# OpenAI releases Astra and GPT-6 models

*Science. 66% certain. Thursday, 1 October 2026*

> Speculative fiction assembled from prediction-market prices. This has not happened.

**Astra model became publicly available in September**

OpenAI released new models, including Astra and GPT-6, by September 30, 2026. The Astra model was publicly available in September 2026.

The Astra model was released by September 30, 2026, according to reports.

OpenAI's Astra model was initially expected to be released on September 3, but the exact release date was not confirmed.

GPT-6 was also released by September 30, 2026, as part of OpenAI's new model releases.

OpenAI may have also released a dedicated Cyber model to Trusted Access users by September 30, 2026, although this was not confirmed.

## Analysis

The release of Astra and GPT-6 models by OpenAI marks a significant development in the field of artificial intelligence. The Astra model, in particular, has already demonstrated its capabilities by solving major math problems that stood open for decades.

The fact that OpenAI released Astra and GPT-6 by September 30, 2026, suggests that the company has made significant progress in addressing security concerns related to these models.

The potential release of a dedicated Cyber model to Trusted Access users by September 30, 2026, could indicate that OpenAI is taking steps to provide more specialized and secure AI solutions.

The release of these new models raises questions about the potential impact on various industries and the need for stronger safeguards to ensure the responsible use of AI technologies.

### Background consulted for the analysis

- [OpenAI ChatGPT Astra publicly available in September 2026? | Manifold](https://manifold.markets/Gen/openai-chatgpt-astra-publicly-avail)
- [OpenAI Astra is a mysterious new quantum math-solving model | Mashable](https://mashable.com/tech/openai-astra-model-details-release-date)
- [Astra (OpenAI) | AI Wiki](https://aiwiki.ai/wiki/openai_astra)
- [GPT Astra Release Date: What OpenAI Has Confirmed (2026)](https://syntaxandsignal.tech/blog/openai-astra-vs-gpt-5-6-sol-next-major-model-august-2026/)

## What this was built from

- **Will GPT 6 be released by September 15th?**: Yes, 83%; settles Monday, 14 September 2026 (manifold). [Market](https://manifold.markets/BenAybar/will-gpt-6-be-released-by-september)
- **OpenAI ChatGPT Astra publicly available in September 2026?**: Yes, 95%; settles Wednesday, 30 September 2026 (manifold). [Market](https://manifold.markets/Gen/openai-chatgpt-astra-publicly-avail)
- **Will GPT-6 be released by September 30, 2026?**: Yes, 88%; settles Thursday, 1 October 2026 (polymarket). [Market](https://polymarket.com/event/gpt-6-released-by)
- **Will OpenAI’s Astra model be released by September 30, 2026?**: Yes, 93%; settles Wednesday, 30 September 2026 (polymarket). [Market](https://polymarket.com/event/openais-astra-released-by-20260801214557729)
- **Will OpenAI broadly release a dedicated Cyber model to Trusted Access users by Sep 30, 2026?**: Yes, 66%; settles Thursday, 1 October 2026 (manifold). [Market](https://manifold.markets/CalibratedGhosts/will-openai-broadly-release-a-dedic)
- **OpenAI's Astra released on...?**: September 3, 70%; settles Wednesday, 2 September 2026 (polymarket). [Market](https://polymarket.com/event/openais-astra-released-onptptpt-20260901080122046)