API Management · head to head
KeystoneJS vs Treblle

KeystoneJS
API Management
Powerful Node.js headless CMS framework and API platform
- From
- Free
- Rated
- -

Treblle
API Management
API observability, security, and governance platform
- From
- $233/month
- Rated
- -
The short version
- Only KeystoneJS has a free tier, so it costs nothing to try first.
- Each has a real cost: KeystoneJS database support is limited to PostgreSQL, MySQL and SQLite; Treblle no free tier is offered; the entry-level Core plan starts at $233/month billed yearly.
- They diverge on capability: KeystoneJS covers REST API, Treblle covers API discovery.
Where they differ
Only the attributes on which KeystoneJS and Treblle actually diverge.
| Attribute | KeystoneJS | Treblle |
|---|---|---|
| Starting price | Free | $233/month |
| Pricing model | open-source | subscription |
| Free tier | Yes | No |
| Platforms | Node.js, Self-hosted | web, api |
| Founded | 2016 | Unknown |
Identical on both: user rating (Not yet rated), category (API Management).
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 KeystoneJS
- REST API
- GraphQL API
- Admin interface
- Node.js
- Next.js
- React
- Databases
- Node.js support
Only in Treblle
- API discovery
- Runtime security
- API governance
- Compliance monitoring
- API documentation and analytics
- Agentic AI support
What people use each for
The jobs each tool is most often brought in to do.
KeystoneJS
- Building a headless CMS with a GraphQL API from a TypeScript schemanot Treblle
- Generating a configurable Admin UI for editorsnot Treblle
- Adding structured rich text content with the document fieldnot Treblle
Treblle
- Gaining full visibility into API traffic across multi-cloud environmentsnot KeystoneJS
- Detecting shadow APIs and runtime security risksnot KeystoneJS
- Meeting compliance audit requirements such as HIPAA or GDPRnot KeystoneJS
- Governing API design standards through CI/CDnot KeystoneJS
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
KeystoneJS
- Database support is limited to PostgreSQL, MySQL and SQLite
- Keystone 5 is a separate legacy product documented on a different site and is not covered by the Keystone 6 docs
- Upgrading requires following a dedicated Migrate to 8.0.0 guide, so major versions are not drop-in
- Free support is a community Slack; enterprise-grade consulting and support is a separate paid engagement with Thinkmill and no published price
Treblle
- No free tier is offered; the entry-level Core plan starts at $233/month billed yearly.
- Growth and Enterprise pricing is custom and not published, requiring a sales conversation to budget.
- Core plan is limited to 1 workspace and only 30 days of data retention.
- SSO and on-prem/BYO cloud deployment are reserved for the top Enterprise tier.
Pricing, plan by plan
KeystoneJS
Free- Open SourceFree
- Full KeystoneJS
- Community support
Treblle
$233/month- Core$233/month
- Billed yearly
- 5 APIs
- 500 requests/min
- Growth$undefined/month
- Custom APIs and request limits
- 50M requests/month baseline
- API security
- Enterprise$undefined/month
- Unlimited workspaces, APIs, and requests/min
- API governance and compliance
- SSO
Which should you pick?
Choose KeystoneJS if
- You need rest api.
- You want to start without paying.
- You work on Node.js, Self-hosted.
- You also want graphql api.
Choose Treblle if
- You need api discovery.
- You work on web, api.
- You also want runtime security.
Questions people ask
- Is KeystoneJS or Treblle better?
- Neither clearly leads. KeystoneJS starts at Free and Treblle at $233/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, KeystoneJS or Treblle?
- KeystoneJS has a free tier; the other does not. Paid plans start at Free for KeystoneJS and $233/month for Treblle.
- Does KeystoneJS or Treblle run on more platforms?
- KeystoneJS runs on Node.js, Self-hosted. Treblle runs on web, api.
- Can I use KeystoneJS for free?
- Yes. KeystoneJS has a free tier, so you can try it without paying. Treblle starts at $233/month.
- What is KeystoneJS best used for?
- KeystoneJS is most often used for building a headless cms with a graphql api from a typescript schema, generating a configurable admin ui for editors, adding structured rich text content with the document field. Of those, building a headless cms with a graphql api from a typescript schema and generating a configurable admin ui for editors are not what Treblle is typically brought in for.
- What can KeystoneJS do that Treblle cannot?
- KeystoneJS covers REST API, GraphQL API, Admin interface, Node.js. Treblle covers API discovery, Runtime security, API governance, Compliance monitoring.
Answered from the vendors’ own pages
Treblle: What does Treblle cost?
Treblle's Core plan costs $233/month billed yearly and covers 5 APIs and 5M requests/month; Growth and Enterprise plans use custom pricing for larger request volumes and advanced features.
SourceTreblle: Is there a free plan?
Treblle does not offer a free tier; it instead offers a no-credit-card demo rather than free ongoing access.
SourceTreblle: How is usage metered?
Plans are metered by number of APIs monitored and requests per minute/month, with the Core plan capped at 500 requests/min and 5M requests/month.
SourceRelated pages
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