diff --git a/packages/agent/CHANGELOG.md b/packages/agent/CHANGELOG.md
index 3168724b..ffeb6aa8 100644
--- a/packages/agent/CHANGELOG.md
+++ b/packages/agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.55.1] - 2026-02-26
 
 ## [0.55.0] - 2026-02-24
diff --git a/packages/ai/CHANGELOG.md b/packages/ai/CHANGELOG.md
index 53cf5e4c..60060a0d 100644
--- a/packages/ai/CHANGELOG.md
+++ b/packages/ai/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.55.1] - 2026-02-26
 
 ### Added
diff --git a/packages/ai/src/models.generated.ts b/packages/ai/src/models.generated.ts
index 791a7f3d..b4bfa41d 100644
--- a/packages/ai/src/models.generated.ts
+++ b/packages/ai/src/models.generated.ts
@@ -7074,6 +7074,23 @@ export const MODELS = {
 			contextWindow: 1048576,
 			maxTokens: 65536,
 		} satisfies Model<"openai-completions">,
+		"google/gemini-3.1-pro-preview-customtools": {
+			id: "google/gemini-3.1-pro-preview-customtools",
+			name: "Google: Gemini 3.1 Pro Preview Custom Tools",
+			api: "openai-completions",
+			provider: "openrouter",
+			baseUrl: "https://openrouter.ai/api/v1",
+			reasoning: true,
+			input: ["text", "image"],
+			cost: {
+				input: 2,
+				output: 12,
+				cacheRead: 0.19999999999999998,
+				cacheWrite: 0.375,
+			},
+			contextWindow: 1048576,
+			maxTokens: 65536,
+		} satisfies Model<"openai-completions">,
 		"google/gemma-3-27b-it": {
 			id: "google/gemma-3-27b-it",
 			name: "Google: Gemma 3 27B",
@@ -7159,6 +7176,23 @@ export const MODELS = {
 			contextWindow: 256000,
 			maxTokens: 128000,
 		} satisfies Model<"openai-completions">,
+		"meituan/longcat-flash-chat": {
+			id: "meituan/longcat-flash-chat",
+			name: "Meituan: LongCat Flash Chat",
+			api: "openai-completions",
+			provider: "openrouter",
+			baseUrl: "https://openrouter.ai/api/v1",
+			reasoning: false,
+			input: ["text"],
+			cost: {
+				input: 0.19999999999999998,
+				output: 0.7999999999999999,
+				cacheRead: 0.19999999999999998,
+				cacheWrite: 0,
+			},
+			contextWindow: 131072,
+			maxTokens: 32768,
+		} satisfies Model<"openai-completions">,
 		"meta-llama/llama-3-8b-instruct": {
 			id: "meta-llama/llama-3-8b-instruct",
 			name: "Meta: Llama 3 8B Instruct",
@@ -9522,6 +9556,57 @@ export const MODELS = {
 			contextWindow: 131072,
 			maxTokens: 32768,
 		} satisfies Model<"openai-completions">,
+		"qwen/qwen3.5-122b-a10b": {
+			id: "qwen/qwen3.5-122b-a10b",
+			name: "Qwen: Qwen3.5-122B-A10B",
+			api: "openai-completions",
+			provider: "openrouter",
+			baseUrl: "https://openrouter.ai/api/v1",
+			reasoning: true,
+			input: ["text", "image"],
+			cost: {
+				input: 0.39999999999999997,
+				output: 3.1999999999999997,
+				cacheRead: 0,
+				cacheWrite: 0,
+			},
+			contextWindow: 262144,
+			maxTokens: 65536,
+		} satisfies Model<"openai-completions">,
+		"qwen/qwen3.5-27b": {
+			id: "qwen/qwen3.5-27b",
+			name: "Qwen: Qwen3.5-27B",
+			api: "openai-completions",
+			provider: "openrouter",
+			baseUrl: "https://openrouter.ai/api/v1",
+			reasoning: true,
+			input: ["text", "image"],
+			cost: {
+				input: 0.3,
+				output: 2.4,
+				cacheRead: 0,
+				cacheWrite: 0,
+			},
+			contextWindow: 262144,
+			maxTokens: 65536,
+		} satisfies Model<"openai-completions">,
+		"qwen/qwen3.5-35b-a3b": {
+			id: "qwen/qwen3.5-35b-a3b",
+			name: "Qwen: Qwen3.5-35B-A3B",
+			api: "openai-completions",
+			provider: "openrouter",
+			baseUrl: "https://openrouter.ai/api/v1",
+			reasoning: true,
+			input: ["text", "image"],
+			cost: {
+				input: 0.25,
+				output: 2,
+				cacheRead: 0,
+				cacheWrite: 0,
+			},
+			contextWindow: 262144,
+			maxTokens: 65536,
+		} satisfies Model<"openai-completions">,
 		"qwen/qwen3.5-397b-a17b": {
 			id: "qwen/qwen3.5-397b-a17b",
 			name: "Qwen: Qwen3.5 397B A17B",
@@ -9539,6 +9624,23 @@ export const MODELS = {
 			contextWindow: 262144,
 			maxTokens: 65536,
 		} satisfies Model<"openai-completions">,
+		"qwen/qwen3.5-flash-02-23": {
+			id: "qwen/qwen3.5-flash-02-23",
+			name: "Qwen: Qwen3.5-Flash",
+			api: "openai-completions",
+			provider: "openrouter",
+			baseUrl: "https://openrouter.ai/api/v1",
+			reasoning: true,
+			input: ["text", "image"],
+			cost: {
+				input: 0.09999999999999999,
+				output: 0.39999999999999997,
+				cacheRead: 0,
+				cacheWrite: 0,
+			},
+			contextWindow: 1000000,
+			maxTokens: 65536,
+		} satisfies Model<"openai-completions">,
 		"qwen/qwen3.5-plus-02-15": {
 			id: "qwen/qwen3.5-plus-02-15",
 			name: "Qwen: Qwen3.5 Plus 2026-02-15",
@@ -10027,7 +10129,7 @@ export const MODELS = {
 				input: 0.3,
 				output: 1.4,
 				cacheRead: 0.15,
-				cacheWrite: 0.6,
+				cacheWrite: 0,
 			},
 			contextWindow: 202752,
 			maxTokens: 4096,
@@ -11464,7 +11566,7 @@ export const MODELS = {
 		} satisfies Model<"anthropic-messages">,
 		"openai/gpt-5-chat": {
 			id: "openai/gpt-5-chat",
-			name: "GPT-5 Chat",
+			name: "GPT 5 Chat",
 			api: "anthropic-messages",
 			provider: "vercel-ai-gateway",
 			baseUrl: "https://ai-gateway.vercel.sh",
@@ -11583,7 +11685,7 @@ export const MODELS = {
 		} satisfies Model<"anthropic-messages">,
 		"openai/gpt-5.1-codex-mini": {
 			id: "openai/gpt-5.1-codex-mini",
-			name: "GPT-5.1 Codex mini",
+			name: "GPT 5.1 Codex Mini",
 			api: "anthropic-messages",
 			provider: "vercel-ai-gateway",
 			baseUrl: "https://ai-gateway.vercel.sh",
@@ -11651,7 +11753,7 @@ export const MODELS = {
 		} satisfies Model<"anthropic-messages">,
 		"openai/gpt-5.2-chat": {
 			id: "openai/gpt-5.2-chat",
-			name: "GPT-5.2 Chat",
+			name: "GPT 5.2 Chat",
 			api: "anthropic-messages",
 			provider: "vercel-ai-gateway",
 			baseUrl: "https://ai-gateway.vercel.sh",
@@ -11668,7 +11770,7 @@ export const MODELS = {
 		} satisfies Model<"anthropic-messages">,
 		"openai/gpt-5.2-codex": {
 			id: "openai/gpt-5.2-codex",
-			name: "GPT-5.2-Codex",
+			name: "GPT 5.2 Codex",
 			api: "anthropic-messages",
 			provider: "vercel-ai-gateway",
 			baseUrl: "https://ai-gateway.vercel.sh",
diff --git a/packages/coding-agent/CHANGELOG.md b/packages/coding-agent/CHANGELOG.md
index c455ca93..7eda001b 100644
--- a/packages/coding-agent/CHANGELOG.md
+++ b/packages/coding-agent/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.55.1] - 2026-02-26
 
 ### New Features
diff --git a/packages/mom/CHANGELOG.md b/packages/mom/CHANGELOG.md
index 2894b381..feb8c2f7 100644
--- a/packages/mom/CHANGELOG.md
+++ b/packages/mom/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.55.1] - 2026-02-26
 
 ## [0.55.0] - 2026-02-24
diff --git a/packages/tui/CHANGELOG.md b/packages/tui/CHANGELOG.md
index fb4a0274..a218887b 100644
--- a/packages/tui/CHANGELOG.md
+++ b/packages/tui/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.55.1] - 2026-02-26
 
 ### Fixed
diff --git a/packages/web-ui/CHANGELOG.md b/packages/web-ui/CHANGELOG.md
index 2402388e..3b354d11 100644
--- a/packages/web-ui/CHANGELOG.md
+++ b/packages/web-ui/CHANGELOG.md
@@ -1,5 +1,7 @@
 # Changelog
 
+## [Unreleased]
+
 ## [0.55.1] - 2026-02-26
 
 ## [0.55.0] - 2026-02-24