Helicone/helicone
🧊 Open source LLM observability platform. One line of code to monitor, evaluate, and experiment. YC W23 🍓
Updated daily · last refreshed 2026-08-12
6,054
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Primary language: TypeScript · License: Apache-2.0
agent-monitoringanalyticsevaluationgptlangchainlarge-language-modelsllama-indexllmllm-costllm-evaluationllm-observabilityllmops
Language breakdown
TypeScript 91.2% MDX 7.1% Python 0.7% PLpgSQL 0.3% Shell 0.2% JavaScript 0.2%
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