diff --git a/packages/agent/CHANGELOG.md b/packages/agent/CHANGELOG.md
index 5f1e587d..74571482 100644
--- a/packages/agent/CHANGELOG.md
+++ b/packages/agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.70.0] - 2026-04-23
 
 ## [0.69.0] - 2026-04-22
diff --git a/packages/ai/CHANGELOG.md b/packages/ai/CHANGELOG.md
index 94f77eca..cb8c77b4 100644
--- a/packages/ai/CHANGELOG.md
+++ b/packages/ai/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.70.0] - 2026-04-23
 
 ### Added
diff --git a/packages/ai/src/models.generated.ts b/packages/ai/src/models.generated.ts
index 9ebb9cdc..24c5044a 100644
--- a/packages/ai/src/models.generated.ts
+++ b/packages/ai/src/models.generated.ts
@@ -8193,7 +8193,7 @@ 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 92957e22..778e2b5d 100644
--- a/packages/coding-agent/CHANGELOG.md
+++ b/packages/coding-agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.70.0] - 2026-04-23
 
 ### New Features
diff --git a/packages/mom/CHANGELOG.md b/packages/mom/CHANGELOG.md
index 568d486c..b04de189 100644
--- a/packages/mom/CHANGELOG.md
+++ b/packages/mom/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.70.0] - 2026-04-23
 
 ### Fixed
diff --git a/packages/tui/CHANGELOG.md b/packages/tui/CHANGELOG.md
index a53572de..734bb5aa 100644
--- a/packages/tui/CHANGELOG.md
+++ b/packages/tui/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.70.0] - 2026-04-23
 
 ### Fixed
diff --git a/packages/web-ui/CHANGELOG.md b/packages/web-ui/CHANGELOG.md
index 08412017..0a9fb228 100644
--- a/packages/web-ui/CHANGELOG.md
+++ b/packages/web-ui/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.70.0] - 2026-04-23
 
 ## [0.69.0] - 2026-04-22