Issues

• client-ky: throwOnError: true always throws TypeError: Body is unusable on error responses (ky >= 2)

  bug 🔥feature 🚀
  hey-api/hey-api#4339 · Filter by author iscooter opened on Aug 18, 2026
  6

• Zod minProperties is not preserved in generated object schemas

  bug 🔥
  hey-api/hey-api#4337 · Filter by author c19yamamoto opened on Aug 17, 2026
  2

• (client) Date in body becomes empty object

  bug 🔥
  hey-api/hey-api#4334 · Filter by author fabianhofmann03 opened on Aug 14, 2026
  2

• TanStack useMutation generation crashes for POST SSE operation

  hey-api/hey-api#4330 · Filter by author CaliLuke opened on Aug 13, 2026
  2

• Support for async iterators for paginated APIs

  feature 🚀important 📌
  hey-api/hey-api#4326 · Filter by author tmcw opened on Aug 11, 2026
  2

• Support kebad case output files

  feature 🚀important 📌
  hey-api/hey-api#4324 · Filter by author danciudev opened on Aug 10, 2026
  2

• feat(multipart/form-data): Form data serializer should support contentType:"application/json"

  feature 🚀
  hey-api/hey-api#4323 · Filter by author lsdch opened on Aug 7, 2026
  1

• feat(typescript): expose retry behaviour via onSseError

  feature 🚀
  hey-api/hey-api#4322 · Filter by author jens-ox opened on Aug 7, 2026
  1

• feat(typescript): export an operationId-keyed Operations index type for types-only consumers

  hey-api/hey-api#4319 · Filter by author kdumontnu opened on Aug 6, 2026
  1

• feat(typescript): emit the HTTP method as a literal field for types-only consumers

  hey-api/hey-api#4316 · Filter by author kdumontnu opened on Aug 6, 2026
  1

• Crash Report

  hey-api/hey-api#4313 · Filter by author achwell opened on Aug 4, 2026
  1

• Playwright plugin

  feature 🚀status: proposed 🗓️vote 📩
  hey-api/hey-api#4310 · Filter by author chiptus opened on Aug 3, 2026
  2

• Nuxt client, query parameters lost with useFetch

  bug 🔥
  hey-api/hey-api#4305 · Filter by author fabianhofmann03 opened on Aug 2, 2026
  1

• client-angular ignores AbortSignal

  hey-api/hey-api#4303 · Filter by author gritsev opened on Aug 1, 2026
  1

• Feature: split shared components into request/response variants regardless of readOnly/writeOnly

  feature 🚀
  hey-api/hey-api#4300 · Filter by author KingSora opened on Jul 30, 2026
  1

• [zod] allOf with 3+ members emits variadic z.intersection(a, b, c) — type error and members after the 2nd are silently ignored

  bug 🔥
  hey-api/hey-api#4297 · Filter by author tetsu-wang opened on Jul 29, 2026
  2

• openapi-ts | apostrophe in operationId

  bug 🔥
  hey-api/hey-api#4296 · Filter by author mylmor opened on Jul 27, 2026
  2

• Python SDK flat parameters are not sent correctly

  hey-api/hey-api#4289 · Filter by author SamLee514 opened on Jul 23, 2026
  1

• @hey-api/typescript: properties missing from discriminated union member types

  bug 🔥
  hey-api/hey-api#4287 · Filter by author marlokessler opened on Jul 23, 2026
  1

• hey-api/typescript resolvers don't receive correct paths in their context

  bug 🔥
  hey-api/hey-api#4285 · Filter by author KingSora opened on Jul 22, 2026
  3

• OAS2: x-nullable is ignored on enum schemas

  hey-api/hey-api#4283 · Filter by author bogdan opened on Jul 22, 2026
  1

• multipart/form-data request ignores per-property encoding.contentType: application/json

  bug 🔥
  hey-api/hey-api#4281 · Filter by author ghost opened on Jul 22, 2026
  3

• schema-level required next to allOf is ignored (worked in 0.53.5)

  hey-api/hey-api#4276 · Filter by author modosc opened on Jul 21, 2026
  1

• Missing option to specify that the API is write in PHP

  bug 🔥
  hey-api/hey-api#4275 · Filter by author jchautreux opened on Jul 21, 2026
  2

• Zod plugin: generated schemas emit extremely large .d.ts (inlined ZodObject trees) and dominate consumer TypeScript / IntelliSense memory

  feature 🚀
  hey-api/hey-api#4270 · Filter by author IdanGoor opened on Jul 20, 2026
  3