Partially Verified65% confidenceEventExact time

On October 14, 2026, OpenAI added a notice to its deprecation page announcing that GPT-4o, GPT-4o mini, GPT-4.1, and GPT-4.1 mini will be removed from the API on January 14, 2027.

3

Sources

65%

Confidence

Medium-term (~90 days)

Relevance

10/14/2026

First Seen

Valid until: 1/12/2027

Sources

GPT-4o and GPT-4.1 to Exit OpenAI API on January 14, 2027 — Developers Have Only 92 Days

Related Entities

OpenAIcompany GPT-4omodel GPT-4o minimodel GPT-4.1model GPT-4.1 minimodel

Related Claims

UnverifiedOpenAI retired GPT-5.5 from the ChatGPT account login system on October 14.78% similar VerifiedOpenAI's model naming follows a traceable public release pattern, from GPT-3 (2020) and GPT-3.5 (2022) to GPT-4 (2023) and GPT-4o (2024).77% similar UnverifiedOpenAI's deprecation page does not list gpt-5.6-terra as deprecated; it only appears as a recommended replacement for older models (such as gpt-5-mini-2025-08-07, retired on December 11, 2026).76% similar

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