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Head-to-head · LLM Evaluation Tools

DeepEval vs Maxim AI

  • Updated Oct 2026
  • Both researched from official sources
  • 7 checks side by side
Higher score DeepEval #1 in LLM Evaluation Tools 9.4/10 Free plan Free plan✓ 6 of 6 features Visit DeepEval
Maxim AI #4 in LLM Evaluation Tools 9.0/10 Free plan · 14-day trial Free planFree trial✓ 6 of 6 features Visit Maxim AI

DeepEval leads on 0 checks, Maxim AI on 0, and 7 are even. Who comes out ahead on the 7 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreDeepEval · 9.4/10
  • Free planboth
  • Free trialonly Maxim AI

DeepEval scores higher on our rubric for llm evaluation tools: 9.4 against 9.0 out of 10; our editors rank them #1 and #4.

DeepEval is the better fit for teams wanting broad open-source LLM evaluation. Maxim AI is the better fit for cost-conscious teams building evaluation workflows.

  • DeepEval fits best

    Teams wanting broad open-source LLM evaluation

  • Maxim AI fits best

    Cost-conscious teams building evaluation workflows

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Side by side

Feature DeepEval 9.4/10 Visit ↗ Maxim AI 9.0/10 Visit ↗
At a glance
Editor score 9.4 9.0
Ranking #1 in LLM Evaluation Tools #4 in LLM Evaluation Tools
Best for Teams wanting broad open-source LLM evaluation Cost-conscious teams building evaluation workflows
Pricing model Free Free plan + paid
Starting price Free $29/seat/mo
Free plan ✓ ✓
Free trial — 14 days
Deployment Cloud, Self-hosted Cloud, Self-hosted
Platforms Windows, macOS, Linux Web
Support Community, Docs · 24/7 Email, Docs · 24/7
Compliance SOC 2, GDPR, HIPAA, SSO/SAML SOC 2, ISO 27001, GDPR, HIPAA, SSO/SAML
Integrations 8 integrations 12 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features DeepEval 6/6 · Maxim AI 6/6
Custom metrics ✓ ✓
LLM-as-a-judge ✓ ✓
Safety evaluations ✓ ✓
Human review workflows ✓ ✓
Prompt versioning ✓ ✓
CI/CD integration ✓ ✓
Specs
Deployment options Both Both
Our review
Pros
  • 50+ ready-to-use metrics plus custom evaluation criteria
  • Supports safety, tracing, synthetic data, prompts, and CI/CD
  • Integrates with OpenAI, LangChain, CrewAI, LlamaIndex, and more
  • Combines prompts, simulations, evaluators, review, observability, and CI/CD
  • Free Developer plan supports up to 3 seats and 10k logs monthly
  • Integrates with OpenAI, Claude, Gemini, LangChain, and LangGraph
Cons
  • Advanced collaboration features require the optional cloud platform
  • No-code workflows and live-traffic evaluations start with Starter
  • Enterprise controls such as HIPAA and on-premises deployment are tiered
  • Developer plan limits teams to 3 seats and 1 workspace
  • Developer data retention is limited to 3 days
  • Enterprise pricing is custom rather than listed
Our verdict

DeepEval is an open-source framework for evaluating LLM applications locally in Python and TypeScript. It covers end-to-end, trajectory-based, and component-level evaluations for agents, RAG pipelines, chatbots, MCP systems, and other…

Read the review →

Maxim AI is an evaluation and observability platform for teams building AI agents and applications. It covers prompt experimentation and comparison, prompt versioning and deployment, agent simulations, automated and human evaluations,…

Read the review →
  1. DeepEvalLLM Evaluation Tools 9.4Free plan
  2. Maxim AILLM Evaluation Tools 9.0Free plan · 14-day trial

Strengths and trade-offs

  • DeepEval — where it wins

    • 50+ ready-to-use metrics plus custom evaluation criteria
    • Supports safety, tracing, synthetic data, prompts, and CI/CD
    • Integrates with OpenAI, LangChain, CrewAI, LlamaIndex, and more

    Where it doesn't

    • Advanced collaboration features require the optional cloud platform
    • No-code workflows and live-traffic evaluations start with Starter
    • Enterprise controls such as HIPAA and on-premises deployment are tiered

  • Maxim AI — where it wins

    • Combines prompts, simulations, evaluators, review, observability, and CI/CD
    • Free Developer plan supports up to 3 seats and 10k logs monthly
    • Integrates with OpenAI, Claude, Gemini, LangChain, and LangGraph

    Where it doesn't

    • Developer plan limits teams to 3 seats and 1 workspace
    • Developer data retention is limited to 3 days
    • Enterprise pricing is custom rather than listed
  • DeepEval9.4/10 · Free plan

    A broad open-source toolkit for evaluating LLM apps, agents, RAG pipelines, and chatbots.

    Visit DeepEvalFull verdict →
  • Maxim AI9.0/10 · Free plan · 14-day trial

    A broad evaluation workflow with a free plan and $29-per-seat Professional tier.

    Visit Maxim AIFull verdict →

More comparisons

All LLM evaluation tools comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update