API Portal vs Apinizer

API Portal is a central platform for building, testing, managing and documenting APIs. Its catalog provides a shared place to manage APIs and lets developers find them through self-service discovery. API Explorer supports interactive walkthroughs and browser-based tryouts, while a CLI and REST API can automate specification updates in deployment pipelines. Supported specifications include OpenAPI, Swagger, RAML, AsyncAPI, JSON Schema and GraphQL. Version management can detect breaking changes, generate changelogs from specification differences and apply deprecation policies with sunset timers. Ready-made CI/CD integrations are listed for GitHub Actions, GitLab CI and Jenkins. Teams can set granular permissions for viewing, testing and consuming APIs; enterprise setups can use SSO and SAML. The company says data is hosted in EU data centers in Frankfurt and that it is GDPR-compliant. Enterprise offers on-premise deployment. Starter includes up to five APIs and three team members; Professional offers unlimited APIs and 25 team members; Enterprise includes unlimited teams. Pricing is on request, and a 14-day trial is available; there is no free plan.

Apinizer is a unified API and AI Gateway platform for routing API, LLM, MCP, and agent-to-agent traffic. Its gateway supports HTTP, gRPC, SOAP, WebSocket, and GraphQL. Enterprise includes an AI Gateway with multi-LLM routing, token tracking, cost ceilings, semantic caching, and prompt guards, plus API Integration with 15+ enterprise connectors. Identity options include OAuth 2.0, OIDC, JWT, mTLS, LDAP/Active Directory, and SAML 2.0. The Community plan is free to self-host without a time limit and allows up to three API proxies; the AI Gateway is Enterprise-only, and Enterprise pricing is custom and not listed. Deployment choices include container images for Docker, Podman, containerd, Kubernetes, OpenShift, and Nomad, plus standalone Linux installers. Standalone installers are listed for RHEL 8/9 and Ubuntu 20.04/22.04 on x86_64. Enterprise support is offered 8×5 or 24×7 with response-time SLAs and a named Customer Success Manager. Apinizer describes its platform as built for banks, government, and defense organizations operating their own runtime. It was founded in 2015 and is headquartered in Bilkent, Ankara, Türkiye.