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OpenAI reduces Codex Model Context Size from 372k to 272k

OpenAI reduced the context size of its Codex model from 372,000 to 272,000 tokens, a change that may affect the model's ability to handle large codebases or lengthy inputs. The adjustment could impact developer workflows that rely on extended context windows for code generation and analysis.

read1 min views1 publishedJul 19, 2026
OpenAI reduces Codex Model Context Size from 372k to 272k
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