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ChatGPT users report premature "Context window full" errors

By PulseAugur Editorial · [1 sources] ·

Users on OpenAI's Developer Community forums are reporting that ChatGPT is displaying a "Context window full" error much earlier than expected, sometimes after only about 15 short messages or even in new chats. The exact cause remains unclear, with speculation ranging from a bug to a change in limits, potentially affecting certain plans or applications. OpenAI's official help page offers limited guidance, suggesting users start a new chat or that summaries might omit information. AI

IMPACT Potential user frustration and workflow disruption due to unexpected context limitations.

RANK_REASON User reports of a product issue, not a formal release or announcement.

Read on r/OpenAI →

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

ChatGPT users report premature "Context window full" errors

How we ranked this

Signal score
15 / 100
Composite score across the factors below. Higher = stronger signal that this story matters right now.
Newsworthiness bucket
Tool
User reports of a product issue, not a formal release or announcement.
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
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. r/OpenAI TIER_2 English(EN) · /u/ombre-ai ·

    “Context window full” after 15-ish short messages? Help me work out who's getting it

    <!-- SC_OFF --><div class="md"><p>Several threads on OpenAI's Developer Community since about Nov 5 describe ChatGPT showing “Context window full” far earlier than people expect. Some mention around 15 short messages, some say it happens in a brand-new chat, and a few say “contin…

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