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OpenAI Calls Off GPT-6.1 Astra Launch, Details Safety Cases for Frontier Training

·Source: SecurityWeek

Updated:

Executive Summary

The GPT-6.1 Astra model was slated to debut in ChatGPT and Codex in October, but it fell short of expectations. The post OpenAI Calls Off GPT-6.1 Astra Launch, Details Safety Cases for Frontier Training appeared first on SecurityWeek .

Analysis

The GPT-6.1 Astra model was slated to debut in ChatGPT and Codex in October, but it fell short of expectations. The post OpenAI Calls Off GPT-6.1 Astra Launch, Details Safety Cases for Frontier Training appeared first on SecurityWeek .
Source Attribution

Originally published by SecurityWeek on Sep 29, 2026.

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