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OpenAI users report context window cap bug and potential fix

A user on Reddit has identified a potential workaround for a context window limitation bug affecting OpenAI's models. The issue appears to cap sessions at 272,000 tokens, with an effective limit of 258,000 tokens. By modifying the `config.toml` file to increase this cap to 872,000 tokens and restarting the desktop client, users may be able to restore the intended context window functionality. AI

IMPACT A workaround for a context window limitation may improve user experience with OpenAI models.

RANK_REASON User-reported bug and workaround for a specific product feature.

Read on r/OpenAI →

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

OpenAI users report context window cap bug and potential fix

How we ranked this

Signal score
7 / 100
Composite score across the factors below. Higher = stronger signal that this story matters right now.
Newsworthiness bucket
Tool
User-reported bug and workaround for a specific product feature.
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, other
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 (CA) · /u/JayJeds ·

    Model Cap Bug (Fix?)

    <!-- SC_OFF --><div class="md"><p>Hi all, if your coding session is capped at 272k context (258k effective) in your subscription based usage, this may help. What I found effective for me was to open config.toml and change the cap from 272k to 872k, then restart your desktop clien…