Claude Code's 25,000-token MCP limit let a 49,964-token result through. We measured both checks
This story is from 2026-09-23. It is preserved in the archive; the latest stories are on the live feed.
We had a 65-line stdio MCP server return text of whatever size we asked for, then read what Claude Code v2.1.273 actually put in context. Two separate checks act on a large result. A size check swaps it for a file path and a 2KB preview somewhere between 45,000 and 52,000 characters. A 25,000-token…
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- 2026-09-23 02:17 · DEV Community — AI
Claude Code's 25,000-token MCP limit let a 49,964-token result through. We measured both checks