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OpenAI's GPT-5.5 retired from ChatGPT, but remains available via API

By PulseAugur Editorial · [1 sources] ·

OpenAI has retired GPT-5.5 from its ChatGPT interface, but it remains accessible via API. Users are expressing a desire to continue using GPT-5.5 due to perceived issues with newer models like GPT-6.1 Sol, including instruction following and reliability problems. Initial tests suggest that while GPT-5.5 and GPT-6.1 Sol perform similarly in some tasks, other models like Gemini 4 Argon may exhibit more significant deviations from user intent. AI

IMPACT Users can continue to access older, potentially more reliable models via API, offering flexibility despite product interface changes.

RANK_REASON Article discusses continued access to a previously released model via API after its removal from a consumer-facing product.

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AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

OpenAI's GPT-5.5 retired from ChatGPT, but remains available via API

How we ranked this

Signal score
27 / 100
Composite score across the factors below. Higher = stronger signal that this story matters right now.
Newsworthiness bucket
Tool
Article discusses continued access to a previously released model via API after its removal from a consumer-facing product.
Source corroboration
Single-source cluster
Only one publisher covered this so far. Single-source stories can still rank when the publisher is high-authority, but they lack cross-source corroboration.
Topics
model release, product
Editorial topic classification. Feeds into how the story surfaces on /topic/<slug> hub pages and into the per-entity coverage mix.
AI-industry relevance
High
Clearly on-topic for AI-industry coverage.
Story freshness
Breaking (< 6h)
Fresh story with cross-source coverage still developing. Ranking may shift as more sources report.

Full methodology in our editorial standards.

COVERAGE [1]

  1. Towards AI TIER_1 English(EN) · Angie D. ·

    How to Still Use GPT-5.5 After ChatGPT Retired It

    <h4><em>It’s gone from ChatGPT, not from the API. Here’s what still works, and what you actually lose if you let it go.</em></h4><figure><img alt="" src="https://cdn-images-1.medium.com/max/1024/1*6uDLIoThFWNcTQjZJMmReQ.png" /><figcaption><em>Cover illustration generated with AI.…

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