{
 "compat_features": [
  "api.Request.Request.options_parameter.body.accepts_readablestream",
  "api.Request.body",
  "api.fetch.options_parameter.body.accepts_readablestream"
 ],
 "description": "The fetch() method and Request() constructor accept a ReadableStream object as the request's body option, to stream upload data to the server.",
 "description_html": "The <code>fetch()</code> method and <code>Request()</code> constructor accept a <code>ReadableStream</code> object as the request's <code>body</code> option, to stream upload data to the server.",
 "group": [
  "fetch"
 ],
 "kind": "feature",
 "name": "Fetch upload streams",
 "spec": [
  "https://fetch.spec.whatwg.org/#concept-body-stream"
 ],
 "status": {
  "baseline": false,
  "by_compat_key": {
   "api.Request.Request.options_parameter.body.accepts_readablestream": {
    "baseline": false,
    "support": {
     "chrome": "105",
     "chrome_android": "105",
     "edge": "105"
    }
   },
   "api.Request.body": {
    "baseline": false,
    "support": {
     "chrome": "105",
     "chrome_android": "105",
     "edge": "105",
     "safari": "11.1",
     "safari_ios": "11.3"
    }
   },
   "api.fetch.options_parameter.body.accepts_readablestream": {
    "baseline": false,
    "support": {
     "chrome": "105",
     "chrome_android": "105",
     "edge": "105"
    }
   }
  },
  "support": {
   "chrome": "105",
   "chrome_android": "105",
   "edge": "105"
  }
 },
 "id": "fetch-request-streams",
 "groups": [
  "fetch"
 ],
 "specs": [
  {
   "url": "https://fetch.spec.whatwg.org/#concept-body-stream",
   "seriesComposition": "full",
   "shortname": "fetch",
   "series": {
    "shortname": "fetch",
    "currentSpecification": "fetch",
    "title": "Fetch",
    "shortTitle": "Fetch",
    "nightlyUrl": "https://fetch.spec.whatwg.org/"
   },
   "organization": "WHATWG",
   "groups": [
    {
     "name": "Fetch Workstream",
     "url": "https://fetch.spec.whatwg.org/"
    }
   ],
   "nightly": {
    "url": "https://fetch.spec.whatwg.org/",
    "status": "Living Standard",
    "alternateUrls": [],
    "repository": "https://github.com/whatwg/fetch",
    "sourcePath": "fetch.bs",
    "filename": "index.html"
   },
   "title": "Fetch",
   "source": "whatwg",
   "shortTitle": "Fetch",
   "categories": [
    "browser"
   ],
   "standing": "good",
   "tests": {
    "repository": "https://github.com/web-platform-tests/wpt",
    "testPaths": [
     "cors",
     "fetch"
    ],
    "excludePaths": [
     "fetch/local-network-access",
     "fetch/metadata"
    ]
   },
   "fragment": "concept-body-stream"
  }
 ],
 "mdnUrls": [
  {
   "slug": "Web/API/Request/body",
   "title": "Request: body property",
   "anchor": null,
   "url": "https://developer.mozilla.org/docs/Web/API/Request/body"
  }
 ],
 "standardPositions": [],
 "hasNegativeStandardPosition": false,
 "stateOfSurveys": [],
 "chromeUseCounters": {
  "percentageOfPageLoad": 0.00002358,
  "url": "https://chromestatus.com/metrics/webfeature/timeline/popularity/398"
 },
 "interop": [
  {
   "year": 2026,
   "label": "interop-2026-fetch",
   "url": "https://wpt.fyi/interop-2026?feature=interop-2026-fetch"
  }
 ],
 "wpt": {
  "url": "https://wpt.fyi/results?q=feature:fetch-request-streams"
 },
 "developerSignals": {
  "url": "https://github.com/web-platform-dx/developer-signals/issues/83",
  "votes": 12
 },
 "bugs": {
  "firefox": [
   "https://bugzil.la/1387483"
  ],
  "chrome": [
   "https://bugs.chromium.org/p/chromium/issues/detail?id=688906",
   "https://crbug.com/40505032"
  ],
  "firefox_android": [
   "https://bugzil.la/1387483"
  ],
  "chrome_android": [
   "https://crbug.com/40505032"
  ],
  "edge": [
   "https://crbug.com/40505032"
  ],
  "oculus": [
   "https://crbug.com/40505032"
  ],
  "opera": [
   "https://crbug.com/40505032"
  ],
  "opera_android": [
   "https://crbug.com/40505032"
  ],
  "samsunginternet_android": [
   "https://crbug.com/40505032"
  ],
  "webview_android": [
   "https://crbug.com/40505032"
  ]
 },
 "useCases": null,
 "baselineLowDateAsObject": null,
 "baselineHighDateAsObject": null
}