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GPT-5.6 Sol Pro

Reasoning modelCoding modelGPT-5.6

OpenAI GPT-5.6 Sol Pro Mode

Also known as: GPT-5.6 Sol (Pro mode) / GPT 5.6 Sol Pro / GPT-5.6 Pro

Release date: 2026-06-26Updated: 2026-09-01Knowledge cutoff: 2026-02-16Views: 47
Live demoGitHubHugging FaceCompare
Parameters
No data
Context length
1.05M
Multilingual
Supported
Reasoning ability
5/5

OpenAI GPT-5.6 Sol Pro Mode is an AI model published by OpenAI, released on 2026-06-26, for Reasoning model, and 1.05M context length.

Data sourced primarily from official releases (GitHub, Hugging Face, papers), then benchmark leaderboards, then third-party evaluators. Learn about our data methodology

GPT-5.6 Sol Pro

Model basics

Reasoning traces
Supported
Thinking modes
Thinking Level · Medium (Default)Standard ModeThinking Level · LowThinking Level · HighThinking Level · Extra-HighThinking Level · Max
Context length
1.05M tokens
Max output length
128K tokens
Model type
Reasoning model
Modality (in / out)
Text, Image → Text
Release date
2026-06-26
Model file size
No data
MoE architecture
No
Total params / Active params
No data / Not applicable
Knowledge cutoff
2026-02-16
GPT-5.6 Sol Pro

Open source & experience

Code license
Proprietary
Weights license
Proprietary
GitHub repo
N/A
Hugging Face
N/A
Live demo
N/A
GPT-5.6 Sol Pro

Official resources

GPT-5.6 Sol Pro

API details

API speed
1/5
No public API pricing yet.
GPT-5.6 Sol Pro

Publisher

OpenAI GPT-5.6 Sol Pro Mode

Model Overview

OpenAI GPT-5.6 Sol Pro Mode is an AI model published by OpenAI, released on 2026-06-26, for Reasoning model, and 1.05M context length.

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