Top 9 Theneo Competitors & Alternatives in 2025
Updated onFind more companies like Theneo. We've shortlisted leading alternatives and mapped their strengths, pricing, and go-to-market focus.
Theneo
Best for SMBsTheneo is an AI-powered platform that generates interactive, Stripe-like API documentation and developer portals from API specifications.
Starts at $0
Competitors
#1Est. 2015 • 51-200 employeesStoplight
Best for SMBsAPI design, documentation and governance platform that enables teams to design, mock and document APIs collaboratively.
Starts at $0 / per organization (first small-team seats free) / month
Has a free trial
#2ReadMe
Best for SMBsDeveloper-focused documentation and developer hub that publishes API references, guides, changelogs and offers AI assistants for docs.
Starts at $0 / monthly
#3Est. 2017 • 11-50 employeesRedocly
Best for mid-market companiesRedocly is a SaaS company that provides API documentation, developer portals, monitoring, and tooling (including Redoc, Reunite/Revel/Reef, Respect Monitoring, and a CLI) to help organizations build, govern, and publish OpenAPI-based developer experiences.
Starts at $10 / per seat / month
Has a free trial
#4Est. 2014 • 1k+ employeesPostman
Best for mid-market companiesAPI development and collaboration platform that helps teams design, test, document and monitor APIs.
Starts at $0 / per user / month
- #5Est. 2010 • 1k+ employees
Swagger
Best for enterprisesSuite of open-source and commercial API design, documentation, testing, and exploration tools maintained by SmartBear that support the OpenAPI and AsyncAPI specifications.
Starts at $0
- #6Est. 2014 • 11-50 employees
APIMatic
Best for mid-market companiesAPIMatic is a developer experience platform that transforms OpenAPI specs into production-ready SDKs, developer portals, code samples, and AI tools automatically.
Starts at $9.9 / per month / month
Has a free trial
#7Est. 2015 • 201-1k employeesInsomnia
Best for SMBsAn API development platform and client for designing, debugging, testing, mocking, and collaborating on REST, GraphQL, gRPC and other APIs.
Starts at $0 / per user / month
- #8
Hoppscotch
Best for power usersHoppscotch is an open-source, lightweight API development tool for testing, mocking and collaborating on API requests, with free tiers and paid organization features.
Starts at $0 / monthly
#9Est. 2014 • 51-200 employeesTyk
Best for mid-market companiesOpen-source and cloud API management platform offering gateway, developer portal, analytics and governance.
Starts at $0 / per gateway / month
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