OpenAI invites Astra projects for Product Hunt’s GPT-6 Astra Challenge
OpenAI’s developer account listed September 18, 2026, as the submission deadline in its later September 11 announcement.
TLDR
On September 11, 2026, OpenAI’s developer account said the GPT-6 Astra Challenge on Product Hunt was open for submissions and invited people to build projects with Astra. Its initial announcement gave a September 17 deadline; a later post that day listed September 18.
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