API Management · head to head
Backendless vs Stainless
Backendless
API Management
Visual app development platform with REST APIs and cloud backend
- 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: Backendless free tier limited to 50 API requests per minute and 20 database tables; Stainless starter and Pro plan prices are not published and require contacting the company.
- They diverge on capability: Backendless covers REST API, Stainless covers SDK generation.
Where they differ
Only the attributes on which Backendless and Stainless actually diverge.
| Attribute | Backendless | Stainless |
|---|---|---|
| Pricing model | Unknown | freemium |
| Platforms | Cloud, Visual builder | web, api |
| Founded | 2012 | Unknown |
Identical on both: starting price (Free), free tier (Yes), 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 Backendless
- REST API
- Real-time database
- Cloud code
- Custom integrations
- Webhooks
- Cloud functions
- Cloud support
- Visual builder support
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.
Backendless
- API Developmentnot Stainless
- API Gatewaynot Stainless
- API Testingnot Stainless
- API Documentationnot Stainless
- Microservicesnot Stainless
Stainless
- Generating typed SDKs for a public APInot Backendless
- Producing an MCP server from an existing OpenAPI specnot Backendless
- Building an API documentation site alongside client librariesnot Backendless
- Giving open-source APIs a free SDK generation pathnot Backendless
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Backendless
- Free tier limited to 50 API requests per minute and 20 database tables
- Smaller community and integration ecosystem compared to Firebase or AWS
- Customization beyond codeless tools requires developer expertise
- Limited documentation for advanced use cases and edge cases
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
Backendless
Free- FreeFree
- 50 API requests/minute
- 20 database tables
- 1 GB file storage
- Scale Variable$15/month
- Unlimited API requests/month
- 100 database tables
- 10 GB file storage
- Scale Fixed$15/month
- Same as Scale Variable
- Fixed monthly pricing
Stainless
Free- FreeFree
- Up to 5 generators (SDKs, docs, or MCP servers)
- 5 seats
- APIs with 25 or fewer endpoints
- Starter$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 Backendless if
- You need rest api.
- You want to start without paying.
- You work on Cloud, Visual builder.
- You also want real-time database.
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 Backendless or Stainless better?
- Neither clearly leads. Backendless 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, Backendless or Stainless?
- Backendless starts at Free and Stainless at Free.
- Does Backendless or Stainless run on more platforms?
- Backendless runs on Cloud, Visual builder. Stainless runs on web, api.
- Can I use Backendless for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is Backendless best used for?
- Backendless is most often used for api development, api gateway, api testing, api documentation. Of those, api development and api gateway are not what Stainless is typically brought in for.
- What can Backendless do that Stainless cannot?
- Backendless covers REST API, Real-time database, Cloud code, Custom integrations. Stainless covers SDK generation, MCP server generation, Docs site generation, Webhooks and streaming support.
Answered from the vendors’ own pages
Backendless: Does Backendless have a free tier?
Backendless Free plan ($0/month) includes 50 API requests per minute, 20 database tables, 1 GB file storage, 1 visualization, 2 security roles, and basic cloud code capabilities.
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.
SourceBackendless: What features does the Scale plan include?
Scale plan ($15+/month) provides unlimited API requests per month, 100 database tables, 10 GB file storage, 5 visualizations, 10 custom API keys, daily backups, free SSL certificates, and 1,000 real-time connections.
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.
SourceBackendless: Can I add more storage or increase API limits?
Yes, Backendless offers Function Packs ranging from $5-$399/month to increase specific limits such as storage, API requests, or security features.
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.
SourceBackendless: Does Backendless support offline functionality?
Backendless supports real-time sync and offline capabilities for mobile apps, allowing data to sync when connectivity is restored.
SourceBackendless: Is Backendless Pro available for self-hosting?
Yes, Backendless Pro Community Edition is available under free licensing for core functionality. Managed Backendless is a paid option for self-hosted deployments with request-based pricing.
SourceBackendless: What are Backendless's integration limitations?
While Backendless supports many integrations, it has a smaller integration library compared to competitors. Finding solutions to edge cases or complex setups may require more development effort.
SourceRelated pages
More on Backendless
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