Expired90% confidenceFactExact time
The earlier Codex API was released by OpenAI in 2021.
10
Sources
90%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
ChatGPT Codex Now Rolls Over Unused Resets: AI Coding Finally Free from Quota Interruptions
bilibili小牛AI_XNAI6/13/2026
Related Claims
UnverifiedOpenAI launched the Pro tier subscription plan in 2025.77% similarUnverifiedOpenAI released a completely upgraded agent version of Codex in 202576% similarUnverifiedOn August 19, 2026, OpenAI officially open-sourced Codex Harness.75% similarUnverifiedConsistency distillation was proposed by OpenAI in 2023.74% similar
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