Scalar
8.4#1 in documentation generatorsFrom $150 a monthFree planWebAPILinuxmacOS
VisitScalar vs Zendesk Guide
Zendesk Guide
8.6#3 in knowledge base softwareFrom $19 a monthAndroidiOSWebAPI
VisitWhat both publish
| Fact | Scalar | Zendesk Guide |
|---|---|---|
| Company size | Scalar describes itself as a 10-person team of engineers and designers. | LinkedIn places Zendesk in the 5,001–10,000 employee size range. |
| Custom domain | Yes | Yes |
| Free plan | Yes | No |
| Headquarters | The company's terms list API Documentation Inc. (doing business as Scalar) at 2812 Dewdney Ave., British Columbia, Canada. | San Francisco, California, United States |
| Integrations | Scalar documents more than 35 framework integrations, including Express, Fastify, Hono, NestJS, Next.js, FastAPI, Django, Rails, Laravel, ASP.NET Core, Spring Boot, Go and Rust. | Zendesk Marketplace lists more than 1,200 apps, connectors, themes and partners. |
| Paid from | 150 | 55 |
| Praise: usability | Independent Softwr review highlights the integrated request client, generated code samples and reduced documentation drift from OpenAPI-driven generation. | G2 data reports 88% satisfaction for ease of use and reviewers commonly describe daily agent work as easy to operate. |
| Public API | Scalar publishes a versioned platform API and a TypeScript SDK installed with npm add @scalar/sdk; personal tokens exchange for 12-hour bearer access tokens. | The API reference covers ticketing, Help Center, live chat, voice, sales CRM, omnichannel routing and custom data with endpoint descriptions and examples. |
| Rating on G2 | 0.0 out of 5 from 0 reviews; the displayed listing is categorized as a 409A valuation provider rather than an API-software profile. | 4.3 out of 5 from 7,715 reviews |
Scalar plans
- FreeFree
- Pro$150 a month
- Business$600 a month
- EnterprisePriced on request
Zendesk Guide plans
- Support Team$19 a month
- Copilot add-on$50 a month
- Workforce Engagement Bundle add-on$50 a month
- Suite Team$55 a month
- Contact Center add-on$83 a month
- Suite Professional$115 a month
Pick Scalar if…
Scalar suits developers and teams that work with OpenAPI-based documentation, SDKs, or API registries. Its hosted and self-hosted options may suit teams with different deployment preferences.
Pick Zendesk Guide if…
It suits organizations publishing support or knowledge content for both internal and external readers. Teams needing custom domains, SSO, revision history, and analytics may find its listed capabilities relevant.