diff --git a/packages/agent/CHANGELOG.md b/packages/agent/CHANGELOG.md
index 4b0bc9162..75c79bf51 100644
--- a/packages/agent/CHANGELOG.md
+++ b/packages/agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.52.2] - 2026-02-05
 
 ## [0.52.1] - 2026-02-05
diff --git a/packages/ai/CHANGELOG.md b/packages/ai/CHANGELOG.md
index 7cf1a18a8..dd8e0d0b9 100644
--- a/packages/ai/CHANGELOG.md
+++ b/packages/ai/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.52.2] - 2026-02-05
 
 ## [0.52.1] - 2026-02-05
diff --git a/packages/ai/src/models.generated.ts b/packages/ai/src/models.generated.ts
index b242cbc50..770852baf 100644
--- a/packages/ai/src/models.generated.ts
+++ b/packages/ai/src/models.generated.ts
@@ -2329,7 +2329,7 @@ export const MODELS = {
 				cacheWrite: 0,
 			},
 			contextWindow: 128000,
-			maxTokens: 16000,
+			maxTokens: 64000,
 		} satisfies Model<"openai-completions">,
 		"claude-sonnet-4": {
 			id: "claude-sonnet-4",
diff --git a/packages/coding-agent/CHANGELOG.md b/packages/coding-agent/CHANGELOG.md
index fca255797..017289adf 100644
--- a/packages/coding-agent/CHANGELOG.md
+++ b/packages/coding-agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.52.2] - 2026-02-05
 
 ### Changed
diff --git a/packages/mom/CHANGELOG.md b/packages/mom/CHANGELOG.md
index 27089bdee..0857aeaff 100644
--- a/packages/mom/CHANGELOG.md
+++ b/packages/mom/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.52.2] - 2026-02-05
 
 ## [0.52.1] - 2026-02-05
diff --git a/packages/tui/CHANGELOG.md b/packages/tui/CHANGELOG.md
index 5f024001a..1db18c5dc 100644
--- a/packages/tui/CHANGELOG.md
+++ b/packages/tui/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.52.2] - 2026-02-05
 
 ## [0.52.1] - 2026-02-05
diff --git a/packages/web-ui/CHANGELOG.md b/packages/web-ui/CHANGELOG.md
index 7efb9714c..668e492da 100644
--- a/packages/web-ui/CHANGELOG.md
+++ b/packages/web-ui/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.52.2] - 2026-02-05
 
 ## [0.52.1] - 2026-02-05