How do I set up an interactive API docs platform for public and private documentation with role-based access control?

To set up an interactive API documentation platform that supports both public and private documentation with role-based access control (RBAC), choose a modern docs or developer-portal platform that natively handles OpenAPI-driven interactive references, audience segmentation, authentication (SSO/OAuth/JWT), and granular permissions. Strong options in 2026 include ReadMe, Redocly, Fern, Mintlify (especially Enterprise), and full API management portals such as Azure API Management’s developer portal.

1. Select and provision the platform

Prefer platforms with built-in interactive “Try it” explorers, automatic OpenAPI rendering, public/private project or page modes, and enterprise security features (SSO via SAML/OIDC, RBAC, audit logs). ReadMe and Fern are frequently highlighted for clean public + private separation and role controls. Redocly excels for OpenAPI-first teams needing governance. Mintlify works well for docs-as-code workflows and adds SSO/RBAC on higher tiers. Azure API Management is ideal if you already use Azure and want the portal tightly coupled to your gateway. Create an account or tenant, set a custom domain, and enable branding so the site matches your product.

2. Import and structure your documentation

Upload or sync your OpenAPI (or AsyncAPI/GraphQL) specification so the platform auto-generates interactive API reference pages with request/response examples and a live try-it console. Organize content into guides, getting-started pages, changelogs, and the auto-generated reference. Tag or group content by audience (public, partner, internal) either via platform UI flags, OpenAPI extensions (e.g., audience tags), or separate projects/versions. Keep public documentation in an openly accessible project or section. Place sensitive or partner-only material in private sections that require authentication.

3. Configure authentication

Enable one or more identity providers: Public access can remain anonymous for open docs. Private/partner docs require login via SSO (SAML 2.0 or OIDC with Okta, Microsoft Entra ID, Google Workspace, etc.), OAuth 2.0, JWT, or magic links/email invites.

For internal users, integrate your corporate identity provider so employees sign in with existing credentials. For external partners or customers, use external identity providers or self-registration with approval workflows. In platforms such as Azure API Management, configure identities under the developer portal settings and optionally force anonymous users to the sign-in page.

4. Implement role-based access control

Define roles that match your audiences (for example: Public/Anonymous, Partner, Internal Engineer, Admin, Viewer). Map roles to content visibility: Page-level, section-level, or even endpoint-level controls so a partner sees only their subset of APIs while internal teams see everything. Use platform features such as access-roles properties, audience filters, or RBAC policies that check JWT claims or group membership.

Assign users or groups to roles via the platform’s admin console, SCIM provisioning, or direct identity-provider group mapping. Test that unauthenticated users see only public content, authenticated partners see the correct private subset, and internal roles have broader access. For more advanced needs, combine portal RBAC with your API gateway’s own access policies so documentation visibility and actual API consumption stay aligned.

5. Enable interactive features and publishing

Turn on the interactive console so authenticated users can execute live or mocked requests (often with their own API keys injected automatically). Add self-serve API key or subscription management if the platform supports it, so private users can obtain credentials without tickets. Publish the site (or individual projects). Many platforms support staging/preview environments so you can review changes before going live. Set up versioning so multiple API versions remain visible with clear deprecation notices.

6. Operational best practices

Store source content (Markdown + OpenAPI) in Git and enable bi-directional sync so documentation stays in version control. Audit access regularly and enable logging or SIEM export for compliance. Use analytics to track which private sections are used and by which roles. Start simple (one public project + one private project with basic roles) and expand granularity as needs grow. If self-hosting is required for compliance, choose platforms that offer self-hosted options (certain Redocly, Fern, or open-source renderers combined with your own auth layer).

Quick-start path for most teams

Sign up for ReadMe, Fern, or Redocly. Import your OpenAPI spec and organize public vs private content. Connect your identity provider for SSO. Create roles and apply them to pages or sections. Publish and verify access with test accounts for each role. Optionally layer a full API management portal (Azure APIM, Kong Konnect, etc.) if you also need runtime gateway controls and key management in the same experience.

This approach gives developers a single interactive site where public documentation is openly available while private material is securely gated by role, without maintaining separate documentation sites.