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n8n vs System One API

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

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System One API

Hosted API returning structured choices, scores and probabilities for AI agent decisions

Free trial
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Verdict

n8n is listed under Productivity and System One API under Developer Tools. n8n scores higher in FinderAtlas's editorial review (8.3 vs 7.3 out of 10). Only n8n has a free plan or trial.

Best overall

n8n

  • Developers
  • DevOps Engineers
  • Technical Operations Teams
  • IT Teams

Choose n8n if

  • You want a tool built for Teams that want self-hostable automation with code-level control and AI agent workflows.
  • Free self-hosted Community Edition with almost the full feature set and no license key.
  • Execution-based pricing counts a whole workflow run as one execution, however many steps it has.

Choose System One API if

  • You want a tool built for routing and triage of requests.
  • Pay-as-you-go credits with no subscription and no expiry.
  • Failed calls are not charged.
Best value
n8n
Best for beginners
System One API
Best for business
n8n

Features

18 features compared.

  • Visual Workflow Canvas
    n8n
    Available
    System One API
    Not available
  • Code in Any Step
    n8n
    Available
    System One API
    Not available
  • AI Agents and RAG
    n8n
    Available
    System One API
    Not available
  • MCP Support
    n8n
    Available
    System One API
    Not available
  • Human-in-the-Loop Approvals
    n8n
    Available
    System One API
    Not available
  • 500+ Integrations
    n8n
    Available
    System One API
    Not available
  • Faster Iteration
    n8n
    Available
    System One API
    Not available
  • Templates
    n8n
    Available
    System One API
    Not available
  • Enterprise Controls
    n8n
    Available
    System One API
    Not available
  • Flexible Deployment
    n8n
    Available
    System One API
    Not available
  • Choice
    n8n
    Not available
    System One API
    Available
  • Score
    n8n
    Not available
    System One API
    Available
  • Noul
    n8n
    Not available
    System One API
    Available
  • Multi-question requests
    n8n
    Not available
    System One API
    Available
  • Model catalogue
    n8n
    Not available
    System One API
    Available
  • TypeScript SDK
    n8n
    Not available
    System One API
    Available
  • Idempotency and error handling
    n8n
    Not available
    System One API
    Available
  • Credit billing
    n8n
    Not available
    System One API
    Available

Pricing

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

  • Pricing model
    n8n
    Freemium
    System One API
    Free trial
  • Free plan
    n8n
    Yes
    System One API
    No
  • Starting price
    n8n
    $0
    System One API
    $5.99
  • Plans
    n8n
    5 plans
    System One API
    3 plans

n8n plans

  • Community Edition

    $0

    Self-hosted edition run on your own infrastructure

    • Most of the n8n feature set
    • no license key
    • unlimited workflows

  • Starter

    €24/month

    n8n Cloud for individuals and small projects

    • 2.5K executions/month
    • 1 shared project
    • 5 concurrent executions

  • Pro

    Most popular

    €60/month

    n8n Cloud for growing teams

    • 10K executions/month
    • 3 shared projects
    • up to 50 concurrent executions
    • admin roles

  • Business

    €800/month

    Self-hosted tier with governance features

    • 40K executions/month
    • SSO and LDAP
    • queue mode
    • Git version control

  • Enterprise

    Custom/custom

    Large organizations needing SLAs and custom volumes

    • Custom executions
    • 200+ concurrent executions
    • external secret store
    • log streaming
    • dedicated support

System One API plans

  • Starter

    $5.99/one-time

    5,000 prepaid decision credits.

    • 5,000 credits
    • Choice and Score and Noul
    • SDK and playground access
    • Failed inference refunded

  • Builder

    Most popular

    $19.99/one-time

    20,000 prepaid decision credits.

    • 20,000 credits
    • Choice and Score and Noul
    • SDK and playground access
    • Failed inference refunded

  • Scale

    $99.99/one-time

    120,000 prepaid decision credits.

    • 120,000 credits
    • Choice and Score and Noul
    • SDK and playground access
    • Failed inference refunded

Our ratings

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

n8n
8.3overall
System One API
7.3overall

  • Ease of Use

    n8n
    7.5
    System One API
    Not rated

  • Feature Depth

    n8n
    9.2
    System One API
    Not rated

  • Value for Money

    n8n
    8.5
    System One API
    Not rated

  • Performance & Speed

    n8n
    8.0
    System One API
    Not rated

  • Documentation & Support

    n8n
    8.3
    System One API
    Not rated

  • API Design

    n8n
    Not rated
    System One API
    8.0

  • Documentation Clarity

    n8n
    Not rated
    System One API
    7.8

  • Pricing Transparency

    n8n
    Not rated
    System One API
    8.5

  • Maturity & Reliability

    n8n
    Not rated
    System One API
    5.8

  • Use Case Breadth

    n8n
    Not rated
    System One API
    6.2

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

n8n

Pros

  • Free self-hosted Community Edition with almost the full feature set and no license key.
  • Execution-based pricing counts a whole workflow run as one execution, however many steps it has.
  • JavaScript and Python can be used in any step, which suits technical users.
  • More than 500 integrations and over 10,000 community templates.
  • On-premises and air-gapped deployment plus SSO, LDAP and audit logging for enterprises.

Cons

  • Fair-code license is not OSI-approved open source.
  • Business tier starts at about €667 per month billed annually and is self-hosted only for now, with a Cloud waitlist.
  • The Community Edition lacks projects, SSO, Git version control and log streaming.
  • Cloud Starter is capped at 2.5K executions per month and 5 concurrent executions.

System One API

Pros

  • Pay-as-you-go credits with no subscription and no expiry
  • Failed calls are not charged
  • Public model catalogue with prices and limits
  • Structured outputs with per-option probabilities
  • Open-source MIT-licensed TypeScript SDK

Cons

  • Early-stage project: the SDK repository has very few GitHub stars and the company is not identified on the site
  • No published latency, uptime or accuracy guarantees
  • Limited to classification, scoring and yes/no style decisions rather than generation
  • Hosted models are the vendor's own and independent benchmarks are not provided

Platforms

  • Web
    n8n
    Supported
    System One API
    Supported
  • Windows
    n8n
    Not supported
    System One API
    Not supported
  • macOS
    n8n
    Not supported
    System One API
    Not supported
  • iOS
    n8n
    Not supported
    System One API
    Not supported
  • Android
    n8n
    Not supported
    System One API
    Not supported
  • API
    n8n
    Supported
    System One API
    Supported
  • Browser Extension
    n8n
    Not supported
    System One API
    Not supported

Integrations

n8n

9 integrations
  • Salesforce
  • Zoom
  • ServiceNow
  • Asana
  • Slack
  • GitHub
  • ChatGPT
  • Claude
  • Docker

System One API

No integrations listed.

Company

  • Company
    n8n
    n8n GmbH
    System One API
    Not listed
  • Founded
    n8n
    2019
    System One API
    Not listed
  • Headquarters
    n8n
    Berlin, Germany
    System One API
    Not listed
  • Listing
    n8n
    Claimed
    System One API
    Not claimed

Frequently asked questions

Is n8n better than System One API?

It depends on your workflow. n8n is built for Teams that want self-hostable automation with code-level control and AI agent workflows. System One API is built for routing and triage of requests.

What are the key feature differences between n8n and System One API?

n8n: Build and self-host workflow automations and AI agents with visual nodes and custom code. System One API: Hosted API returning structured choices, scores and probabilities for AI agent decisions.

Does n8n or System One API have a free plan?

n8n has a free plan or trial; System One API is paid only.

Which is cheaper, n8n or System One API?

n8n starts at $0 and System One API starts at $5.99. See the pricing table above for what each tier includes.