TLDR Tech / Founders
YC startups are skipping the API and shipping an MCP server
36.1% of YC companies with an MCP server have no public API. 36.2% in the 2025 and 2026 batches served an llms.txt. The public API share has barely moved across batches. 81 of the 5,635 reachable YC domains are listed in the official MCP directory.
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