TensorZero team reverse-engineered Cursor's LLM client by setting up a proxy gateway to intercept and analyze API calls between Cursor and language models. They overcame technical challenges including Cursor's server routing and CORS requirements, ultimately creating 'CursorZero' - a system that provides observability into

11m read timeFrom tensorzero.com
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Wiring Things TogetherThe First Roadblock: Cursor’s ServersThe Second Roadblock: CORSFinally: Observability for CursorPrompt Engineering CursorTry It YourselfBut Wait… There’s More!

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