Package

@hey-api/openapi-ts

🌀 OpenAPI to TypeScript code generator. Production-grade SDKs, Zod schemas, TanStack Query hooks, and 20+ plugins. Used by Vercel, OpenCode, and PayPal.

v0.99.0, 22 Jun 2026MITESM onlyTypes: BundledDocumentation tooling HTTP clients

$ npm install @hey-api/openapi-ts

npm GitHub Homepage

Key numbers

As of 25 Sept 2026

Weekly downloads: 3.4m; +473% over 12 months
Gzip bundle size: -; No Bundlephobia data
Dependencies: 10; Direct, from package.json
Last release: 3 months ago; v0.99.0
GitHub stars: 5.4k; 434 forks
Open issues / PRs: 518 / 121
Contributors: -
Commits, last 52 weeks: 2,998

Downloads

Last week 2026-09-15 to 2026-09-21

Weekly npm downloads, one point per week, weeks starting 23 Sept 2025 to 15 Sept 2026. The y axis starts at zero.

3,373,199 downloads last week, 16,701,489 in the last month. The 12-month change of +473% compares the average of the last 4 weeks with the first 4 weeks of the series.

Maintenance

Releases, last 12 months: 67271 in total
Latest version: 0.99.0, 22 Jun 20263 months ago
First published: 22 Mar 2024
Last push to GitHub: 24 Aug 202631 days before the snapshot
Repository archived: No
Open issues: 518
Open pull requests: 121
Commits, last 52 weeks: 2,998
Dependents on npm: 92

Major versions

v0 first release 0.27.37, 22 Mar 2024

Recent releases

Version	Published
0.99.0	22 Jun 2026
0.98.2	8 Jun 2026
0.98.1	1 Jun 2026
0.98.0	1 Jun 2026
0.97.3	25 May 2026
0.97.2	18 May 2026
0.97.1	4 May 2026
0.97.0	28 Apr 2026
0.96.1	20 Apr 2026
0.96.0	13 Apr 2026
0.95.0	2 Apr 2026
0.94.5	25 Mar 2026
0.94.4	20 Mar 2026
0.94.3	19 Mar 2026

Compatibility

Module format: ESM onlyFrom package.json type, main and exports fields
TypeScript types: Bundled
Node.js engine range: >=22.18.0
Runtimes: -
Unpacked size (npm): 2.8 MB
Dependencies (10): commander@lukeed/msansi-colorsget-tsconfigcolor-support@hey-api/types@hey-api/shared@hey-api/spec-types@hey-api/codegen-core@hey-api/json-schema-ref-parser
Peer dependencies (1): typescript

Install

npm install @hey-api/openapi-ts

CDN

jsDelivrhttps://cdn.jsdelivr.net/npm/@hey-api/openapi-ts@0.99.0/
unpkghttps://unpkg.com/@hey-api/openapi-ts@0.99.0/
esm.shhttps://esm.sh/@hey-api/openapi-ts@0.99.0

Alternatives

All @hey-api/openapi-ts alternatives

Package	Weekly downloads	Gzip	Last release	Module	Comparison
openapi-typescript-codegen Library that generates Typescript clients based on the OpenAPI specification.	346k	-	3 months ago	CommonJS	@hey-api/openapi-ts vs openapi-typescript-codegen
@kubb/plugin-client API client generator plugin for Kubb, creating type-safe HTTP clients (Axios, Fetch) from OpenAPI specifications for making API requests.	72.5k	-	1 month ago	ESM + CommonJS	-
zod-openapi Convert Zod Schemas to OpenAPI v3.x documentation	994k	-	24 days ago	ESM + CommonJS	@hey-api/openapi-ts vs zod-openapi
chanfana OpenAPI 3 and 3.1 schema generator and validator for Hono, itty-router and more!	68.6k	-	1 month ago	ESM + CommonJS	-
fastify-zod-openapi Fastify plugin for zod-openapi	54.1k	-	2 months ago	ESM + CommonJS	-
@asteasolutions/zod-to-openapi Builds OpenAPI schemas from Zod schemas	3m	-	2 months ago	ESM + CommonJS	@hey-api/openapi-ts vs @asteasolutions/zod-to-openapi
openapi-fetch Fast, type-safe fetch client for your OpenAPI schema. Only 6 kb (min). Works with React, Vue, Svelte, or vanilla JS.	6.6m	-	7 months ago	ESM + CommonJS	openapi-fetch vs @hey-api/openapi-ts
openapi-react-query Fast, type-safe @tanstack/react-query client to work with your OpenAPI schema.	327.5k	-	7 months ago	ESM + CommonJS	-

Comparisons

Sources: npm registry, npm downloads API, GitHub API. Data fetched 25 Sept 2026.

Indexability: Indexed.

Major versions

Recent releases

Related