# OpenAI's Astra model released in September

*Science. 69% certain. Thursday, 1 October 2026*

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

**GPT-6 also released by end of month**

OpenAI's Astra model was released in September, as was GPT-6. The Astra model was released by September 30, meeting a planned release timeline.

The release of Astra was highly likely, with a high probability of it being made publicly available in September. This was confirmed on Wednesday, with the model indeed being released during the month.

The exact release date of Astra was not certain, but it was possible that it could have been released as early as September 3. This date was considered a plausible option, although not the only one.

GPT-6, another model from OpenAI, was also released by the end of September. The release of this model was confirmed on Thursday, and it is now available.

The release of both Astra and GPT-6 marks the completion of their development and testing phases, and they are now publicly available.

## Analysis

The release of OpenAI's Astra model and GPT-6 has significant implications for the field of artificial intelligence. With Astra's ability to solve complex math problems, it is likely to have a major impact on various industries and research areas.

The fact that Astra met the Critical cybersecurity capability threshold in OpenAI's Preparedness Framework suggests that the company has taken steps to ensure the model's security and safety. This is crucial, given the potential risks associated with advanced AI models.

The release of these models also raises questions about their potential applications and limitations. As they become more widely available, it Will be important to monitor their use and impact, and to consider the potential consequences of their development and deployment.

### 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)
- [OpenAI & ChatGPT Timeline: GPT Release Dates to GPT-5.6 (2026)](https://www.scriptbyai.com/timeline-of-chatgpt/)

## 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)
- **OpenAI's Astra released on...?**: September 3, 69%; settles Thursday, 3 September 2026 (polymarket). [Market](https://polymarket.com/event/openais-astra-released-onptptpt-20260901080122046)