chore: upgrade claude-sonnet-4-5 to claude-sonnet-4-6 across codebase

src/cli/__snapshots__/model-fallback.test.ts.snap

@@ -66,13 +66,13 @@ exports[`generateModelConfig single native provider uses Claude models when only
   "$schema": "https://raw.githubusercontent.com/code-yeongyu/oh-my-opencode/master/assets/oh-my-opencode.schema.json",
   "agents": {
     "atlas": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "explore": {
       "model": "anthropic/claude-haiku-4-5",
     },
     "librarian": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "metis": {
       "model": "anthropic/claude-opus-4-6",
@@ -107,17 +107,17 @@ exports[`generateModelConfig single native provider uses Claude models when only
       "variant": "max",
     },
     "unspecified-high": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "unspecified-low": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "visual-engineering": {
       "model": "anthropic/claude-opus-4-6",
       "variant": "max",
     },
     "writing": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
   },
 }
@@ -128,13 +128,13 @@ exports[`generateModelConfig single native provider uses Claude models with isMa
   "$schema": "https://raw.githubusercontent.com/code-yeongyu/oh-my-opencode/master/assets/oh-my-opencode.schema.json",
   "agents": {
     "atlas": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "explore": {
       "model": "anthropic/claude-haiku-4-5",
     },
     "librarian": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "metis": {
       "model": "anthropic/claude-opus-4-6",
@@ -173,14 +173,14 @@ exports[`generateModelConfig single native provider uses Claude models with isMa
       "variant": "max",
     },
     "unspecified-low": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "visual-engineering": {
       "model": "anthropic/claude-opus-4-6",
       "variant": "max",
     },
     "writing": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
   },
 }
@@ -447,7 +447,7 @@ exports[`generateModelConfig all native providers uses preferred models from fal
   "$schema": "https://raw.githubusercontent.com/code-yeongyu/oh-my-opencode/master/assets/oh-my-opencode.schema.json",
   "agents": {
     "atlas": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "explore": {
       "model": "anthropic/claude-haiku-4-5",
@@ -457,7 +457,7 @@ exports[`generateModelConfig all native providers uses preferred models from fal
       "variant": "medium",
     },
     "librarian": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "metis": {
       "model": "anthropic/claude-opus-4-6",
@@ -500,10 +500,10 @@ exports[`generateModelConfig all native providers uses preferred models from fal
       "variant": "xhigh",
     },
     "unspecified-high": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "unspecified-low": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "visual-engineering": {
       "model": "google/gemini-3-pro",
@@ -521,7 +521,7 @@ exports[`generateModelConfig all native providers uses preferred models with isM
   "$schema": "https://raw.githubusercontent.com/code-yeongyu/oh-my-opencode/master/assets/oh-my-opencode.schema.json",
   "agents": {
     "atlas": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "explore": {
       "model": "anthropic/claude-haiku-4-5",
@@ -531,7 +531,7 @@ exports[`generateModelConfig all native providers uses preferred models with isM
       "variant": "medium",
     },
     "librarian": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "metis": {
       "model": "anthropic/claude-opus-4-6",
@@ -578,7 +578,7 @@ exports[`generateModelConfig all native providers uses preferred models with isM
       "variant": "max",
     },
     "unspecified-low": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "visual-engineering": {
       "model": "google/gemini-3-pro",
@@ -649,10 +649,10 @@ exports[`generateModelConfig fallback providers uses OpenCode Zen models when on
       "variant": "xhigh",
     },
     "unspecified-high": {
-      "model": "opencode/claude-sonnet-4-5",
+      "model": "opencode/claude-sonnet-4-6",
     },
     "unspecified-low": {
-      "model": "opencode/claude-sonnet-4-5",
+      "model": "opencode/claude-sonnet-4-6",
     },
     "visual-engineering": {
       "model": "opencode/gemini-3-pro",
@@ -727,7 +727,7 @@ exports[`generateModelConfig fallback providers uses OpenCode Zen models with is
       "variant": "max",
     },
     "unspecified-low": {
-      "model": "opencode/claude-sonnet-4-5",
+      "model": "opencode/claude-sonnet-4-6",
     },
     "visual-engineering": {
       "model": "opencode/gemini-3-pro",
@@ -745,7 +745,7 @@ exports[`generateModelConfig fallback providers uses GitHub Copilot models when
   "$schema": "https://raw.githubusercontent.com/code-yeongyu/oh-my-opencode/master/assets/oh-my-opencode.schema.json",
   "agents": {
     "atlas": {
-      "model": "github-copilot/claude-sonnet-4.5",
+      "model": "github-copilot/claude-sonnet-4.6",
     },
     "explore": {
       "model": "github-copilot/gpt-5-mini",
@@ -755,7 +755,7 @@ exports[`generateModelConfig fallback providers uses GitHub Copilot models when
       "variant": "medium",
     },
     "librarian": {
-      "model": "github-copilot/claude-sonnet-4.5",
+      "model": "github-copilot/claude-sonnet-4.6",
     },
     "metis": {
       "model": "github-copilot/claude-opus-4.6",
@@ -798,10 +798,10 @@ exports[`generateModelConfig fallback providers uses GitHub Copilot models when
       "variant": "xhigh",
     },
     "unspecified-high": {
-      "model": "github-copilot/claude-sonnet-4.5",
+      "model": "github-copilot/claude-sonnet-4.6",
     },
     "unspecified-low": {
-      "model": "github-copilot/claude-sonnet-4.5",
+      "model": "github-copilot/claude-sonnet-4.6",
     },
     "visual-engineering": {
       "model": "github-copilot/gemini-3-pro-preview",
@@ -819,7 +819,7 @@ exports[`generateModelConfig fallback providers uses GitHub Copilot models with
   "$schema": "https://raw.githubusercontent.com/code-yeongyu/oh-my-opencode/master/assets/oh-my-opencode.schema.json",
   "agents": {
     "atlas": {
-      "model": "github-copilot/claude-sonnet-4.5",
+      "model": "github-copilot/claude-sonnet-4.6",
     },
     "explore": {
       "model": "github-copilot/gpt-5-mini",
@@ -829,7 +829,7 @@ exports[`generateModelConfig fallback providers uses GitHub Copilot models with
       "variant": "medium",
     },
     "librarian": {
-      "model": "github-copilot/claude-sonnet-4.5",
+      "model": "github-copilot/claude-sonnet-4.6",
     },
     "metis": {
       "model": "github-copilot/claude-opus-4.6",
@@ -876,7 +876,7 @@ exports[`generateModelConfig fallback providers uses GitHub Copilot models with
       "variant": "max",
     },
     "unspecified-low": {
-      "model": "github-copilot/claude-sonnet-4.5",
+      "model": "github-copilot/claude-sonnet-4.6",
     },
     "visual-engineering": {
       "model": "github-copilot/gemini-3-pro-preview",
@@ -1057,10 +1057,10 @@ exports[`generateModelConfig mixed provider scenarios uses Claude + OpenCode Zen
       "variant": "xhigh",
     },
     "unspecified-high": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "unspecified-low": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "visual-engineering": {
       "model": "opencode/gemini-3-pro",
@@ -1078,7 +1078,7 @@ exports[`generateModelConfig mixed provider scenarios uses OpenAI + Copilot comb
   "$schema": "https://raw.githubusercontent.com/code-yeongyu/oh-my-opencode/master/assets/oh-my-opencode.schema.json",
   "agents": {
     "atlas": {
-      "model": "github-copilot/claude-sonnet-4.5",
+      "model": "github-copilot/claude-sonnet-4.6",
     },
     "explore": {
       "model": "github-copilot/gpt-5-mini",
@@ -1088,7 +1088,7 @@ exports[`generateModelConfig mixed provider scenarios uses OpenAI + Copilot comb
       "variant": "medium",
     },
     "librarian": {
-      "model": "github-copilot/claude-sonnet-4.5",
+      "model": "github-copilot/claude-sonnet-4.6",
     },
     "metis": {
       "model": "github-copilot/claude-opus-4.6",
@@ -1131,10 +1131,10 @@ exports[`generateModelConfig mixed provider scenarios uses OpenAI + Copilot comb
       "variant": "xhigh",
     },
     "unspecified-high": {
-      "model": "github-copilot/claude-sonnet-4.5",
+      "model": "github-copilot/claude-sonnet-4.6",
     },
     "unspecified-low": {
-      "model": "github-copilot/claude-sonnet-4.5",
+      "model": "github-copilot/claude-sonnet-4.6",
     },
     "visual-engineering": {
       "model": "github-copilot/gemini-3-pro-preview",
@@ -1152,7 +1152,7 @@ exports[`generateModelConfig mixed provider scenarios uses Claude + ZAI combinat
   "$schema": "https://raw.githubusercontent.com/code-yeongyu/oh-my-opencode/master/assets/oh-my-opencode.schema.json",
   "agents": {
     "atlas": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "explore": {
       "model": "anthropic/claude-haiku-4-5",
@@ -1193,16 +1193,16 @@ exports[`generateModelConfig mixed provider scenarios uses Claude + ZAI combinat
       "variant": "max",
     },
     "unspecified-high": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "unspecified-low": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "visual-engineering": {
       "model": "zai-coding-plan/glm-5",
     },
     "writing": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
   },
 }
@@ -1213,13 +1213,13 @@ exports[`generateModelConfig mixed provider scenarios uses Gemini + Claude combi
   "$schema": "https://raw.githubusercontent.com/code-yeongyu/oh-my-opencode/master/assets/oh-my-opencode.schema.json",
   "agents": {
     "atlas": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "explore": {
       "model": "anthropic/claude-haiku-4-5",
     },
     "librarian": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "metis": {
       "model": "anthropic/claude-opus-4-6",
@@ -1258,10 +1258,10 @@ exports[`generateModelConfig mixed provider scenarios uses Gemini + Claude combi
       "variant": "high",
     },
     "unspecified-high": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "unspecified-low": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "visual-engineering": {
       "model": "google/gemini-3-pro",
@@ -1332,10 +1332,10 @@ exports[`generateModelConfig mixed provider scenarios uses all fallback provider
       "variant": "xhigh",
     },
     "unspecified-high": {
-      "model": "github-copilot/claude-sonnet-4.5",
+      "model": "github-copilot/claude-sonnet-4.6",
     },
     "unspecified-low": {
-      "model": "github-copilot/claude-sonnet-4.5",
+      "model": "github-copilot/claude-sonnet-4.6",
     },
     "visual-engineering": {
       "model": "github-copilot/gemini-3-pro-preview",
@@ -1406,10 +1406,10 @@ exports[`generateModelConfig mixed provider scenarios uses all providers togethe
       "variant": "xhigh",
     },
     "unspecified-high": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "unspecified-low": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "visual-engineering": {
       "model": "google/gemini-3-pro",
@@ -1484,7 +1484,7 @@ exports[`generateModelConfig mixed provider scenarios uses all providers with is
       "variant": "max",
     },
     "unspecified-low": {
-      "model": "anthropic/claude-sonnet-4-5",
+      "model": "anthropic/claude-sonnet-4-6",
     },
     "visual-engineering": {
       "model": "google/gemini-3-pro",

src/cli/config-manager.test.ts

@@ -180,8 +180,8 @@ describe("config-manager ANTIGRAVITY_PROVIDER_CONFIG", () => {
     const required = [
       "antigravity-gemini-3-pro",
       "antigravity-gemini-3-flash",
-      "antigravity-claude-sonnet-4-5",
-      "antigravity-claude-sonnet-4-5-thinking",
+      "antigravity-claude-sonnet-4-6",
+      "antigravity-claude-sonnet-4-6-thinking",
       "antigravity-claude-opus-4-5-thinking",
     ]
 
@@ -227,7 +227,7 @@ describe("config-manager ANTIGRAVITY_PROVIDER_CONFIG", () => {
     const models = (ANTIGRAVITY_PROVIDER_CONFIG as any).google.models as Record<string, any>
 
     // #when checking Claude thinking variants
-    const sonnetThinking = models["antigravity-claude-sonnet-4-5-thinking"]
+    const sonnetThinking = models["antigravity-claude-sonnet-4-6-thinking"]
     const opusThinking = models["antigravity-claude-opus-4-5-thinking"]
 
     // #then both should have low and max variants

src/cli/config-manager/antigravity-provider-configuration.ts

@@ -36,13 +36,13 @@ export const ANTIGRAVITY_PROVIDER_CONFIG = {
           high: { thinkingLevel: "high" },
         },
       },
-      "antigravity-claude-sonnet-4-5": {
-        name: "Claude Sonnet 4.5 (Antigravity)",
+      "antigravity-claude-sonnet-4-6": {
+        name: "Claude Sonnet 4.6 (Antigravity)",
         limit: { context: 200000, output: 64000 },
         modalities: { input: ["text", "image", "pdf"], output: ["text"] },
       },
-      "antigravity-claude-sonnet-4-5-thinking": {
-        name: "Claude Sonnet 4.5 Thinking (Antigravity)",
+      "antigravity-claude-sonnet-4-6-thinking": {
+        name: "Claude Sonnet 4.6 Thinking (Antigravity)",
         limit: { context: 200000, output: 64000 },
         modalities: { input: ["text", "image", "pdf"], output: ["text"] },
         variants: {

src/cli/model-fallback.test.ts

@@ -501,8 +501,8 @@ describe("generateModelConfig", () => {
       // #when generateModelConfig is called
       const result = generateModelConfig(config)
 
-      // #then librarian should use claude-sonnet-4-5 (third in fallback chain after ZAI and opencode/glm)
-      expect(result.agents?.librarian?.model).toBe("anthropic/claude-sonnet-4-5")
+      // #then librarian should use claude-sonnet-4-6 (third in fallback chain after ZAI and opencode/glm)
+      expect(result.agents?.librarian?.model).toBe("anthropic/claude-sonnet-4-6")
     })
   })
 

src/cli/provider-model-id-transform.ts

@@ -2,7 +2,7 @@ export function transformModelForProvider(provider: string, model: string): stri
 	if (provider === "github-copilot") {
 		return model
 			.replace("claude-opus-4-6", "claude-opus-4.6")
-			.replace("claude-sonnet-4-5", "claude-sonnet-4.5")
+			.replace("claude-sonnet-4-6", "claude-sonnet-4.6")
 			.replace("claude-haiku-4-5", "claude-haiku-4.5")
 			.replace("claude-sonnet-4", "claude-sonnet-4")
 			.replace("gemini-3-pro", "gemini-3-pro-preview")

src/cli/tui-install-prompts.ts

@@ -34,7 +34,7 @@ export async function promptInstallConfig(detected: DetectedConfig): Promise<Ins
     options: [
       { value: "no", label: "No", hint: "Will use opencode/glm-4.7-free as fallback" },
       { value: "yes", label: "Yes (standard)", hint: "Claude Opus 4.5 for orchestration" },
-      { value: "max20", label: "Yes (max20 mode)", hint: "Full power with Claude Sonnet 4.5 for Librarian" },
+      { value: "max20", label: "Yes (max20 mode)", hint: "Full power with Claude Sonnet 4.6 for Librarian" },
     ],
     initialValue: initial.claude,
   })