Opik alternatives in 2026: 24 tools like Opik

Closest: LLM Observability

Langfuse

Open-source LLM engineering platform for tracing and evals

Curated

1 use thisCompare with Opik
AgentOps

Observability and debugging platform purpose-built for AI agents

Curated

0 use thisCompare with Opik
Helicone

Open-source LLM observability and proxy

Curated

0 use thisCompare with Opik
Laminar

Open-source platform to trace, evaluate, and debug AI agents

CuratedWeb

0 use thisCompare with Opik
Phoenix (Arize)

Open-source AI observability and evaluation platform

Curated

0 use thisCompare with Opik
Traceloop

OpenTelemetry-based LLM observability

Curated

0 use thisCompare with Opik

More in Observability & Evals

Arize AI

ML observability and monitoring platform

CuratedWeb

0 use thisCompare with Opik
Evidently

ML model monitoring and data quality checks

Curated

0 use thisCompare with Opik
Fiddler AI

ML model performance management

Curated

0 use thisCompare with Opik
WhyLabs

Discontinued AI observability platform; platform and whylogs open sourced

Curated

0 use thisCompare with Opik
Braintrust

LLM evaluation and prompt management platform

CuratedWeb

0 use thisCompare with Opik
DeepEval

Open-source LLM evaluation framework

Curated

0 use thisCompare with Opik
EleutherAI LM Evaluation Harness

Framework for few-shot language model evaluation

Curated

0 use thisCompare with Opik
HELM

Holistic evaluation of language models

Curated

0 use thisCompare with Opik
HumanEval

OpenAI's benchmark for evaluating code generation

Curated

0 use thisCompare with Opik
LangSmith

Platform for debugging and evaluating LLM apps

Curated

0 use thisCompare with Opik
Persimmon

Research-preview model that simulates how people behave in chats

CuratedWeb

0 use thisCompare with Opik
Ragas

Evaluation framework for RAG pipelines

Curated

0 use thisCompare with Opik
Captum

Model interpretability library for PyTorch

Curated

0 use thisCompare with Opik
ELI5

Debug and explain ML classifiers and regressors

Curated

0 use thisCompare with Opik
InterpretML

Microsoft's toolkit for model interpretability

Curated

0 use thisCompare with Opik
SHAP

Game theoretic approach to explain ML model outputs

Curated

0 use thisCompare with Opik
Guidance

Constrained generation and prompt control by Microsoft

Curated

0 use thisCompare with Opik
PromptFlow

Suite of development tools for LLM apps

Curated

0 use thisCompare with Opik

Questions

What are the closest alternatives to Opik?

Langfuse, AgentOps and Helicone sit on the same sub-line as Opik (LLM Observability) on AI Landscape, with 3 more.

How are these alternatives chosen?

They are the other products on the Observability & Evals stop of the map: curated products first, the ones on Opik's sub-line before the rest, then by name until members have marked enough of them.