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Claude Code's 25,000-token MCP limit let a 49,964-token result through. We measured both checks

Community description: We had a 65-line stdio MCP server return text of whatever size we asked for, then read what Claude...

Dev.to | Sep 23, 2026 | Rulestack

Automated excerpt

The token check only runs once a result is long in characters, so 24,000 characters of CJK text went straight into context as 49,964 tokens, about twice the limit. Between 45,000 and 52,000 characters, the result stopped arriving. For 52,000 characters that line is 52,891 characters long.

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