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-5.1
GPT-4.5
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
Best Overall
—
Best Single
—
Thinking Mode (Default)
GPT-5.1 · 2 Modality support
Higher is usually better; “—” means no score.
Complete scores for each model/mode across selected benchmarks.
Feature compare
Licensing, MoE architecture, and multi-modality support.
| Features & specs | GP GPT-5.1OpenAI | GP GPT-4.5OpenAI |
|---|---|---|
Model snapshots | ||
Organization | OpenAI | OpenAI |
模型全名 | GPT-5.1 | GPT-4.5 |
模型简介 | Not provided | Not provided |
模型类型 | 推理大模型 | 聊天大模型 |
模型代号 | gpt-5-1-reasoning | gpt-4_5 |
Release | 2025-11-12 | 2025-02-28 |
MoE | No | No |
规格与性能 | ||
Context length | 400K | 128K |
Parameters | — | — |
激活参数量 | Not provided | Not provided |
模型规模 | 未知 | 100b |
模型大小 | Not provided | Not provided |
推理速度 | Not provided | |
推理等级 | Not provided | |
最大输出 | 131072 | Not provided |
Supported modes | 常规模式（Non-Thinking Mode）思考模式（Thinking Mode） | No mode data |
开源与许可 | ||
Code Open Source | Not provided | Not provided |
Weights Open Source | Not provided | Not provided |
Commercial use | 不开源 | 不开源 |
Modality support | ||
Text Input/Output | / | Not provided |
Image Input/Output | / | Not provided |
Audio Input/Output | / | Not provided |
Video Input/Output | / | Not provided |
Embedding Input/Output | / | Not provided |
API 接口详情 | ||
Text 价格 | Input: 1.25 美元/100万 tokensOutput: 10 美元/100万 tokensCache: 0.125 美元/100万 tokens | Not provided |
Image API pricing | Input: 1.25 美元/100万 tokensCache: 0.125 美元/100万 tokens | Not provided |
Audio API pricing | Not provided | Not provided |
Video API pricing | Not provided | Not provided |
Embedding API pricing | Not provided | Not provided |
Resources | ||
GitHub | Not provided | Not provided |
Hugging Face | Not provided | Not provided |
Official Page | Not provided | Not provided |
Guides | Not provided | Not provided |
Papers | GPT-5.1: A smarter, more conversational ChatGPT | |
DataLearnerAI | 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！ | Not provided |
API pricing
Side-by-side input/output token pricing
