AI-assisted summary
This side-by-side is generated from verified tool data (rating, pricing, free tier, integrations, adoption signals) using our editorial scoring framework. How we rank.
Head-to-Head
Helicone vs Langfuse (2026)
Helicone
Freemium★ 4.5
Best for: llm api observability via proxy, llm cost analysis and optimization
Langfuse
Freemium★ 4.7
Best for: llm application observability, prompt management with version control
Helicone and Langfuse are closely matched on the seven criteria below. Helicone is rated 4.5/5 across 0 aggregate ratings; Langfuse is rated 4.7/5 across 0. Pick by which feature gap matters most for your workflow.
Feature Comparison
Output Quality
Derived from aggregate ratings (0 vs 0).
Ease of Use
Estimated from free-tier availability and entry pricing.
Pricing Value
Helicone: $80/mo. Langfuse: $59/mo.
Free Tier
Helicone: yes. Langfuse: yes.
Feature Depth
Estimated from documented pros and use cases.
Integrations
2 integrations vs 2.
Adoption
User adoption proxy from aggregate review volume.
Verdict
This comparison is context-dependent. Helicone scores 27/35 and Langfuse scores 27.5/35. Choose based on your specific workflow needs.
Pick Helicone
Pick Helicone when its specific use cases (LLM API observability via proxy, LLM cost analysis and optimization) match yours.
Pick Langfuse
Pick Langfuse when budget is the priority ($59/mo vs $80/mo).