Softwr

Automation Integration · head to head

Letta vs n8n

Letta logo

Letta

Automation Integration

Machines that learn

From
Free
Rated
-
Full reviewWebsite
n8n logo

n8n

Automation Integration

The fair-code workflow automation tool

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Letta free tier limited to 3 stateful agents; n8n starter tier limited to 1 project and 5 concurrent executions
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Letta and n8n actually diverge.

Attributes where Letta and n8n differ
AttributeLettan8n
Pricing modelfreemiumsubscription
PlatformsWebWeb, Docker, Self-hosted
FoundedUnknown2019

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Automation Integration).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Letta

Nothing recorded that n8n does not also cover.

Only in n8n

  • Workflow automation
  • Visual editor
  • Conditional execution
  • Looping
  • Error handling
  • Scheduling
  • Webhooks
  • REST API

What people use each for

The jobs each tool is most often brought in to do.

Letta

  • Building agents with memory for continuous learningnot n8n
  • Enabling reflection during idle periods via sleep-computenot n8n
  • Managing agent context and extracting learningsnot n8n

n8n

  • Building AI agents and workflow automation for technical teamsnot Letta
  • Visual workflow design with capability to write custom JavaScript or Python codenot Letta
  • Enterprise deployments with self-hosted or cloud optionsnot Letta
  • Integrating 500+ pre-built applications with custom API connectionsnot Letta

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Letta

  • Free tier limited to 3 stateful agents
  • Pro tier capped at 20 stateful agents
  • API Plan usage charges apply beyond base tier

n8n

  • Starter tier limited to 1 project and 5 concurrent executions
  • Starter and Pro tiers restricted to Cloud hosting only, not self-hosted
  • Business tier requires 6 months minimum commitment at €667/month
  • SSO/SAML/LDAP authentication requires Business or Enterprise tier
  • Dedicated support with SLA available only on Enterprise plan

Pricing, plan by plan

Letta

Free
  • FreeFree
    • Limited agents
    • Limited Letta Auto usage
    • Bring your own API keys
  • Pro$20/month
    • Weekly and monthly Letta Auto quota
    • Pay-as-you-go overage
    • Up to 20 stateful agents
  • API Plan$20/month
    • Unlimited agents
    • $0.10/active agent/month
    • $0.00015/second for tool execution
  • Teams Pro$20/month
    • Per seat pricing
    • Add teammates
    • Letta Auto quota

n8n

Free
  • CommunityFree
    • Free self-hosted version on GitHub
    • Open source
  • Starter$20/month
    • 2,500 workflow executions
    • 5 concurrent executions
    • 2,300 AI credits/month
  • Pro$50/month
    • 10,000 workflow executions
    • 20 concurrent executions
    • 13,700 AI credits/month
  • Business$667/month
    • 40,000 workflow executions
    • Self-hosted option
    • 6 shared projects

Which should you pick?

Choose Letta if

  • You want to start without paying.
Letta review

Choose n8n if

  • You need workflow automation.
  • You want to start without paying.
  • You work on Web, Docker, Self-hosted.
  • You also want visual editor.
n8n review

Questions people ask

Is Letta or n8n better?
Neither clearly leads. Letta starts at Free and n8n at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Letta or n8n?
Letta starts at Free and n8n at Free.
Does Letta or n8n run on more platforms?
Letta runs on Web. n8n runs on Web, Docker, Self-hosted.
Can I use Letta for free?
Both have a free tier, so you can try either at no cost before committing.
What is Letta best used for?
Letta is most often used for building agents with memory for continuous learning, enabling reflection during idle periods via sleep-compute, managing agent context and extracting learnings. Of those, building agents with memory for continuous learning and enabling reflection during idle periods via sleep-compute are not what n8n is typically brought in for.
What can Letta do that n8n cannot?
n8n covers Workflow automation, Visual editor, Conditional execution, Looping.

Answered from the vendors’ own pages

Letta: How much does Letta cost?

Letta offers a free tier, then Pro plan at $20/month with up to 20 stateful agents, API Plan at $20/month base plus usage charges ($0.10/active agent/month, $0.00015/second for tool execution), and Teams Pro at $20/seat/month.

Source
n8n: Is there a free version of n8n?

Yes, n8n Community Edition is free and open-source, available for self-hosting on GitHub with unlimited users and workflows.

Source
Letta: How many agents can I create on the free plan?

The free tier is limited to 3 stateful agents. Pro plan allows up to 20 stateful agents, while API Plan offers unlimited agents.

Source
n8n: What is the difference between n8n plans?

Plans differ by monthly workflow executions (2,500 for Starter, 10,000 for Pro, 40,000 for Business), concurrent execution limits, AI credits, and shared project counts.

Source
Letta: Does Letta charge for tool execution?

On the API Plan, Letta charges $0.00015 per second for tool execution. The Pro and Teams Pro plans include execution in their monthly fee.

Source
n8n: Does n8n offer annual billing discounts?

Yes, n8n offers 17% off when billing annually instead of monthly, and provides a Startup Plan at 50% off Business pricing for companies under 20 employees.

Source
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