Build better APIs with Hey API Platform Dashboard

One OpenAPI spec.
Infinite outputs.

Code generator for TypeScript projects. Trusted by companies like Google, Amazon, and PayPal to generate API clients, SDKs, validators, and more.

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OpenAPI Schema

You provide OpenAPI schema. We take care of the rest. OpenAPI 2.0, 3.0, and 3.1 supported.

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Types and SDKs

Highly customizable output with sensible defaults. No manual maintenance required.

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Clients

Type-safe data with REST clients for your runtime. Fetch API, Angular, Next.js, Nuxt and more.

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Plugins

Reduce third-party boilerplate with our plugin ecosystem.

Explore plugins

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Custom

Build your own plugins and clients for proprietary use cases.

Build a custom plugin

Integrations

Superpower your codegen with automations and integrations.

Learn about integrations

Gold

Best-in-class SDKs and MCP for your API.
stainless.com

Silver

scalar.com
fastapi.tiangolo.com

One OpenAPI spec.
Infinite outputs.

OpenAPI Schema

Types and SDKs

Clients

Plugins

Custom

Integrations

Sponsors

Gold

Silver

Bronze

Friends

One OpenAPI spec.Infinite outputs.

OpenAPI Schema

Types and SDKs

Clients

Plugins

Custom

Integrations

Sponsors ​

Gold ​

Silver ​

Bronze ​

Friends ​

One OpenAPI spec.
Infinite outputs.

Sponsors

Gold

Silver

Bronze

Friends