diff --git a/packages/preact-query/src/__tests__/useMutation.test.tsx b/packages/preact-query/src/__tests__/useMutation.test.tsx
index 48ed686fb6a..fb64bb2adae 100644
--- a/packages/preact-query/src/__tests__/useMutation.test.tsx
+++ b/packages/preact-query/src/__tests__/useMutation.test.tsx
@@ -1898,11 +1898,11 @@ describe('useMutation', () => {
     function Page() {
       const [result, setResult] = useState<string>('idle')
 
-      const createUserMutation = useMutation({
+      const { mutateAsync: createUserAsync } = useMutation({
         mutationFn: (name: string) => sleep(10).then(() => ({ id: '1', name })),
       })
 
-      const updateProfileMutation = useMutation({
+      const { mutateAsync: updateProfileAsync } = useMutation({
         mutationFn: (userId: string) =>
           sleep(10).then(() => `profile updated for ${userId}`),
       })
@@ -1911,8 +1911,8 @@ describe('useMutation', () => {
         <div>
           <button
             onClick={async () => {
-              const user = await createUserMutation.mutateAsync('John')
-              const profile = await updateProfileMutation.mutateAsync(user.id)
+              const user = await createUserAsync('John')
+              const profile = await updateProfileAsync(user.id)
               setResult(profile)
             }}
           >
@@ -1938,14 +1938,14 @@ describe('useMutation', () => {
     function Page() {
       const [result, setResult] = useState<string>('idle')
 
-      const createUserMutation = useMutation({
+      const { mutateAsync: createUserAsync } = useMutation({
         mutationFn: (_name: string) =>
           sleep(10).then<{ id: string }>(() => {
             throw new Error('create failed')
           }),
       })
 
-      const updateProfileMutation = useMutation({
+      const { mutateAsync: updateProfileAsync } = useMutation({
         mutationFn: (userId: string) =>
           sleep(10).then(() => `profile updated for ${userId}`),
       })
@@ -1955,8 +1955,8 @@ describe('useMutation', () => {
           <button
             onClick={async () => {
               try {
-                const user = await createUserMutation.mutateAsync('John')
-                const profile = await updateProfileMutation.mutateAsync(user.id)
+                const user = await createUserAsync('John')
+                const profile = await updateProfileAsync(user.id)
                 setResult(profile)
               } catch (error) {
                 setResult(`error: ${(error as Error).message}`)
@@ -1984,7 +1984,7 @@ describe('useMutation', () => {
     function Page() {
       const [message, setMessage] = useState<string>('idle')
 
-      const submitMutation = useMutation({
+      const { mutate } = useMutation({
         mutationFn: async (shouldFail: boolean) => {
           await sleep(10)
           if (shouldFail) {
@@ -1999,7 +1999,7 @@ describe('useMutation', () => {
         <div>
           <button
             onClick={() =>
-              submitMutation.mutate(false, {
+              mutate(false, {
                 onSuccess: (result) => setMessage(`success: ${result}`),
                 onError: (error) => setMessage(`error: ${error.message}`),
               })
@@ -2009,7 +2009,7 @@ describe('useMutation', () => {
           </button>
           <button
             onClick={() =>
-              submitMutation.mutate(true, {
+              mutate(true, {
                 onSuccess: (result) => setMessage(`success: ${result}`),
                 onError: (error) => setMessage(`error: ${error.message}`),
               })
@@ -2045,7 +2045,7 @@ describe('useMutation', () => {
     function Page() {
       const [message, setMessage] = useState<string>('idle')
 
-      const submitMutation = useMutation({
+      const { mutate } = useMutation({
         mutationFn: async () => {
           await sleep(10)
           attempt++
@@ -2061,7 +2061,7 @@ describe('useMutation', () => {
         <div>
           <button
             onClick={() =>
-              submitMutation.mutate(undefined, {
+              mutate(undefined, {
                 onSuccess: (result) => setMessage(`result: ${result}`),
                 onError: () => setMessage('failed, retrying...'),
               })
@@ -2099,7 +2099,7 @@ describe('useMutation', () => {
 
       const [successMessage, setSuccessMessage] = useState<string>('')
 
-      const deleteMutation = useMutation({
+      const { mutate } = useMutation({
         mutationFn: (item: string) => sleep(10).then(() => item),
         onMutate: (item) => {
           const previousItems = [...items]
@@ -2119,7 +2119,7 @@ describe('useMutation', () => {
       return (
         <div>
           {items.map((item) => (
-            <button key={item} onClick={() => deleteMutation.mutate(item)}>
+            <button key={item} onClick={() => mutate(item)}>
               delete {item}
             </button>
           ))}
@@ -2156,7 +2156,7 @@ describe('useMutation', () => {
 
       const [message, setMessage] = useState<string>('')
 
-      const deleteMutation = useMutation({
+      const { mutate } = useMutation({
         mutationFn: (item: string) =>
           sleep(10).then(() => {
             throw new Error(`Failed to delete ${item}`)
@@ -2181,7 +2181,7 @@ describe('useMutation', () => {
       return (
         <div>
           {items.map((item) => (
-            <button key={item} onClick={() => deleteMutation.mutate(item)}>
+            <button key={item} onClick={() => mutate(item)}>
               delete {item}
             </button>
           ))}
@@ -2207,4 +2207,144 @@ describe('useMutation', () => {
     expect(rendered.getByText('items: item1, item2, item3')).toBeInTheDocument()
     expect(rendered.getByText('message: rollback')).toBeInTheDocument()
   })
+
+  it('should be able to run multiple mutateAsync calls in parallel with Promise.all', async () => {
+    function Page() {
+      const [result, setResult] = useState<string>('idle')
+
+      const { mutateAsync } = useMutation({
+        mutationFn: (file: string) => sleep(10).then(() => `uploaded: ${file}`),
+      })
+
+      return (
+        <div>
+          <button
+            onClick={async () => {
+              const results = await Promise.all([
+                mutateAsync('file1'),
+                mutateAsync('file2'),
+                mutateAsync('file3'),
+              ])
+              setResult(results.join(', '))
+            }}
+          >
+            upload all
+          </button>
+          <div>result: {result}</div>
+        </div>
+      )
+    }
+
+    const rendered = renderWithClient(queryClient, <Page />)
+
+    fireEvent.click(rendered.getByRole('button', { name: /upload all/i }))
+    await vi.advanceTimersByTimeAsync(11)
+
+    expect(
+      rendered.getByText(
+        'result: uploaded: file1, uploaded: file2, uploaded: file3',
+      ),
+    ).toBeInTheDocument()
+  })
+
+  it('should handle Promise.all rejection when one parallel mutateAsync call fails', async () => {
+    function Page() {
+      const [result, setResult] = useState<string>('idle')
+
+      const { mutateAsync } = useMutation({
+        mutationFn: async (file: string) => {
+          await sleep(10)
+          if (file === 'file2') {
+            throw new Error('upload failed')
+          }
+          return `uploaded: ${file}`
+        },
+        retry: false,
+      })
+
+      return (
+        <div>
+          <button
+            onClick={async () => {
+              try {
+                const results = await Promise.all([
+                  mutateAsync('file1'),
+                  mutateAsync('file2'),
+                  mutateAsync('file3'),
+                ])
+                setResult(results.join(', '))
+              } catch (error) {
+                setResult(`error: ${(error as Error).message}`)
+              }
+            }}
+          >
+            upload all
+          </button>
+          <div>result: {result}</div>
+        </div>
+      )
+    }
+
+    const rendered = renderWithClient(queryClient, <Page />)
+
+    fireEvent.click(rendered.getByRole('button', { name: /upload all/i }))
+    await vi.advanceTimersByTimeAsync(11)
+
+    expect(
+      rendered.getByText('result: error: upload failed'),
+    ).toBeInTheDocument()
+  })
+
+  it('should handle partial failure in parallel mutateAsync calls with Promise.allSettled', async () => {
+    function Page() {
+      const [result, setResult] = useState<string>('idle')
+
+      const { mutateAsync } = useMutation({
+        mutationFn: async (file: string) => {
+          await sleep(10)
+          if (file === 'file2') {
+            throw new Error('upload failed')
+          }
+          return `uploaded: ${file}`
+        },
+        retry: false,
+      })
+
+      return (
+        <div>
+          <button
+            onClick={async () => {
+              const results = await Promise.allSettled([
+                mutateAsync('file1'),
+                mutateAsync('file2'),
+                mutateAsync('file3'),
+              ])
+              const summary = results
+                .map((r) =>
+                  r.status === 'fulfilled'
+                    ? r.value
+                    : `error: ${r.reason.message}`,
+                )
+                .join(', ')
+              setResult(summary)
+            }}
+          >
+            upload all
+          </button>
+          <div>result: {result}</div>
+        </div>
+      )
+    }
+
+    const rendered = renderWithClient(queryClient, <Page />)
+
+    fireEvent.click(rendered.getByRole('button', { name: /upload all/i }))
+    await vi.advanceTimersByTimeAsync(11)
+
+    expect(
+      rendered.getByText(
+        'result: uploaded: file1, error: upload failed, uploaded: file3',
+      ),
+    ).toBeInTheDocument()
+  })
 })
diff --git a/packages/react-query/src/__tests__/useMutation.test.tsx b/packages/react-query/src/__tests__/useMutation.test.tsx
index 8fbf481e980..41a17429640 100644
--- a/packages/react-query/src/__tests__/useMutation.test.tsx
+++ b/packages/react-query/src/__tests__/useMutation.test.tsx
@@ -1897,11 +1897,11 @@ describe('useMutation', () => {
     function Page() {
       const [result, setResult] = React.useState<string>('idle')
 
-      const createUserMutation = useMutation({
+      const { mutateAsync: createUserAsync } = useMutation({
         mutationFn: (name: string) => sleep(10).then(() => ({ id: '1', name })),
       })
 
-      const updateProfileMutation = useMutation({
+      const { mutateAsync: updateProfileAsync } = useMutation({
         mutationFn: (userId: string) =>
           sleep(10).then(() => `profile updated for ${userId}`),
       })
@@ -1910,8 +1910,8 @@ describe('useMutation', () => {
         <div>
           <button
             onClick={async () => {
-              const user = await createUserMutation.mutateAsync('John')
-              const profile = await updateProfileMutation.mutateAsync(user.id)
+              const user = await createUserAsync('John')
+              const profile = await updateProfileAsync(user.id)
               setResult(profile)
             }}
           >
@@ -1937,14 +1937,14 @@ describe('useMutation', () => {
     function Page() {
       const [result, setResult] = React.useState<string>('idle')
 
-      const createUserMutation = useMutation({
+      const { mutateAsync: createUserAsync } = useMutation({
         mutationFn: (_name: string) =>
           sleep(10).then<{ id: string }>(() => {
             throw new Error('create failed')
           }),
       })
 
-      const updateProfileMutation = useMutation({
+      const { mutateAsync: updateProfileAsync } = useMutation({
         mutationFn: (userId: string) =>
           sleep(10).then(() => `profile updated for ${userId}`),
       })
@@ -1954,8 +1954,8 @@ describe('useMutation', () => {
           <button
             onClick={async () => {
               try {
-                const user = await createUserMutation.mutateAsync('John')
-                const profile = await updateProfileMutation.mutateAsync(user.id)
+                const user = await createUserAsync('John')
+                const profile = await updateProfileAsync(user.id)
                 setResult(profile)
               } catch (error) {
                 setResult(`error: ${(error as Error).message}`)
@@ -1983,7 +1983,7 @@ describe('useMutation', () => {
     function Page() {
       const [message, setMessage] = React.useState<string>('idle')
 
-      const submitMutation = useMutation({
+      const { mutate } = useMutation({
         mutationFn: async (shouldFail: boolean) => {
           await sleep(10)
           if (shouldFail) {
@@ -1998,7 +1998,7 @@ describe('useMutation', () => {
         <div>
           <button
             onClick={() =>
-              submitMutation.mutate(false, {
+              mutate(false, {
                 onSuccess: (result) => setMessage(`success: ${result}`),
                 onError: (error) => setMessage(`error: ${error.message}`),
               })
@@ -2008,7 +2008,7 @@ describe('useMutation', () => {
           </button>
           <button
             onClick={() =>
-              submitMutation.mutate(true, {
+              mutate(true, {
                 onSuccess: (result) => setMessage(`success: ${result}`),
                 onError: (error) => setMessage(`error: ${error.message}`),
               })
@@ -2044,7 +2044,7 @@ describe('useMutation', () => {
     function Page() {
       const [message, setMessage] = React.useState<string>('idle')
 
-      const submitMutation = useMutation({
+      const { mutate } = useMutation({
         mutationFn: async () => {
           await sleep(10)
           attempt++
@@ -2060,7 +2060,7 @@ describe('useMutation', () => {
         <div>
           <button
             onClick={() =>
-              submitMutation.mutate(undefined, {
+              mutate(undefined, {
                 onSuccess: (result) => setMessage(`result: ${result}`),
                 onError: () => setMessage('failed, retrying...'),
               })
@@ -2098,7 +2098,7 @@ describe('useMutation', () => {
 
       const [successMessage, setSuccessMessage] = React.useState<string>('')
 
-      const deleteMutation = useMutation({
+      const { mutate } = useMutation({
         mutationFn: (item: string) => sleep(10).then(() => item),
         onMutate: (item) => {
           const previousItems = [...items]
@@ -2118,7 +2118,7 @@ describe('useMutation', () => {
       return (
         <div>
           {items.map((item) => (
-            <button key={item} onClick={() => deleteMutation.mutate(item)}>
+            <button key={item} onClick={() => mutate(item)}>
               delete {item}
             </button>
           ))}
@@ -2155,7 +2155,7 @@ describe('useMutation', () => {
 
       const [message, setMessage] = React.useState<string>('')
 
-      const deleteMutation = useMutation({
+      const { mutate } = useMutation({
         mutationFn: (item: string) =>
           sleep(10).then(() => {
             throw new Error(`Failed to delete ${item}`)
@@ -2180,7 +2180,7 @@ describe('useMutation', () => {
       return (
         <div>
           {items.map((item) => (
-            <button key={item} onClick={() => deleteMutation.mutate(item)}>
+            <button key={item} onClick={() => mutate(item)}>
               delete {item}
             </button>
           ))}
@@ -2206,4 +2206,144 @@ describe('useMutation', () => {
     expect(rendered.getByText('items: item1, item2, item3')).toBeInTheDocument()
     expect(rendered.getByText('message: rollback')).toBeInTheDocument()
   })
+
+  it('should be able to run multiple mutateAsync calls in parallel with Promise.all', async () => {
+    function Page() {
+      const [result, setResult] = React.useState<string>('idle')
+
+      const { mutateAsync } = useMutation({
+        mutationFn: (file: string) => sleep(10).then(() => `uploaded: ${file}`),
+      })
+
+      return (
+        <div>
+          <button
+            onClick={async () => {
+              const results = await Promise.all([
+                mutateAsync('file1'),
+                mutateAsync('file2'),
+                mutateAsync('file3'),
+              ])
+              setResult(results.join(', '))
+            }}
+          >
+            upload all
+          </button>
+          <div>result: {result}</div>
+        </div>
+      )
+    }
+
+    const rendered = renderWithClient(queryClient, <Page />)
+
+    fireEvent.click(rendered.getByRole('button', { name: /upload all/i }))
+    await vi.advanceTimersByTimeAsync(11)
+
+    expect(
+      rendered.getByText(
+        'result: uploaded: file1, uploaded: file2, uploaded: file3',
+      ),
+    ).toBeInTheDocument()
+  })
+
+  it('should handle Promise.all rejection when one parallel mutateAsync call fails', async () => {
+    function Page() {
+      const [result, setResult] = React.useState<string>('idle')
+
+      const { mutateAsync } = useMutation({
+        mutationFn: async (file: string) => {
+          await sleep(10)
+          if (file === 'file2') {
+            throw new Error('upload failed')
+          }
+          return `uploaded: ${file}`
+        },
+        retry: false,
+      })
+
+      return (
+        <div>
+          <button
+            onClick={async () => {
+              try {
+                const results = await Promise.all([
+                  mutateAsync('file1'),
+                  mutateAsync('file2'),
+                  mutateAsync('file3'),
+                ])
+                setResult(results.join(', '))
+              } catch (error) {
+                setResult(`error: ${(error as Error).message}`)
+              }
+            }}
+          >
+            upload all
+          </button>
+          <div>result: {result}</div>
+        </div>
+      )
+    }
+
+    const rendered = renderWithClient(queryClient, <Page />)
+
+    fireEvent.click(rendered.getByRole('button', { name: /upload all/i }))
+    await vi.advanceTimersByTimeAsync(11)
+
+    expect(
+      rendered.getByText('result: error: upload failed'),
+    ).toBeInTheDocument()
+  })
+
+  it('should handle partial failure in parallel mutateAsync calls with Promise.allSettled', async () => {
+    function Page() {
+      const [result, setResult] = React.useState<string>('idle')
+
+      const { mutateAsync } = useMutation({
+        mutationFn: async (file: string) => {
+          await sleep(10)
+          if (file === 'file2') {
+            throw new Error('upload failed')
+          }
+          return `uploaded: ${file}`
+        },
+        retry: false,
+      })
+
+      return (
+        <div>
+          <button
+            onClick={async () => {
+              const results = await Promise.allSettled([
+                mutateAsync('file1'),
+                mutateAsync('file2'),
+                mutateAsync('file3'),
+              ])
+              const summary = results
+                .map((r) =>
+                  r.status === 'fulfilled'
+                    ? r.value
+                    : `error: ${r.reason.message}`,
+                )
+                .join(', ')
+              setResult(summary)
+            }}
+          >
+            upload all
+          </button>
+          <div>result: {result}</div>
+        </div>
+      )
+    }
+
+    const rendered = renderWithClient(queryClient, <Page />)
+
+    fireEvent.click(rendered.getByRole('button', { name: /upload all/i }))
+    await vi.advanceTimersByTimeAsync(11)
+
+    expect(
+      rendered.getByText(
+        'result: uploaded: file1, error: upload failed, uploaded: file3',
+      ),
+    ).toBeInTheDocument()
+  })
 })