Routebase
Design, test, and document APIs from a single spec with built-in testing and CI support.
- Freemium· from $11/month
- Web
- API Available

What is Routebase?
Routebase is a MCP Servers tool. Design, test, and document APIs from a single spec with built-in testing and CI support. Routebase is freemium: it has a free plan, and paid plans start at $11/month. A free trial of 14 days is available. It is available on Web App. It is aimed at developers, api teams and enterprise users.
Routebase allows users to design, test, and document APIs from a single living specification. It includes a full test runner with suites, ten authentication schemes, and a CLI for CI. No OpenAPI is required.
Built for developers, api teams and enterprise users.
Key capabilities
Features
Live Specification
Maintains a single source of truth for API design, testing, and documentation.
Test Runner
Includes suites, ten auth schemes, and a CLI for CI.
Documentation Portals
Show how well AI agents can read API documentation in Markdown.
Branching and Merging
Supports branching, reviewing, and merging API specifications.
Authentication Setup
Provides methods for API keys, JWT, OAuth 2.0, and mutual TLS with setup guidance.
SAML SSO & SCIM
Supports SAML SSO and SCIM provisioning for enterprise access control.
Use cases
- Design APIs from a single specification
- Test APIs with built-in suites and CI support
- Document APIs using a centralized platform
- Manage API authentication schemes
- Publish and maintain API documentation portals
Who it's for
- Developers
- API Teams
- Enterprise Users
Pros & cons
Pros
- Public API available
- Free plan with 14-day trial
- Supports SAML SSO and SCIM provisioning
- Includes built-in test runner with CI support
- Offers branching and merging for specs
Cons
No documented limitations yet.
Pricing
Freemium — paid plans start at $11/month. Free trial of 14 days available.
| Plan | Price |
|---|---|
| Free plan | Free |
| Starter plan (annual billing) | $9 / year |
| Starter plan (monthly billing) | $11 / month |
| Pro plan (annual billing) | $19 / year |
| Pro plan (monthly billing) | $23 / month |
| Enterprise plan (annual billing) | $39 / year |
| Enterprise plan (monthly billing) | $45 / month |
Developer & API
Public MCP API available
- Authentication
- API Key, Bearer Token, Oauth2
Security & compliance
- SSO
- SAML
As stated on Routebase's website — not independently verified by AiByts.
FAQ
What is Routebase?
Routebase is a MCP Servers tool. Design, test, and document APIs from a single spec with built-in testing and CI support. Routebase allows users to design, test, and document APIs from a single living specification. It includes a full test runner with suites, ten authentication schemes, and a CLI for CI. No OpenAPI is required.
Is Routebase free?
Routebase has a free plan; advanced features require a paid plan.
How much does Routebase cost?
Routebase offers 7 plans: Free plan (Free), Starter plan (annual billing) ($9 / year), Starter plan (monthly billing) ($11 / month), Pro plan (annual billing) ($19 / year), Pro plan (monthly billing) ($23 / month) and Enterprise plan (annual billing) ($39 / year).
Does Routebase have an API?
Yes, Routebase offers a public MCP API for building custom integrations.
What platforms does Routebase support?
Routebase is available on Web App.
Who should use Routebase?
Routebase is built for developers, api teams and enterprise users. Common uses: design APIs from a single specification, test APIs with built-in suites and CI support, document APIs using a centralized platform and manage API authentication schemes.
What are the best alternatives to Routebase?
Similar tools on AiByts include ArtificialWatch, Memmy Agent, Montage, Kelviq and Epsilla (YC S23).
Routebase news & updates

How We Got Our Docs to 100 on the Agent-Friendly Docs Scorecard
We took routebase.dev from 87 to 100 on the open Agent-Friendly Docs Scorecard in one day. What failed, the four fixes, and the CDN header detail that nearly broke it.
Routebase Blog6 min read
Three Years Later: What Happened to 1,927 Public API Specs
We fetched 1,927 public OpenAPI specs again and compared each with its 2023 copy. About half had changed, and nine in ten breaking changes had no new major.
Routebase Blog8 min read
Where Should Your OpenAPI Spec Live?
Repo or hosted is the wrong question. What decides whether your API has one contract or several is which copy the others derive from, and who runs that step.
Routebase Blog7 min read
Why API Style Guides Fail With Too Many Rules
Most style guides fail with too many rules, not too few. The work is deciding which rules stop a build, which leave a note, and which you will never enforce.
Routebase Blog7 min read
API Descriptions That Pass the Linter and Fail the Agent
A linter flags a missing description, not a useless one, and the useless one is what an agent chokes on. What to write, what to leave out, and how to test it.
Routebase Blog6 min read
Migrating from Postman to an OpenAPI-First Workflow
The Postman migration everyone postpones is mostly mechanical, and that is agent work. How an AI over MCP imports collections and rebuilds your assertions.
Routebase Blog10 min read
Why Your OpenAPI Spec Drifts (and How to Catch It)
Every API contract decays once nothing enforces it. The four ways specs drift, why code generation does not save you, and how to make the spec true again.
Routebase Blog5 min read
Consistent Error Handling with RFC 9457 Problem Details
Why every API needs exactly one error shape, how RFC 9457 Problem Details provides it, and the conventions that make it stick across every endpoint.
Routebase Blog6 min read
API Design Principles: A Practical Guide
Six design decisions that make or break an API, from resource modeling, naming, and idempotency to pagination, error formats, and versioning, with examples.
Routebase Blog5 min read
Designing Agent-Ready APIs
AI agents are becoming API consumers. What that changes about API design, from descriptions as prompts and actionable errors to MCP as the new surface.
Routebase Blog5 min read
Design-First vs. Code-First API Development
Two workflows for building APIs, and why the order you write the contract in changes everything downstream, from parallel work and review quality to drift.
Routebase Blog4 min read
Versioning APIs Without Breaking Your Consumers
What actually counts as a breaking change, why additive evolution beats version bumps, and how to run a deprecation your consumers will forgive.
Routebase Blog4 min read
Details are compiled from Routebase's website and public sources, last verified Oct 6, 2026. Features and pricing change — confirm on the official site before you buy.
Try Routebase
Freemium · from $11/month
Tags
- API Design
- API Testing
- API Documentation
- Free Plan
- SAML SSO
- SCIM Provisioning
- Public API
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