4.0 Document
Publish docs that never drift
A public docs portal generated from the spec — branded, searchable, and readable by humans and agents.
14-day Pro trial — no credit card required.

A portal, not a PDF
Static, CDN-delivered docs with your branding on your domain — published from the spec.
- 9 themes, custom logo, colors, and fonts
- Custom domains with automatic SSL
- SEO built in: meta tags, sitemap, structured data
Readers can try it
An interactive playground on every endpoint, with code examples in eight languages.
- Try-it widget with environment and auth token
- Code examples: cURL, HTTPie, JavaScript, Python, C#, Go, Java, Ruby
Findable and structured
Search that opens with Cmd+K, rich components, and snippets you write once.
- Client-side search with keyboard navigation
- Callouts, tabs, steps, accordions, code groups
- Reusable snippets resolved at build time
Readable by agents
Every portal ships llms.txt, a full markdown export, and MCP resources — docs your users' agents can consume.
- llms.txt index plus llms-full.txt export
- Docs exposed as MCP resources
Learn from your readers
Feedback and analytics show what works — and where the gaps are.
- Thumbs feedback per page, rate-limited
- Page views, search queries, content-gap detection
One living spec
The rest of the lifecycle
Change the spec — everything on this page updates with it.
Ready to ship on it?
Routebase is live. Design your API once — docs, mocks, tests, and monitoring all follow from the same source.
14-day Pro trial — no credit card required.