LOADING DATASHEET
LOADING DATASHEET
by OpenAI
RANKED #67 OF 271 ASSISTANTS · OVERALL #109 OF 6,567 · VIBE SCORE 6.3 · 349 VOICES
GPT-5-Codex is a specialized version of GPT-5 optimized for software engineering and coding workflows. It is designed for both interactive development sessions and long, independent execution of complex engineering tasks....
66 mentions
51 mentions
26 weeks · 61 voices
HOLDING UP
Recent vibe is steady. No clear fade in the crowd.
Closed model. OpenAI hosts it, so you use it through an app or an API.
GPT 5 Codex (batch) is closed, so you rent it. These open-weight models can genuinely stand in for it. Download once, own forever.
People are mostly happy with GPT 5 Codex (batch). Biggest praise: help with code.
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Checked picks first: tags say why you would switch, stars say how fully each one stands in for GPT 5 Codex (batch).
OpenAI releases GPT-5-Codex
Sam Altman Just Announced GPT-5 Codex better at Agentic Coding
Within 40 min codex-cli with GPT-5 high made fully working NES emulator in pure c!
OAI researcher tweets out blog from quantum physics researcher acknowledging that for the first time he used AI (GPT-5 Thinking) in “a key technical step” to prove main result of a paper
“Radiology’s Last Exam” - the toughest benchmark in radiology launched today! Board-certified radiologists scored 83%, trainees 45%, but the best performing AI, GPT-5, managed only 30%. Claude Opus 4.1 scored 1%
Noam Brown of OpenAI has been using GPT-5 Thinking to find errors in every Wikipedia page. Some of these errors can be quite serious. Even the Wikipedia page on Wikipedia has an error.
GPT-5-Codex
GPT 5 Codex is a Gamechanger
GPT-5 and Gemini-2.5 Pro getting beaten quite badly on coding now
GPT-5-based agentic frameworks have reached nearly 70% on OSWorld
Within 25 min codex-cli with GPT-5 codex made fully working NES emulator in pure c!
Addendum to GPT-5 system card: GPT-5-Codex