Amazon API Gateway vs APIMatic

Amazon API Gateway is a cloud service for creating, publishing, maintaining, monitoring, and securing APIs that connect applications to backend services. It supports REST, HTTP, and WebSocket APIs, including real-time two-way communication. Integrations include AWS Lambda, Step Functions, Elastic Beanstalk, EC2, and public HTTP endpoints; HTTP APIs can also route requests to certain private services. API Gateway Portals provide managed spaces to discover, document, and govern REST APIs. Traffic controls include request throttling and configurable caching for REST APIs. The console integrates with Amazon CloudWatch for call, latency, and error metrics, alarms, and execution logs. Authorization options include IAM, Lambda authorizers, OIDC, OAuth 2.0, and other listed methods; REST API keys are optional. A free tier is available to new AWS customers for up to 12 months within monthly allowances, with excess usage charged at standard rates. Pay-as-you-go has no minimum fees or upfront commitments; the listed pricing note is From $1. WebSocket messages can be up to 128 KB and are metered in 32 KB increments.

APIMatic turns API contracts into SDKs, documentation, developer portals, code samples, Context Plugins, and MCP servers. Its specification-driven engine validates and transforms API definitions before generating interfaces for developers and AI systems. Supported specification formats include OpenAPI, RAML, Postman, API Blueprint, WSDL, Insomnia, and GraphQL Schema. Generated typed SDKs cover PHP, Ruby, Python, C#, Go, Java, and JavaScript/TypeScript.

Users can create or edit API definitions in the API editor or VS Code extension; the extension includes validation and linting with more than 1,200 built-in rules. Context Plugins provide API context to coding tools including Cursor, GitHub Copilot, Claude Code, and Windsurf. The CLI and Cloud APIs can automate SDK and portal generation in CI/CD workflows. Enterprise options include self-hosting the generation pipeline, SAML and OIDC SSO, concierge onboarding, and priority support with SLAs. APIMatic lists a free plan and a 14-day trial. Paid plans are listed from $10/mo; the Lite plan is $99 a month billed annually or $115/m billed monthly.