Claude AI10 min read
Claude Token Limits: Tokens, Context, and Output
Claude token limits explained: what a token is, how the context window, max output, and plan usage caps differ, and how to work within each.
Claude token limits explained: what a token is, how the context window, max output, and plan usage caps differ, and how to work within each.
Claude's context window is its working memory: 1M tokens on Opus 4.8 and Sonnet 5, 200K on Haiku 4.5. What happens when it fills up, and how to manage it.
Claude Code auto compact summarizes your session when context runs low. Learn what survives, how to read the indicator, and how to control or disable it.