# GPT-6 Sol

GPT-6 Sol is an OpenAI model announced on September 22, 2026 as a lower-cost tier trained with methods similar to Astra.

Type: model. Context selected by Escape Meridian; inclusion is not endorsement.

[Collection](/entities/gpt-6-sol)
[Original website](https://openai.com/index/introducing-gpt-6-sol-and-luna)

## Sources

- [OpenAI](https://openai.com/news/): Connect released systems and evaluation claims with how people can actually use and inspect them.

## Perspectives


## Terminal notes


## Parallels


## Context references

- [https://openai.com/index/introducing-gpt-6-sol-and-luna](https://openai.com/index/introducing-gpt-6-sol-and-luna)

Latest published distillations: [Publications API](/api/pipeline/publications?entity=gpt-6-sol)