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OpenAI's new GPT-5 Codex model takes on Claude Code

ID: f9dbf7c5-0baa-5295-9fcc-1ed3936c2528

STIX ID: report--f9dbf7c5-0baa-5295-9fcc-1ed3936c2528

Feed Name: Bleeping Computer

Date Published: 2025-09-16

Date Updated: 2026-07-19

Author: Mayank Parmar

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OpenAI is rolling out the GPT-5 Codex model across Codex instances (Terminal, IDE extension, and Codex Web), touting improved coding performance on benchmarks and code-refactoring tasks; the piece also compares Codex to competitors and includes promotional content and a Picus security whitepaper reference.

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