# GPT-6 Astra Hackathon SF

- **When:** Tue, Sep 8 at 9:00 AM – 10:00 PM (PDT)
- **Where:** San Francisco, CA
- **Hosts:** [OpenAI](https://cerebralvalley.ai/u/cristinejones), [Cerebral Valley](https://cerebralvalley.ai/u/cv)
- **Format:** Hackathon (submissions due Sep 9, 2026 UTC)
- **Registration:** Open (host approval required) — https://cerebralvalley.ai/e/openai-gpt-6-astra-sf
- **Page:** https://cerebralvalley.ai/e/openai-gpt-6-astra-sf

**GPT-6 Astra is here. Come build with it.**

This hackathon is for developers, technical founders, and startup teams to build with GPT-6 Astra – the world’s most intelligent and aligned model. Meet the OpenAI team and compete for a chance to demo onstage for a panel of judges (announcing soon). 

**Prizes:**

1st place - $50,000 credits + DevDay 2026 tickets  
2nd place - $25,000 credits  
3rd place - $15,000 credits  
All finalists - 1 year of ChatGPT Pro

**Rules:**

Show us what you can ship with GPT-6 Astra's new capabilities, whether that’s something new or a feature for your existing startup. All work must be built during the hackathon and submitted as a public open source repository - existing product code does not qualify.

Applications reviewed on a rolling basis & space is limited. Maximum teams of four. All attendees must submit an application to be approved.

*Please note: This event is fully in-person in San Francisco. Capacity is limited. Teams may have up to four members. All attendees must apply and be approved. Submitting an application does not guarantee a seat; approved applicants must confirm their attendance.*

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Markdown version of https://cerebralvalley.ai/e/openai-gpt-6-astra-sf. Site index for agents: https://cerebralvalley.ai/llms.txt · full text: https://cerebralvalley.ai/llms-full.txt