diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 81344bb8..ec312beb 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,4 +1,4 @@
 {
-  ".": "1.58.0"
+  ".": "1.59.0"
 }
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index cd49eeb2..6d867a1c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # Changelog
 
+## [1.59.0](https://github.com/googleapis/go-genai/compare/v1.58.0...v1.59.0) (2026-06-02)
+
+
+### Features
+
+* Add Agent Platform MCP support to async generate_content ([4b138c2](https://github.com/googleapis/go-genai/commit/4b138c23dba7df1d76626fbc4565d4838469ce96))
+* Add TranslationConfig for live translation. ([76f4126](https://github.com/googleapis/go-genai/commit/76f4126a18dbb6c4606f649e1f8400003364f785))
+* additional computer_use field support for vertex. ([8831eb3](https://github.com/googleapis/go-genai/commit/8831eb39c99879b30695b3c1262d70a0b2b25450))
+* Support 'additionalProperties', 'defs' and 'ref' in the GenerateContent.Schema type. ([996b831](https://github.com/googleapis/go-genai/commit/996b8316fdc4dfe1bb5d70e3af45542a4a55bf9e))
+* Support Reinforcement Tuning in GenAI SDK ([fecb49e](https://github.com/googleapis/go-genai/commit/fecb49e3d7870921be23054457b7b5163b8bba4f))
+
 ## [1.58.0](https://github.com/googleapis/go-genai/compare/v1.57.0...v1.58.0) (2026-05-21)
 
 
diff --git a/version.go b/version.go
index 7958c204..34ab0f66 100644
--- a/version.go
+++ b/version.go
@@ -16,5 +16,5 @@ package genai
 
 var (
 	// Version is the version of the SDK.
-	version = "1.58.0" // x-release-please-version
+	version = "1.59.0" // x-release-please-version
 )