These tools integrates with

LiteLLMvsLangfuse

Universal LLM proxy — 100+ models, one API versus OSS LLM engineering platform (acquired by ClickHouse, Jan 2026)

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Choose LiteLLM when…

  • You want a unified API across 100+ LLM providers
  • You're switching between providers or running A/B tests
  • You need fallbacks and load balancing across models

Choose Langfuse when…

  • You want open-source LLM observability
  • Self-hosting your tracing stack is important
  • You need cost tracking across models and users

Side-by-side comparison

Field
LiteLLM
Langfuse
Category
LLM Infrastructure
Observability
Type
Open Source
Open Source
Free Tier
✓ Yes
✓ Yes
Pricing Plans
Enterprise: Custom
Cloud: $59/mo
GitHub Stars
16,000
7,000
Health
90 Active
95 Active

LiteLLM

OSS proxy that normalizes 100+ LLMs to the OpenAI format. Add routing, fallbacks, caching, and cost tracking in one layer.

Langfuse

Open-source platform for tracing, evaluations, and prompt management. Self-hostable alternative to LangSmith with broad framework support. Acquired by ClickHouse in January 2026; OSS core continues with deeper ClickHouse-backed analytics.

Shared Connections13 tools both integrate with

Only LiteLLM (24)

ContinueAiderPlandexSemantic KernelDSPyn8nOpenRouterLangfuseOllamaGroq

Only Langfuse (18)

CursorMastraLiteLLMLangSmithRAGASDeepEvalPromptFooBraintrustArize PhoenixPromptLayer

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See how LiteLLM and Langfuse fit into the bigger picture — 235 tools, 543 relationships, all mapped.

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