← ChatGPT & Codex changelog

ChatGPT — April 10, 2025

v2025-04-10-a4210bdb includes 1 change, 1 removal. Effective April 30, 2025, GPT‑4 will be retired from ChatGPT and fully replaced by GPT‑4o. GPT‑4o is our newer, natively multimodal model. In head‑to‑head evaluations it consistently surpasses GPT‑4 in writing, coding, STEM, and more. Recent upgrades have further improved GPT‑4o’s instruction following, problem solving, and conversational flow, making it a natural successor to GPT‑4. GPT-4 will still be available in the API. GPT‑4 marked a pivot

Source: official ChatGPT & Codex release notes. Summaries are written from the official notes; see how we work.

Changed

  • Effective April 30, 2025, GPT‑4 will be retired from ChatGPT and fully replaced by GPT‑4o. GPT‑4o is our newer, natively multimodal model. In head‑to‑head evaluations it consistently surpasses GPT‑4 in writing, coding, STEM, and more. Recent upgrades have further improved GPT‑4o’s instruction following, problem solving, and conversational flow, making it a natural successor to GPT‑4. GPT-4 will still be available in the API. GPT‑4 marked a pivotal moment in ChatGPT’s evolution. We’re grateful for the breakthroughs it enabled and for the feedback that helped shape its successor. GPT‑4o builds on that foundation to deliver even greater capability, consistency, and creativity.

Removed

  • Sunsetting GPT‑4 in ChatGPT

Get notified the minute the next ChatGPT & Codex release ships

AI Drops sends a push with a plain-English summary of every release.

Get AI Drops on the App Store