverall rank
1Claude 3.7 Sonnet (20250219)11.16#399
2Gemini 2.5 Pro (Preview 03-25)8.93#234
3Claude 3.5 Sonnet (20241022)8.04#635
4DeepSeek R15.8#467
5O3 Mini (2025-01-31) (High)4.91#486 (O3 Mini (2025-01-31))
6Llama 4 Maverick4.46#1105
7O1 (2024-12-17)4.02#310
8DeepSeek V32.68#705
9Doubao-1.5-Pro1.79#585
10GPT-4o (2024-11-20)0.45#864
11Qwen 2.5 72B Instruct0#1093

No result here: #1 Claude Fable 5.2, #2 Gemini 4 Carbon, #5 Claude Opus 5.5.

Interactive version: theaggregate.ai/benchmark?slug=multi-swe-bench-typescript-mswe-agent · How It Works · Data refreshed daily, snapshot 2026-11-12.