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MCP - Building MCP servers is challenging due to deciding

Building MCP servers is challenging due to deciding which tools to expose to agents, as fewer tools leads to better results.

Updated: 4/3/2026

biggest surprise building MCP servers: the hard part isn't the protocol. it's deciding what NOT to expose. every tool you give an agent is a decision surface it can get wrong. started with 15 tools per server, shipped with 6. fewer tools, better results. #MCP #ClaudeCode Source: https://x.com/twentyvisionai/status/2037904491345854750

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