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Celigo vs Letta

Celigo logo

Celigo

Software

The iPaaS platform for mid-market and enterprise

From
$400/month
Rated
-
Full reviewWebsite
L

Letta

Software

Machines that learn

From
On request
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Celigo prices are not published on any of the three editions; 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 Celigo and Letta actually diverge.

Attributes where Celigo and Letta differ
AttributeCeligoLetta
Starting price$400/monthOn request
Pricing modelsubscriptionusage-based
PlatformsWeb, MobileWeb
Founded2008Unknown

Identical on both: free tier (No), 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 Celigo

  • App integration
  • Process automation
  • Master data management
  • API management
  • Workflow builder
  • Error handling
  • Analytics
  • 800+ apps

Only in Letta

Nothing recorded that Celigo does not also cover.

What people use each for

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

Celigo

  • Integrating NetSuite with ecommerce and CRM systemsnot Letta
  • Prebuilt integration templates between common business applicationsnot Letta
  • Building custom flows between internal systemsnot Letta
  • Governance and auditability over integrations on the higher editionsnot 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.

Celigo

  • Prices are not published on any of the three editions
  • Billed on endpoints and flows, so the cost is driven by how many systems you connect rather than by volume through them
  • API Builder, lookup caching and a sandbox all require the Professional edition
  • Single sign-on is optional on Standard and included from Professional up
  • Unlimited endpoints and the full governance features are Enterprise only

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

Celigo

$400/month
  • Growth$400/month
    • 50 integrations
    • Basic support
  • Scale$1200/month
    • Unlimited integrations
    • Priority support
  • Enterprise$3000/month
    • Custom solutions
    • Dedicated support

Letta

On request

No published plan breakdown. See the Letta review.

Which should you pick?

Choose Celigo if

  • You need app integration.
  • You work on Web, Mobile.
  • You also want process automation.
Celigo review

Choose Letta if

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

Letta review

Questions people ask

Is Celigo or Letta better?
Neither clearly leads. Celigo starts at $400/month and Letta at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Celigo or Letta?
Celigo starts at $400/month and Letta at On request.
Does Celigo or Letta run on more platforms?
Celigo runs on Web, Mobile. Letta runs on Web.
What is Celigo best used for?
Celigo is most often used for integrating netsuite with ecommerce and crm systems, prebuilt integration templates between common business applications, building custom flows between internal systems, governance and auditability over integrations on the higher editions. Of those, integrating netsuite with ecommerce and crm systems and prebuilt integration templates between common business applications are not what Letta is typically brought in for.
What can Celigo do that Letta cannot?
Celigo covers App integration, Process automation, Master data management, API management.
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