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Software · head to head

n8n vs Letta

n8n logo

n8n

Software

The fair-code workflow automation tool

From
Free
Rated
-
Full reviewWebsite
L

Letta

Software

Machines that learn

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only n8n has a free tier, so it costs nothing to try first.
  • Each has a real cost: n8n starter tier limited to 1 project and 5 concurrent executions; Letta the Developer API plan charges $0.10 per active agent per month plus $0.00015 per second of tool execution on top of a $20 per month base and pay-as-you-go LLM usage, as of August 2026.

Where they differ

Only the attributes on which n8n and Letta actually diverge.

Attributes where n8n and Letta differ
Attributen8nLetta
Starting priceFreeOn request
Pricing modelfreemiumusage-based
Free tierYesNo
PlatformsWeb, Docker, Self-hostedWeb
Founded2019Unknown

Identical on both: user rating (Not yet rated), category (Unknown).

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 n8n

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

Only in Letta

Nothing recorded that n8n does not also cover.

What people use each for

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

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

Letta

No use cases recorded yet. See the Letta review.

Where each one falls short

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

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

Letta

  • The Developer API plan charges $0.10 per active agent per month plus $0.00015 per second of tool execution on top of a $20 per month base and pay-as-you-go LLM usage, as of August 2026.

Pricing, plan by plan

n8n

Free

No published plan breakdown. See the n8n review.

Letta

On request

No published plan breakdown. See the Letta review.

Which should you pick?

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

Choose Letta if

Nothing in the data separates Letta from n8n on the points above - pick on price and on how each one feels to use.

Letta review

Questions people ask

Is n8n or Letta better?
Neither clearly leads. n8n starts at Free and Letta at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, n8n or Letta?
n8n has a free tier; the other does not. Paid plans start at Free for n8n and On request for Letta.
Does n8n or Letta run on more platforms?
n8n runs on Web, Docker, Self-hosted. Letta runs on Web.
Can I use n8n for free?
Yes. n8n has a free tier, so you can try it without paying. Letta starts at On request.
What is n8n best used for?
n8n is most often used for building ai agents and workflow automation for technical teams, visual workflow design with capability to write custom javascript or python code, enterprise deployments with self-hosted or cloud options, integrating 500+ pre-built applications with custom api connections. Of those, building ai agents and workflow automation for technical teams and visual workflow design with capability to write custom javascript or python code are not what Letta is typically brought in for.
What can n8n do that Letta cannot?
n8n covers Workflow automation, Visual editor, Conditional execution, Looping.
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