anomalyco / anomalyco/opencode

TUI becomes laggy/unresponsive with large sessions (1000+ messages)

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#38,435 1 comment 0 reactions 1 assignee View on GitHub

@kommander is already working on this.

Since Jul 23, 2026.

Dominant language
TypeScript
Stars
209k
Forks
27.5k
PR merge metrics
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Description

Description

When a session accumulates ~1200 messages, the TUI exhibits:

  1. Scrolling/paging becomes noticeably stuttery
  2. After typing input, the UI freezes for several seconds before responding
Plugins

No response

OpenCode version

1.18.4

Steps to reproduce

long and large coding , lasting more than three days

Screenshot and/or share link

No response

Operating System

Windows 10.0.19045 (x64)

Terminal

windows terminal + powershell

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Assessment

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