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Langfuse vs Leonardo AI

Features, pricing, ratings, and pros and cons, side by side.

Leonardo AI logo

Leonardo AI

AI image and video studio with custom model training and a real-time canvas editor

Freemium
Visit websiteView details

Verdict

Langfuse is listed under Developer Tools and Leonardo AI under Image & Visual AI. Both have a free plan or trial. Only Langfuse is available on CLI. Only Leonardo AI is available on iOS and Android.

Best overall

Leonardo AI

  • Game developers
  • Concept artists
  • Designers
  • Marketers

Choose Langfuse if

  • You want a tool built for production tracing and debugging of LLM apps and agents, prompt versioning, and systematic evaluation on real data.
  • MIT-licensed core with free self-hosting, avoiding vendor lock-in.
  • Covers tracing, prompt management and evaluation in one platform.

Choose Leonardo AI if

  • You want a tool built for game and concept art.
  • Free plan with 150 tokens per day.
  • Many first-party and third-party image and video models in one account.
Best for beginners
Langfuse
Best for business
Langfuse

Features

16 features compared.

  • Tracing
    Langfuse
    Available
    Leonardo AI
    Not available
  • Evaluation
    Langfuse
    Available
    Leonardo AI
    Not available
  • Prompt Management
    Langfuse
    Available
    Leonardo AI
    Not available
  • Playground
    Langfuse
    Available
    Leonardo AI
    Not available
  • Datasets and Experiments
    Langfuse
    Available
    Leonardo AI
    Not available
  • Cost and Latency Dashboards
    Langfuse
    Available
    Leonardo AI
    Not available
  • Open-Source Self-Hosting
    Langfuse
    Available
    Leonardo AI
    Not available
  • APIs and MCP Servers
    Langfuse
    Available
    Leonardo AI
    Not available
  • AI Canvas
    Langfuse
    Not available
    Leonardo AI
    Available
  • Multiple models
    Langfuse
    Not available
    Leonardo AI
    Available
  • Personal model training
    Langfuse
    Not available
    Leonardo AI
    Available
  • Video generation
    Langfuse
    Not available
    Leonardo AI
    Available
  • Blueprints
    Langfuse
    Not available
    Leonardo AI
    Available
  • Image editing tools
    Langfuse
    Not available
    Leonardo AI
    Available
  • Mobile apps
    Langfuse
    Not available
    Leonardo AI
    Available
  • API and MCP server
    Langfuse
    Not available
    Leonardo AI
    Available

Pricing

Plans as listed by each vendor. Check their sites for current prices.

  • Pricing model
    Langfuse
    Freemium
    Leonardo AI
    Freemium
  • Free plan
    Langfuse
    Yes
    Leonardo AI
    Yes
  • Starting price
    Langfuse
    $0
    Leonardo AI
    $0
  • Plans
    Langfuse
    4 plans
    Leonardo AI
    4 plans

Langfuse plans

  • Hobby

    $0

    Free cloud tier for individuals and early projects

    • 50k units/month
    • 30 days data access
    • 2 users
    • community support

  • Core

    $29/month

    Paid tier for small production teams

    • 100k units/month included
    • 90 days data access
    • unlimited users
    • in-app support

  • Pro

    $199/month

    Teams needing long retention and compliance reports

    • 100k units/month included
    • 3 years data access
    • data retention management
    • SOC 2 and ISO 27001 reports
    • HIPAA BAA available
    • high rate limits

  • Enterprise

    $2,499/month

    Large organizations with security and support requirements

    • Everything in Pro
    • audit logs
    • SCIM API
    • uptime and support SLAs
    • named lead support engineer
    • invoice or AWS Marketplace billing

Leonardo AI plans

  • Free

    $0

    150 fast tokens per day with public creations

    • 150 daily tokens
    • Basic quality
    • Public creations
    • Presets

  • Essential

    Most popular

    $12/month

    8,500 fast tokens per month

    • 8,500 monthly tokens
    • Private creations
    • Token rollover bank
    • Personal model training
    • Token top-up packs

  • Premium

    $30/month

    25,000 fast tokens per month

    • 25,000 monthly tokens
    • Unlimited relaxed image generation on Leonardo models
    • Larger rollover bank
    • More simultaneous generations

  • Ultimate

    $60/month

    60,000 fast tokens per month

    • 60,000 monthly tokens
    • Unlimited relaxed image and video generation on select models
    • Largest rollover bank
    • 6 simultaneous generations

Our ratings

Scored out of 10 by the Finder Atlas editorial team. Last reviewed November 2026.

Langfuse
8.4overall
Leonardo AI
8.5overall

Langfuse leads in 1 category and Leonardo AI in 1.

  • Ease of Use

    Leonardo AI leads by 0.2
    Langfuse
    7.8
    Leonardo AI
    8.0

  • Feature Depth

    Langfuse
    8.8
    Leonardo AI
    Not rated

  • Value for Money

    Langfuse leads by 0.9
    Langfuse
    8.7
    Leonardo AI
    7.8

  • Performance & Speed

    Langfuse
    8.4
    Leonardo AI
    Not rated

  • Documentation & Support

    Langfuse
    8.5
    Leonardo AI
    Not rated

  • Image Quality

    Langfuse
    Not rated
    Leonardo AI
    8.7

  • Model Variety

    Langfuse
    Not rated
    Leonardo AI
    9.0

  • Customization & Control

    Langfuse
    Not rated
    Leonardo AI
    8.8

Scores weigh documented features, plan value, platform coverage, integrations and user feedback. A missing score means we have not rated that area yet.

Pros and cons

Langfuse

Pros

  • MIT-licensed core with free self-hosting, avoiding vendor lock-in.
  • Covers tracing, prompt management and evaluation in one platform.
  • Free Hobby tier with 50k units per month and no credit card required.
  • Over 100 integrations, plus OpenTelemetry for languages without a native SDK.
  • Core plan at $29/month with unlimited users.

Cons

  • Hobby is limited to 2 users and 30 days of data access.
  • SOC 2, ISO 27001 and HIPAA support start at the $199/month Pro plan, and SSO and RBAC need a $300/month add-on.
  • Audit logs, SCIM and SLAs are restricted to the $2,499/month Enterprise plan.
  • Usage-based unit overage adds cost for high-volume tracing.

Leonardo AI

Pros

  • Free plan with 150 tokens per day
  • Many first-party and third-party image and video models in one account
  • Personal model training on paid plans
  • AI Canvas for inpainting and outpainting
  • Apps for iOS and Android, plus a pay-as-you-go API

Cons

  • Free generations are public and the daily allowance is small
  • Token costs vary by model and settings, so spend is hard to predict
  • Unlimited relaxed video generation needs the $60 Ultimate plan
  • Official pricing page blocks automated access, so plan details need checking on the site

Platforms

  • Web
    Langfuse
    Supported
    Leonardo AI
    Supported
  • Windows
    Langfuse
    Not supported
    Leonardo AI
    Not supported
  • macOS
    Langfuse
    Not supported
    Leonardo AI
    Not supported
  • iOS
    Langfuse
    Not supported
    Leonardo AI
    Supported
  • Android
    Langfuse
    Not supported
    Leonardo AI
    Supported
  • API
    Langfuse
    Supported
    Leonardo AI
    Supported
  • Browser Extension
    Langfuse
    Not supported
    Leonardo AI
    Not supported
  • CLI
    Langfuse
    Supported
    Leonardo AI
    Not supported

Integrations

Langfuse

23 integrations
  • LangChain
  • Vercel AI SDK
  • LiteLLM
  • Pydantic AI
  • Google ADK
  • CrewAI
  • LlamaIndex
  • OpenAI Agents
  • Mastra
  • OpenAI
  • Anthropic
  • Amazon Bedrock
  • Azure OpenAI
  • Google Gemini
  • Mistral AI
  • vLLM
  • Groq
  • Claude Code
  • Cursor
  • Dify
  • n8n
  • PostHog
  • OpenTelemetry

Leonardo AI

5 integrations
  • Leonardo MCP server
  • Python SDK
  • TypeScript SDK
  • Cursor
  • VS Code

Company

  • Company
    Langfuse
    Langfuse
    Leonardo AI
    Leonardo Interactive Pty Ltd
  • Founded
    Langfuse
    2023
    Leonardo AI
    2022
  • Headquarters
    Langfuse
    Berlin, Germany
    Leonardo AI
    Sydney, Australia
  • Listing
    Langfuse
    Claimed
    Leonardo AI
    Claimed

Frequently asked questions

Is Langfuse better than Leonardo AI?

It depends on your workflow. Langfuse is built for production tracing and debugging of LLM apps and agents, prompt versioning, and systematic evaluation on real data. Leonardo AI is built for game and concept art.

What are the key feature differences between Langfuse and Leonardo AI?

Langfuse: Open-source platform to trace, evaluate and improve LLM applications and agents. Leonardo AI: AI image and video studio with custom model training and a real-time canvas editor.

Does Langfuse or Leonardo AI have a free plan?

Yes, both do. Langfuse is freemium and Leonardo AI is freemium, and each has a free plan or trial.

Which is cheaper, Langfuse or Leonardo AI?

Both can be used for free. Paid plans differ in limits and features, so compare the tiers in the pricing table above.