diff --git a/api_versioned_docs/version-latest/04-standard-library/fs/api-reference.md b/api_versioned_docs/version-latest/04-standard-library/fs/api-reference.md
index 04ae4644..08cc8b22 100644
--- a/api_versioned_docs/version-latest/04-standard-library/fs/api-reference.md
+++ b/api_versioned_docs/version-latest/04-standard-library/fs/api-reference.md
@@ -51,6 +51,7 @@ new fs.Util();
| metadata | Gets the stats of the given path. |
| mkdir | Create a directory. |
| mkdtemp | Create a temporary directory. |
+| readBytes | Read the contents of the file as bytes. |
| readdir | Read the contents of the directory. |
| readFile | Read the entire contents of a file. |
| readJson | Read the contents of the file and convert it to JSON. |
@@ -60,10 +61,12 @@ new fs.Util();
| setPermissions | Set the permissions of the file, directory, etc. |
| symlink | Creates a symbolic link. |
| symlinkMetadata | Gets the stats of the given path without following symbolic links. |
+| tryReadBytes | If the file exists, read the contents of the file as bytes; |
| tryReaddir | If the path exists, read the contents of the directory; |
| tryReadFile | If the file exists and can be read successfully, read the entire contents; |
| tryReadJson | Retrieve the contents of the file and convert it to JSON if the file exists and can be parsed successfully, otherwise, return `undefined`. |
| tryReadYaml | Convert all YAML objects from a single file into JSON objects if the file exists and can be parsed successfully, `undefined` otherwise. |
+| writeBytes | Write bytes to a file, replacing the file if it already exists. |
| writeFile | Writes data to a file, replacing the file if it already exists. |
| writeJson | Writes JSON to a file, replacing the file if it already exists. |
| writeYaml | Writes multiple YAML objects to a file, replacing the file if it already exists. |
@@ -356,6 +359,24 @@ The prefix for the directory to be created, default `wingtemp`.
---
+##### `readBytes`
+
+```wing
+bring fs;
+
+fs.readBytes(filepath: str);
+```
+
+Read the contents of the file as bytes.
+
+###### `filepath`Required
+
+- *Type:* str
+
+The file path.
+
+---
+
##### `readdir`
```wing
@@ -572,6 +593,26 @@ The path to get stats for.
---
+##### `tryReadBytes`
+
+```wing
+bring fs;
+
+fs.tryReadBytes(filepath: str);
+```
+
+If the file exists, read the contents of the file as bytes;
+
+otherwise, return `undefined`.
+
+###### `filepath`Required
+
+- *Type:* str
+
+The file path.
+
+---
+
##### `tryReaddir`
```wing
@@ -656,6 +697,43 @@ The file path of the YAML file.
---
+##### `writeBytes`
+
+```wing
+bring fs;
+
+fs.writeBytes(filepath: str, data: Bytes, options?: WriteFileOptions);
+```
+
+Write bytes to a file, replacing the file if it already exists.
+
+###### `filepath`Required
+
+- *Type:* str
+
+The file path that needs to be written.
+
+---
+
+###### `data`Required
+
+- *Type:* Bytes
+
+The bytes to write.
+
+---
+
+###### `options`Optional
+
+- *Type:* WriteFileOptions
+
+The `encoding` can be set to specify the character encoding.
+
+And the `flag` can be set to specify the attributes.
+If a flag is not provided, it defaults to `"w"`.
+
+---
+
##### `writeFile`
```wing
diff --git a/api_versioned_docs/version-latest/04-standard-library/std/bytes.md b/api_versioned_docs/version-latest/04-standard-library/std/bytes.md
new file mode 100644
index 00000000..f583428b
--- /dev/null
+++ b/api_versioned_docs/version-latest/04-standard-library/std/bytes.md
@@ -0,0 +1,282 @@
+---
+title: bytes
+id: bytes
+---
+
+# API Reference
+
+
+## Classes
+
+### Bytes
+
+Immutable sequence of binary data.
+
+#### Methods
+
+| **Name** | **Description** |
+| --- | --- |
+| at | Get the byte at the given index. |
+| copy | Create a copy of the `bytes` value. |
+| slice | Get the slice of the `bytes` value from the given start index to the given end index. |
+| toBase64 | Convert the `bytes` value to a base64 encoded string. |
+| toHex | Convert the `bytes` value to a hex encoded string. |
+| toRaw | Convert the `bytes` value to an array of byte values. |
+| tryAt | Get the byte at the given index, returning nil if the index is out of bounds. |
+
+---
+
+##### `at`
+
+```wing
+at(index: num): num
+```
+
+Get the byte at the given index.
+
+###### `index`Required
+
+- *Type:* num
+
+index of the value to get.
+
+---
+
+##### `copy`
+
+```wing
+copy(): Bytes
+```
+
+Create a copy of the `bytes` value.
+
+##### `slice`
+
+```wing
+slice(startIndex: num, endIndex?: num): Bytes
+```
+
+Get the slice of the `bytes` value from the given start index to the given end index.
+
+###### `startIndex`Required
+
+- *Type:* num
+
+index to start the slice.
+
+---
+
+###### `endIndex`Optional
+
+- *Type:* num
+
+index to end the slice.
+
+---
+
+##### `toBase64`
+
+```wing
+toBase64(): str
+```
+
+Convert the `bytes` value to a base64 encoded string.
+
+##### `toHex`
+
+```wing
+toHex(): str
+```
+
+Convert the `bytes` value to a hex encoded string.
+
+##### `toRaw`
+
+```wing
+toRaw(): MutArray
+```
+
+Convert the `bytes` value to an array of byte values.
+
+##### `tryAt`
+
+```wing
+tryAt(index: num): num?
+```
+
+Get the byte at the given index, returning nil if the index is out of bounds.
+
+###### `index`Required
+
+- *Type:* num
+
+index of the value to get.
+
+---
+
+#### Static Functions
+
+| **Name** | **Description** |
+| --- | --- |
+| concat | Concatenate multiple `bytes` values. |
+| fromBase64 | Create a new `bytes` value from a base64 encoded string. |
+| fromHex | Create a new `bytes` value from a hex encoded string. |
+| fromRaw | Create a new `bytes` value from an array of byte values. |
+| fromString | Create a new `bytes` value from a string. |
+| zeros | Create a new `bytes` value with the given length, filled with zeros. |
+
+---
+
+##### `concat`
+
+```wing
+Bytes.concat(...values: Array);
+```
+
+Concatenate multiple `bytes` values.
+
+###### `values`Required
+
+- *Type:* Bytes
+
+the `bytes` values to concatenate.
+
+---
+
+##### `fromBase64`
+
+```wing
+Bytes.fromBase64(base64: str);
+```
+
+Create a new `bytes` value from a base64 encoded string.
+
+###### `base64`Required
+
+- *Type:* str
+
+The base64 encoded string to create the `bytes` from.
+
+---
+
+##### `fromHex`
+
+```wing
+Bytes.fromHex(hex: str);
+```
+
+Create a new `bytes` value from a hex encoded string.
+
+###### `hex`Required
+
+- *Type:* str
+
+The hex encoded string to create the `bytes` from.
+
+---
+
+##### `fromRaw`
+
+```wing
+Bytes.fromRaw(values: MutArray);
+```
+
+Create a new `bytes` value from an array of byte values.
+
+###### `values`Required
+
+- *Type:* MutArray<num>
+
+The byte values to create the `bytes` from.
+
+---
+
+##### `fromString`
+
+```wing
+Bytes.fromString(value: str);
+```
+
+Create a new `bytes` value from a string.
+
+###### `value`Required
+
+- *Type:* str
+
+The string to create the `bytes` from.
+
+---
+
+##### `zeros`
+
+```wing
+Bytes.zeros(length: num);
+```
+
+Create a new `bytes` value with the given length, filled with zeros.
+
+###### `length`Required
+
+- *Type:* num
+
+The length of the new `bytes` value.
+
+---
+
+#### Properties
+
+| **Name** | **Type** | **Description** |
+| --- | --- | --- |
+| length | num | The length of the bytes. |
+
+---
+
+##### `length`Required
+
+```wing
+length: num;
+```
+
+- *Type:* num
+
+The length of the bytes.
+
+---
+
+
+## Structs
+
+### BytesToStringOptions
+
+Options for converting a `bytes` value to a string.
+
+#### Initializer
+
+```wing
+let BytesToStringOptions = BytesToStringOptions{ ... };
+```
+
+#### Properties
+
+| **Name** | **Type** | **Description** |
+| --- | --- | --- |
+| encoding | str | The encoding to use when converting the `bytes` value to a string. |
+
+---
+
+##### `encoding`Required
+
+```wing
+encoding: str;
+```
+
+- *Type:* str
+- *Default:* "utf-8"
+
+The encoding to use when converting the `bytes` value to a string.
+
+> [https://developer.mozilla.org/en-US/docs/Web/API/Encoding_API/Encodings](https://developer.mozilla.org/en-US/docs/Web/API/Encoding_API/Encodings)
+
+---
+
+
diff --git a/api_versioned_docs/version-latest/05-language-reference.md b/api_versioned_docs/version-latest/05-language-reference.md
index 236e9c05..6433997d 100644
--- a/api_versioned_docs/version-latest/05-language-reference.md
+++ b/api_versioned_docs/version-latest/05-language-reference.md
@@ -1233,14 +1233,14 @@ let rawData: bytes = bytes.fromRaw([104, 101, 108, 108, 111]);
let rawString: bytes = bytes.fromString("hello");
let base64: bytes = bytes.fromBase64("aGVsbG8=");
let hex: bytes = bytes.fromHex("68656c6c6f");
-let zeroes: bytes = bytes.alloc(20); // allocates 20 zeroed bytes
+let zeros: bytes = bytes.zeros(20); // allocates 20 zeroed bytes
// mutable initializers
let rawDataMut: mutbytes = mutbytes.fromRaw([104, 101, 108, 108, 111]);
let rawStringMut: mutbytes = mutbytes.fromString("hello");
let base64Mut: mutbytes = mutbytes.fromBase64("aGVsbG8=");
let hexMut: mutbytes = mutbytes.fromHex("68656c6c6f");
-let zeroesMut: mutbytes = mutbytes.alloc(20); // allocates 20 zeroed bytes
+let zerosMut: mutbytes = mutbytes.zeros(20); // allocates 20 zeroed bytes
```
#### Converting bytes to other types
@@ -1262,7 +1262,7 @@ let asBytes: bytes = asMutBytes.copy();
#### Working with bytes
```TS
-let concatenated: bytes = rawData.concat(rawData);
+let concatenated: bytes = bytes.concat(rawData, rawData, rawData);
let sliced: bytes = rawData.slice(1, 3);
let length: num = rawData.length;