diff --git a/packages/agent/CHANGELOG.md b/packages/agent/CHANGELOG.md
index 4b0bc916..75c79bf5 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 7cf1a18a..dd8e0d0b 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 b242cbc5..770852ba 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 fca25579..017289ad 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 27089bde..0857aeaf 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 5f024001..1db18c5d 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 7efb9714..668e492d 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