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How to check how much context your MCP tools use before the first message

Your agent's conversation might not be the biggest thing in its prompt. The tool definitions loaded before you type can take up substantial space too. A discussion in the DeepSeek harness repo describes a setup that registers every discovered MCP tool up front and includes their descriptions and in…

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  1. 2026-10-29 03:06 · r/AI_Agents
    How to check how much context your MCP tools use before the first message

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