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Head-to-head
GPT-5.5 vs DeepSeek V3 671B-A37B
GPT-5.5 leads on the composite by 88.7 points.
Category-by-category
Higher bar wins each row.
GPT-5.5
Category
DeepSeek V3 671B-A37B
91.0
Code
0.0
90.4
Reason
0.0
87.8
Write
0.0
88.6
Tool Use
0.0
86.2
RAG
0.0
87.5
Speed
0.0
GPT-5.5
- Provider
- OpenAI
- Released
- 2026-03-02
- Context
- 400K
- Lab
- Verified
DeepSeek V3 671B-A37B
- Provider
- deepseek
- Released
- Context
- 128K
- Lab
- Community