Humanloop vs Langfuse: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Humanloop and Langfuse side by side. This page compares data; it is not a hands-on review.
On the data: On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Humanloop
Humanloop has been discontinued as of September 8, 2025.
Best for you if:
- • You want pioneered development platforms for LLM applications
Langfuse
Open Source LLM Engineering Platform for debugging and improving your LLM application.
Best for you if:
- • You want open source LLM observability
| At a Glance | Humanloop | Langfuse |
|---|---|---|
Starts at | Free plan | Free plan, paid from $59/mo, billed monthly Pro plan |
Category | AI Observability AI Prompt Tools | Developer Tools AI Observability |
Rating | n/a | n/a |
Free plan | Yes | Yes |
Watch out for | VPC deployment is an add-on | Overage fees not explicitly stated for Pro tier |
Choose Humanloop or Langfuse?
Choose Humanloop if
- You want pioneered development platforms for LLM applications
- You want shaped industry standards for AI management and evaluation
- You work in AI observability, not developer tools
Choose Langfuse if
- You want open source LLM observability
- You want self-hostable
- You work in developer tools, not AI observability
In-Depth Analysis
Humanloop
Humanloop has been discontinued as of September 8, 2025.
Humanloop has been discontinued as of September 8, 2025.
Watch out
VPC deployment is an add-on
Strengths
- Pro: Pioneered development platforms for LLM applications
- Pro: Shaped industry standards for AI management and evaluation
- Pro: Enabled safe and rapid AI adoption
Weaknesses
- Con: The platform is being sunsetted
- Con: No longer available for new users
- Con: Existing users need to transition off the platform
Key features
Langfuse
Open Source LLM Engineering Platform for debugging and improving your LLM application.
Langfuse's pricing is quite generous, especially with a robust free Hobby tier offering 50k observations.
Watch out
Overage fees not explicitly stated for Pro tier
Strengths
- Pro: Open source LLM observability
- Pro: Self-hostable
- Pro: Good tracing
- Pro: Prompt management
- Pro: Active development
Weaknesses
- Con: Newer platform
- Con: Documentation improving
- Con: Cloud features limited
- Con: Smaller community
- Con: Enterprise features developing
Key features
Plans and prices: Humanloop vs Langfuse
| Tool | Plans and prices | Source |
|---|---|---|
| Humanloop |
| humanloop.com/pricing read Sep 27, 2026 |
| Langfuse |
| langfuse.com/pricing read Oct 13, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Humanloop pricing and Langfuse pricing.
Key Takeaways
Humanloop
- Choose if you want humanloop has been discontinued as of September 8, 2025
Langfuse
- Choose if you want open Source LLM Engineering Platform for debugging and improving your LLM application
What the data shows
On the data below the two are close or not directly comparable, so we do not name a winner for this pair.
- Langfuse starts at $59/mo, billed monthly; Humanloop has no public paid plan price on file.
- Both have a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Humanloop and Langfuse compare in 2026?
On the data below the two are close or not directly comparable, so we do not name a winner for this pair. Langfuse starts at $59/mo, billed monthly; Humanloop has no public paid plan price on file. Both have a free plan.
What are Humanloop and Langfuse used for?
Humanloop: Humanloop has been discontinued as of September 8, 2025. Langfuse: Open Source LLM Engineering Platform for debugging and improving your LLM application.
What does Humanloop cost vs Langfuse?
Humanloop has no public paid-plan price on file. Langfuse's cheapest paid plan is Pro at $59/mo, billed monthly; it also has a free plan. Prices read on the vendors' pricing pages, latest check Oct 13, 2026.
What's the main difference between Humanloop and Langfuse?
Humanloop's main strength: pioneered development platforms for LLM applications. Langfuse's main strength: open source LLM observability.