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The Agents Index

1 alternative

Langfuse alternatives, led by Arize (free plan)

The closest alternatives to Langfuse in November 2026 are Arize.

Prices checked 29 October 2026

Reviewed by The Agents Index editorial team.

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Langfuse and its alternatives at a glance

AgentBest forStarts atBetter than Langfuse atChecked
LangfuseTeams building and improving production-grade LLM applicationsFree, then $29 a month source29 October 2026
ArizeAI-native teams improving agents with production traces and evaluationsFree, then $50 a month sourceAgent permissions29 October 2026

Closest alternatives to Langfuse

The ones people open most here come first, then the closest matches. How we check

Pick up to three things you need that Langfuse lacks.
0/3 selected
  1. From Free

    Managed agent observability and evals with an ELv2-licensed self-hosted Phoenix option.

    Why it's on this list

    Agent permissions: YesSelf-hosted Phoenix has admin, member, and viewer roles with explicitly different mutation permissions.

    Source ↗
    Trade-offs
    • Open source: Partly ↗
On this page
  1. Compare Langfuse with the shortlist
  2. Compare alternatives to Langfuse
  3. Questions buyers ask
  4. Sources and method

Compare Langfuse with the shortlist

Compare alternatives to Langfuse

The digest

Which agents actually ship. New agents and articles, by email, at most once a week.

Questions buyers ask

What are the best alternatives to Langfuse?

Arize are the closest. They share the most of Langfuse's features.

What is the cheapest alternative to Langfuse?

Arize has a free plan.

When were these prices checked?

On 29 October 2026, each read on the maker's own pricing page.

Sources and method

Closest first: most of Langfuse's features, then the fewest gaps. How we check

Every price here was read on the maker's own pricing page.

What changed in the index

Agents we’ve just listed and every plan whose price changed.