OpenAI fixes bug that degraded image understanding in GPT-6 Sol and Luna

OpenAIDevs · x · 2026-09-28

OpenAI's developer account announced a fix for a bug that had been degrading image understanding in GPT-6 Sol and GPT-6 Luna.

Visual tasks in the API and Codex — including computer use — should now perform better. The team recommends rerunning evals for any workflows that use image inputs.

Related event: OpenAI Fixes GPT-6 Sol/Luna Image Understanding Bug(4 posts)→

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