From b2fd723e5df98432faa66fec3c9e7695d0942755 Mon Sep 17 00:00:00 2001
From: Balint Ujvari <balint.ujvari@solarpunk.buzz>
Date: Mon, 13 Jul 2026 14:44:46 +0200
Subject: [PATCH 1/2] feat: streaming uploadData for node and browser envs

---
 src/bee.ts           | 2 +-
 src/modules/bytes.ts | 3 ++-
 src/utils/type.ts    | 6 +++---
 3 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/bee.ts b/src/bee.ts
index 68aeeb7c..221ef6fb 100644
--- a/src/bee.ts
+++ b/src/bee.ts
@@ -227,7 +227,7 @@ export class Bee {
    */
   async uploadData(
     postageBatchId: BatchId | Uint8Array | string,
-    data: string | Uint8Array,
+    data: string | Uint8Array | Blob | Readable,
     options?: RedundantUploadOptions,
     requestOptions?: BeeRequestOptions,
   ): Promise<UploadResult> {
diff --git a/src/modules/bytes.ts b/src/modules/bytes.ts
index ce3fd8fe..6c0853c8 100644
--- a/src/modules/bytes.ts
+++ b/src/modules/bytes.ts
@@ -1,4 +1,5 @@
 import { Optional } from 'cafe-utility'
+import { Readable } from 'stream'
 import type { BeeRequestOptions, DownloadOptions, RedundantUploadOptions, ReferenceInformation } from '../types'
 import { UploadResult } from '../types'
 import { UploadResultBody } from '../types/schema/upload'
@@ -22,7 +23,7 @@ const endpoint = 'bytes'
  */
 export async function upload(
   requestOptions: BeeRequestOptions,
-  data: string | Uint8Array,
+  data: string | Uint8Array | Blob | Readable,
   postageBatchId: BatchId,
   options?: RedundantUploadOptions,
 ): Promise<UploadResult> {
diff --git a/src/utils/type.ts b/src/utils/type.ts
index b21888fe..7949f940 100644
--- a/src/utils/type.ts
+++ b/src/utils/type.ts
@@ -36,9 +36,9 @@ export function isTag(value: unknown): value is Tag {
  * @param value
  * @throws TypeError if not valid
  */
-export function assertData(value: unknown): asserts value is string | Uint8Array {
-  if (typeof value !== 'string' && !(value instanceof Uint8Array)) {
-    throw new TypeError('Data must be either string or Uint8Array!')
+export function assertData(value: unknown): asserts value is string | Uint8Array | Blob | stream.Readable {
+  if (typeof value !== 'string' && !(value instanceof Uint8Array) && !(value instanceof Blob) && !isReadable(value)) {
+    throw new TypeError('Data must be either string, Uint8Array, Blob or Readable!')
   }
 }
 

From 5a7130d24ccc81e08bb11a1120f7ec140a35ed0b Mon Sep 17 00:00:00 2001
From: Balint Ujvari <balint.ujvari@solarpunk.buzz>
Date: Mon, 20 Jul 2026 02:08:58 +0200
Subject: [PATCH 2/2] fix: http reattach request body data

---
 src/utils/http.ts | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/utils/http.ts b/src/utils/http.ts
index 9ab5a631..94d3be2d 100644
--- a/src/utils/http.ts
+++ b/src/utils/http.ts
@@ -39,7 +39,13 @@ export interface BeeRequestConfig extends RequestInit {
  * @param config Internal settings and/or Bee settings
  */
 export async function http<T>(options: BeeRequestOptions, config: BeeRequestConfig): Promise<BeeResponse<T>> {
-  const requestConfig: BeeRequestConfig = Objects.deepMerge3(DEFAULT_HTTP_CONFIG, config, options)
+  const rawData = config.data
+  const requestConfig: BeeRequestConfig = Objects.deepMerge3(
+    DEFAULT_HTTP_CONFIG,
+    { ...config, data: undefined },
+    options,
+  )
+  requestConfig.data = rawData
 
   if (options.signal) {
     requestConfig.signal = options.signal