See key specs and per-benchmark scores for each model/mode. Scroll horizontally for all columns. 当前对比 2 个模型的评测数据与核心参数。
GPT-5.5
OpenAI
GPT-5.1
OpenAI
Best overall
GPT-5.5 · 70.08
Best single
GPT-5.5 · ARC-AGI 95.00
Modality coverage
GPT-5.5 · 2 modalities
Head to head
5
Benchmarks
4
Wins
1
Losses
+23.34
Average diff
Compare benchmark results across thinking modes and tool usage.
Data sourced primarily from official releases (GitHub, Hugging Face, papers), then benchmark leaderboards, then third-party evaluators. Learn about our data methodology
Complete scores for each model/mode across selected benchmarks.
5 benchmarks with comparable scores. Each model shows its best score; mode label is displayed below.
| Benchmark | GPT-5.5 | GPT-5.1 |
|---|---|---|
ARC-AGI 综合评估 | 95.00Thinking Level · Extra High | 72.80Thinking Level · High |
ARC-AGI-2 综合评估 | 85.00Thinking Level · Extra High | 17.60Thinking Level · High |
GPQA Diamond 综合评估 | 93.60Thinking Level · High | 88.10Thinking Enabled |
HLE 综合评估 | 41.40Thinking Level · High | 42.70Thinking Level · High ｜ Tools |
35.40Thinking Level · Extra High | 12.50Thinking Level · High ｜ Tools |
Side-by-side input/output token pricing
Licensing, MoE architecture, and multi-modality support.
| Features & specs | GPT-5.5OpenAI | GPT-5.1OpenAI |
|---|---|---|
Core specsRelease | 2026-04-23 | 2025-11-12 |
Context length | 1000K | 400K |
Max output | 131072 | 131072 |
MoE | No | No |
Supported modes | No mode data | 常规模式（Non-Thinking Mode）思考模式（Thinking Mode） |
LicenseCode Open Source | Not provided | Not provided |
Weights Open Source | Not provided | Not provided |
Commercial use | 不开源 | 不开源 |
Modality supportText Input/Output | / | / |
Image Input/Output | / | / |
ResourcesPaper / report | Introducing GPT‑5.5 | GPT-5.1: A smarter, more conversational ChatGPT |
DataLearner blog | OpenAI 发布 GPT-5.5：代号 | OpenAI发布GPT-5.1：围绕“对话体验、一致性、任务适配性”进行的系统化优化的小幅更新！ |
