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2 repositories · updated 2026-11-07

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1langfuse / langfuse🪢 Open source agent evals & observability: Trace, evaluate, and improve LLM applications with one open platform.TypeScriptLicense not declaredInsufficient rank history37,124
2Helicone / helicone🧊 Open source LLM observability platform. One line of code to monitor, evaluate, and experiment. YC W23 🍓TypeScriptApache-2.0 · PermissiveInsufficient rank history6,272
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