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Sequin vs Tantor Low-Code CDC

Both stand on change data capture software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Sequin

Free plan APILinuxSelf-hosted+1

Sequin offers change streaming, backfills, and destination management as a self-hosted PostgreSQL tool. Consider the database version requirements and the end of Sequin Cloud when planning deployment.

Visit Sequin

Tantor Low-Code CDC

Paid Self-hostedWeb

Choose Tantor Low-Code CDC when governed change streams, masking, lineage, and auditability matter more than custom coding. Its database coverage and deployment options fit regulated environments. Look elsewhere if you need published pricing or a deployment model outside self-hosted and hybrid options.

Visit Tantor Low-Code CDC

The facts

SequinTantor Low-Code CDC
Free planYesNot published
Open sourceNot publishedNot published
Runs onAPI, Linux, Self-hosted, WebSelf-hosted, Web
Lowest paid planFree or on requestNot published
Plans published1None
MakerNot publishedNot published
Websitesequinstream.comtantor.ai
On change data capture software#14 of 23#18 of 23

Sequin: what it does well

  • Routes PostgreSQL changes to a range of destinations.
  • Supports backfills and selected-row replays.
  • Sinks can be managed through a console, CLI, YAML, or API.
  • Prometheus metrics and a Grafana dashboard are provided.
  • Self-hosted plan is free.

What to know first

  • Sequin Cloud shut down on October 23, 2025.
  • PostgreSQL versions 12 and 13 have limitations.
  • The introduction documentation supports PostgreSQL 14 or later.

Tantor Low-Code CDC: what it does well

  • Visual setup requires no code
  • Masks PII before downstream delivery
  • Handles source schema changes automatically
  • Supports Oracle, PostgreSQL, SQL Server, MongoDB, and MySQL
  • Provides row-level lineage and immutable audit logs

What to know first

  • Pricing is available through a demo request
  • Support enquiries may take up to 24 hours for a response
  • Deployment is described as hybrid and self-hosted

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