Humanloop Alternatives
Develop AI features with confidence
Humanloop was acquired by Anthropic (acqui-hired August 2025, platform shut down September 2025).
Humanloop provides a collaborative platform for managing and improving LLMs through prompt engineering and model evaluation.
Explore 31 alternatives to Humanloop across 1 category. Each tool listed below shares at least one category with Humanloop.
Top Humanloop alternatives at a glance
- Langfuse. Traces, evals, prompt management and metrics to debug and improve your LLM application.
- Comet Opik. Comet provides an end-to-end model evaluation platform for AI developers.
- Weights & Biases. ML experiment tracking, LLM observability, and evaluation platform for AI teams
- Arize AI. AI observability platform with tracing, evaluation, and monitoring for LLM and ML applications
- Traceloop. Open-source LLM observability built on OpenTelemetry, with automatic instrumentation for major providers and frameworks
📊 Observability & Analytics
Comet Opik
Comet provides an end-to-end model evaluation platform for AI developers.
Agenta
Open-source prompt management, evaluation, and observability for LLM apps
Future AGI
Open-source platform for testing, monitoring, and improving AI agents with tracing, evals, guardrails, and gateway
Braintrust
Stop building AI in the dark.
Frequently asked questions
What are the best alternatives to Humanloop?
Based on category overlap and popularity, the top alternatives to Humanloop include: Langfuse (Traces, evals, prompt management and metrics to debug and improve your LLM ap...); Comet Opik (Comet provides an end-to-end model evaluation platform for AI developers.); Weights & Biases (ML experiment tracking, LLM observability, and evaluation platform for AI teams); Arize AI (AI observability platform with tracing, evaluation, and monitoring for LLM an...); Traceloop (Open-source LLM observability built on OpenTelemetry, with automatic instrume...). See all 31 alternatives compared on this page.
Is there a free alternative to Humanloop?
Yes. 27 alternatives to Humanloop offer a free tier or free trial: Langfuse, Comet Opik, Weights & Biases, Arize AI, Traceloop, Helicone, and more. Use the comparison above to find the best fit for your use case.
Are there open-source alternatives to Humanloop?
Yes. 15 open-source alternatives to Humanloop are listed here: Langfuse, Comet Opik, Arize AI, Traceloop, Helicone, Agenta, and more. Open-source tools can be self-hosted for full control over data and infrastructure.
What is Humanloop?
Humanloop provides a collaborative platform for managing and improving LLMs through prompt engineering and model evaluation. It offers tools for version-controlled prompt management, deployment controls, and quantitative experiments to enhance AI feature development. The platform supports integra... See 31 alternatives to Humanloop across 1 category.
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