About
Langfuse provides traces, evals, and prompt management for LLM apps — fully open-source and used by thousands of indie AI builders.
Langfuse
Developer ToolsOpen-source LLM engineering platform.
Listed May 25, 2026Updated Jun 9, 2026
Frequently asked
What is Langfuse?
Open-source LLM engineering platform. Langfuse provides traces, evals, and prompt management for LLM apps — fully open-source and used by thousands of indie AI builders.
What category is Langfuse in?
Langfuse is listed under Developer Tools on Startup Spotlight, a directory of indie and micro-startups.
Who founded Langfuse?
Langfuse was founded by Maximilian Deichmann (@MaxDeichmann on X, @marcklingen on GitHub).
When was Langfuse founded?
Langfuse was founded in 2023.
Where can I visit Langfuse?
You can visit Langfuse at langfuse.com, or view its full profile on Startup Spotlight.
Standalone answers: What is Langfuse? · Who founded Langfuse? · When was Langfuse launched?
Made by
Maximilian Deichmann · portfolio →
Founded 2023 · Team of 1-10
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