diff --git a/packages/agent/CHANGELOG.md b/packages/agent/CHANGELOG.md
index 3b763d16..2e0982bb 100644
--- a/packages/agent/CHANGELOG.md
+++ b/packages/agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.70.3] - 2026-04-27
 
 ## [0.70.2] - 2026-04-24
diff --git a/packages/ai/CHANGELOG.md b/packages/ai/CHANGELOG.md
index 1738d1aa..28efce8d 100644
--- a/packages/ai/CHANGELOG.md
+++ b/packages/ai/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.70.3] - 2026-04-27
 
 ### Added
diff --git a/packages/ai/src/models.generated.ts b/packages/ai/src/models.generated.ts
index 3c78c4cb..c3f7e252 100644
--- a/packages/ai/src/models.generated.ts
+++ b/packages/ai/src/models.generated.ts
@@ -8390,7 +8390,7 @@ export const MODELS = {
 				cacheRead: 0.024999999999999998,
 				cacheWrite: 0.08333333333333334,
 			},
-			contextWindow: 1048576,
+			contextWindow: 1000000,
 			maxTokens: 8192,
 		} satisfies Model<"openai-completions">,
 		"google/gemini-2.0-flash-lite-001": {
diff --git a/packages/coding-agent/CHANGELOG.md b/packages/coding-agent/CHANGELOG.md
index 939b5c87..d10b5316 100644
--- a/packages/coding-agent/CHANGELOG.md
+++ b/packages/coding-agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.70.3] - 2026-04-27
 
 ### New Features
diff --git a/packages/mom/CHANGELOG.md b/packages/mom/CHANGELOG.md
index 1644ece9..3712838c 100644
--- a/packages/mom/CHANGELOG.md
+++ b/packages/mom/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.70.3] - 2026-04-27
 
 ## [0.70.2] - 2026-04-24
diff --git a/packages/tui/CHANGELOG.md b/packages/tui/CHANGELOG.md
index 175aa7b5..416fd02d 100644
--- a/packages/tui/CHANGELOG.md
+++ b/packages/tui/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.70.3] - 2026-04-27
 
 ### Fixed
diff --git a/packages/web-ui/CHANGELOG.md b/packages/web-ui/CHANGELOG.md
index 80205c7c..351df178 100644
--- a/packages/web-ui/CHANGELOG.md
+++ b/packages/web-ui/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.70.3] - 2026-04-27
 
 ## [0.70.2] - 2026-04-24