Composer 1.5 vs DeepSeek V2.5 (Revised)
Cursor Composer 1.5 | DeepSeek DeepSeek V2.5 (Revised) | |
|---|---|---|
| Overview | ||
| Company | Cursor | DeepSeek |
| Release date | Feb 8 2026 | Dec 2024 |
| Access | Proprietary | Open Weight |
| Benchmarks | ||
Next.js coding Next.js EvalsVercel's open eval of how well AI coding agents build and migrate real Next.js apps — measured as the share of tasks the agent completes successfully. Higher is better. | 67% | — |
| Timeline | ||
| Release gap | DeepSeek V2.5 (Revised) shipped 434 days before Composer 1.5 | |
Which is better: Composer 1.5 or DeepSeek V2.5 (Revised)?
Composer 1.5 and DeepSeek V2.5 (Revised) don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. DeepSeek V2.5 (Revised) shipped 434 days before Composer 1.5, so benchmark comparisons should account for the intervening progress.
Composer 1.5 is proprietary, while DeepSeek V2.5 (Revised) is open weight.
Direct benchmark comparisons are unavailable — Composer 1.5 and DeepSeek V2.5 (Revised) don't publish scores on any of the same benchmarks.
Frequently asked questions
Composer 1.5 was released by Cursor on Feb 8 2026.
DeepSeek V2.5 (Revised) was released by DeepSeek on Dec 2024.
Composer 1.5 is a proprietary model released by Cursor. DeepSeek V2.5 (Revised) is an open weight model released by DeepSeek.
Other comparisons
Composer 1.5 vs Claude Sonnet 5DeepSeek V2.5 (Revised) vs Claude Sonnet 5Composer 1.5 vs GPT-5.6 SolDeepSeek V2.5 (Revised) vs GPT-5.6 SolComposer 1.5 vs Gemini OmniDeepSeek V2.5 (Revised) vs Gemini OmniComposer 1.5 vs Muse Spark 1.1DeepSeek V2.5 (Revised) vs Muse Spark 1.1Composer 1.5 vs Grok 4.5DeepSeek V2.5 (Revised) vs Grok 4.5Composer 1.5 vs Mistral Medium 3.5DeepSeek V2.5 (Revised) vs Mistral Medium 3.5