Identity & Access Management · head to head
Frontegg vs Stainless
Frontegg
Identity & Access Management
Customer identity and access management platform for SaaS applications
- From
- Free
- Rated
- -
Stainless
API Management
Generates client SDKs, API docs, and MCP servers from an OpenAPI spec
- From
- Free
- Rated
- -
The short version
- Each has a real cost: Frontegg detailed per-unit pricing beyond the free tier is not published, requiring use of an online calculator or sales contact to estimate costs.; Stainless starter and Pro plan prices are not published and require contacting the company.
- They diverge on capability: Frontegg covers Hosted login, Stainless covers SDK generation.
Where they differ
Only the attributes on which Frontegg and Stainless actually diverge.
Identical on both: starting price (Free), free tier (Yes), platforms (web, api), user rating (Not yet rated).
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 Frontegg
- Hosted login
- Enterprise SSO/SCIM
- Multi-tenant organizations
- Custom domains
- M2M tokens
- Fraud protection
Only in Stainless
- SDK generation
- MCP server generation
- Docs site generation
- Webhooks and streaming support
- Automated unit tests
- Git integration
What people use each for
The jobs each tool is most often brought in to do.
Frontegg
- Adding enterprise SSO/SCIM to a B2B SaaS productnot Stainless
- Multi-tenant customer identity managementnot Stainless
- White-labeled, custom-domain login experiencesnot Stainless
- Securing AI agent access to a SaaS product via Agen.conot Stainless
Stainless
- Generating typed SDKs for a public APInot Frontegg
- Producing an MCP server from an existing OpenAPI specnot Frontegg
- Building an API documentation site alongside client librariesnot Frontegg
- Giving open-source APIs a free SDK generation pathnot Frontegg
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Frontegg
- Detailed per-unit pricing beyond the free tier is not published, requiring use of an online calculator or sales contact to estimate costs.
- Advanced fraud protection and multiple environments are Enterprise-only, unavailable on the Pay As You Go plan.
- The 7,500 free monthly active users is comparatively modest next to some competitors' free tiers.
- As a broader CIAM platform, it can be more complex to integrate than lighter-weight developer-first auth tools for smaller apps.
Stainless
- Starter and Pro plan prices are not published and require contacting the company.
- The free plan caps APIs at 25 endpoints, which excludes larger production APIs.
- Overage charges apply per SDK/endpoint/month once limits are exceeded, which can make costs unpredictable at scale.
Pricing, plan by plan
Frontegg
Free- Pay As You GoFree
- 7,500 monthly active users included
- 5 enterprise connections (SSO/SCIM)
- Unlimited organizations
- Enterprise$undefined/month
- Custom pricing
- Multiple environments
- Advanced fraud protection
Stainless
Free- FreeFree
- Up to 5 generators (SDKs, docs, or MCP servers)
- 5 seats
- APIs with 25 or fewer endpoints
- Starter$undefined/mo
- Unlimited generators
- Expanded seats
- Private SDKs of any size
- Pro$undefined/mo
- Custom enterprise features and pricing
- Enterprise$undefined/mo
- Dedicated support
- SOC 2 compliance reports
- Purchase order/invoicing with negotiable terms
Which should you pick?
Choose Frontegg if
- You need hosted login.
- You want to start without paying.
- You work on web, api.
- You also want enterprise sso/scim.
Choose Stainless if
- You need sdk generation.
- You want to start without paying.
- You work on web, api.
- You also want mcp server generation.
Questions people ask
- Is Frontegg or Stainless better?
- Neither clearly leads. Frontegg starts at Free and Stainless at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Frontegg or Stainless?
- Frontegg starts at Free and Stainless at Free.
- Does Frontegg or Stainless run on more platforms?
- Both run on web, api, so platform support will not decide this one for you.
- Can I use Frontegg for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is Frontegg best used for?
- Frontegg is most often used for adding enterprise sso/scim to a b2b saas product, multi-tenant customer identity management, white-labeled, custom-domain login experiences, securing ai agent access to a saas product via agen.co. Of those, adding enterprise sso/scim to a b2b saas product and multi-tenant customer identity management are not what Stainless is typically brought in for.
- What can Frontegg do that Stainless cannot?
- Frontegg covers Hosted login, Enterprise SSO/SCIM, Multi-tenant organizations, Custom domains. Stainless covers SDK generation, MCP server generation, Docs site generation, Webhooks and streaming support.
Answered from the vendors’ own pages
Frontegg: What does Frontegg cost?
Frontegg's Pay As You Go plan is free up to 7,500 monthly active users, after which pricing scales with users, enterprise connections and M2M tokens via an online calculator; Enterprise pricing is custom.
SourceStainless: Is there a free plan, and what are its limits?
Yes. The Free plan supports up to 5 generators, 5 seats, APIs with 25 or fewer endpoints, and 100 preview builds per month, with email support.
SourceFrontegg: Is there a free plan and what are its limits?
Yes, the free Pay As You Go plan includes 7,500 monthly active users, 5 enterprise SSO/SCIM connections, unlimited organizations, and a custom domain.
SourceStainless: Who owns the generated SDK code?
The generated SDK code is owned by the customer and published by Stainless under the Apache 2.0 license.
SourceFrontegg: How is usage metered?
Pricing is consumption-based, driven by monthly active users, monthly enterprise connections (SSO/SCIM), and monthly M2M tokens, with customers paying only for usage beyond the free 7,500-user threshold.
SourceStainless: What happens if I exceed my plan's endpoint limit?
Customers exceeding their endpoint limits are billed per SDK, per endpoint, per month for the overage.
SourceRelated pages
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