Humanloop alternatives
6 evaluation tools in the same lane as Humanloop, ranked by editorial score.
AG
Agenta
Evaluation · Multi-model
6.9
Open-source LLMOps platform for prompt engineering, evaluation, and observability in one workspace.
Freemium· Hobby: $0 forever · Pro: $29 /month · Business: $299 /month · Enterprise: Custom · Open source: Free foreverprompt-engineeringllm-evaluation
PR
Promptfoo
Evaluation · Multi-model
7.2
Open-source eval and red-teaming framework for LLM apps, prompts, and RAG pipelines.
Freemium· Community: Free · Enterprise: Custom · On-Premise: Customllm-evalsred-teaming
LA
Langfuse
Evaluation · Model-agnostic
7.3
Open-source LLM observability, prompt management, and evaluation in one platform.
Freemium· Free self-host & Hobby tier; Core $29/mo, Pro $199/mo, Enterprise $2,499/mollm-observabilityprompt-management
PA
Parea AI
Evaluation · Multi-model
6.8
LLM evaluation, observability, and prompt management platform for teams shipping production AI apps.
Freemium· Free (2 seats, 3k logs/mo); Team $150/mo; Enterprise customllm-evaluationprompt-management
PR
PromptLayer
Evaluation · Platform (any LLM)
7.9
Lightweight prompt logging + management for OpenAI/Claude apps.
Freemium· Free: $0 · Pro: $49 · Team: $500 · Enterprise: Customprompt loggingversioning
MA
Maxim AI
Evaluation · Multi-model
7.1
End-to-end evaluation, simulation, and observability platform for shipping production-grade AI agents.
Freemium· Developer: Free · Professional: $29 /seat /month · Business: $49 /seat /month · Enterprise: Customagent-evaluationllm-observability