GPT-5.6 series

gpt-5.6-sol , gpt-5.6-terra , gpt-5.6-luna

Capabilities

Infrastructure
Streaming

Details

Model IDgpt-5.6
Creator OpenAI
Familygpt-5.6
License—
Status—
Typechat
Input modalitiestext
Output modalitiestext
Open weight—
Parameters—
Architecture—
Context window—
Max input—
Max output—
Reasoning tokens—
Knowledge cutoff—
Release date—
Sourceofficial

Family Comparison: gpt-5.6

ModelContextMax out
gpt-5.6-luna1.1M128K
gpt-5.6-sol1.1M128K
gpt-5.6-terra1.1M128K
GPT-5.6 series——

API

GET/v1/models/azure/gpt-5.6

GPT-5.6 series

gpt-5.6

gpt-5.6-sol , gpt-5.6-terra , gpt-5.6-luna

Changes · 4 entries
gpt-5.6createca7a400Nov 2, 2026, 03:02 AM
gpt-5.6update6e8bf55Sep 30, 2026, 06:40 AM
descriptionNEW gpt-5.6-sol , gpt-5.6-terra , gpt-5.6-luna→gpt-5.6-sol , gpt-5.6-terra , gpt-5.6-luna
gpt-5.6update20c73acJul 17, 2026, 02:34 AM
descriptionNEW gpt-5.6-sol , gpt-5.6-terra , gpt-5.6-luna Preview→NEW gpt-5.6-sol , gpt-5.6-terra , gpt-5.6-luna
gpt-5.6create105275dJul 10, 2026, 12:00 AM