Helicone

Open source LLM observability platform for logging, monitoring, and debugging

7d +0.35% +21 stars in 7d

30d Not tracked yet — first tracked 2026-08-14

90d Not tracked yet — first tracked 2026-08-14

6,065 → 6,106 stars since Aug 14

★ 6,102 stars on GitHub Visit site ↗

agent-monitoring analytics evaluation gpt langchain large-language-models llama-index llm llm-cost llm-evaluation llm-observability llmops monitoring open-source openai playground prompt-engineering prompt-management ycombinator