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Langfuse vs Langtrace

Reviewed byRoman K
Tagline
Langfuse: LLM engineering platform
Langtrace: Open source LLM observability
Pricing Model
Langfuse: freemium
Langtrace: freemium
Starting Price
Langfuse: $0/mo
Langtrace: $0/mo
Free Plan
Langfuse: Yes
Langtrace: Yes
GitHub Stars
Langfuse: 11.2k
Langtrace: 3.8k
npm Downloads/wk
Langfuse: 120.0k
Langtrace:
GitHub Forks
Langfuse: 1.1k
Langtrace: 250
Open Issues
Langfuse: 200
Langtrace: 60
Tags
Langfuse: llm-engineering, observability, prompt-management, open-source
Langtrace: llm-observability, tracing, opentelemetry, open-source

Langfuse vs Langtrace: which to choose

Langfuse has the larger community with 11.2k GitHub stars against 3.8k for Langtrace, which usually means more integrations, examples and third-party help when you get stuck.

Choose Langfuse if you lean toward llm-engineering and observability; choose Langtrace if llm-observability and tracing matters more for your stack. All figures above are pulled from live GitHub and pricing data, not vendor marketing.

Frequently asked questions

Is Langfuse or Langtrace better?

It depends on your priorities. Langfuse has 11.2k GitHub stars and uses a freemium pricing model, while Langtrace has 3.8k stars and uses a freemium model. Both offer a free plan so you can try each before committing.

Is Langfuse cheaper than Langtrace?

Langfuse starts at $0/mo while Langtrace starts at $0/mo. Langfuse has a free plan. Langtrace has a free plan.

What are the main differences between Langfuse and Langtrace?

Langfuse is tagged as llm-engineering, observability, prompt-management while Langtrace is tagged as llm-observability, tracing, opentelemetry. Langfuse uses a freemium pricing model and has a community of 11.2k GitHub stars. Langtrace uses a freemium model with 3.8k GitHub stars.

Does Langfuse or Langtrace have a free plan?

Yes, both Langfuse and Langtrace offer a free plan.

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