feat(team): add Opus 4.8 to model catalog and runtime profile

Wire claude-opus-4-8 (+ [1m] variant) through the team model picker
alongside 4.7 and 4.6, point the opus alias label at 4.8, update the
reasoning/long-context predicates, and switch the fast-mode UI
message to mention 4.8.

src/features/anthropic-runtime-profile/core/domain/resolveAnthropicRuntimeProfile.ts

@@ -95,6 +95,8 @@ function isKnownAnthropicReasoningModel(model: string | null | undefined): boole
   return (
     normalized === 'opus' ||
     normalized === 'sonnet' ||
+    normalized === 'claude-opus-4-8' ||
+    normalized.startsWith('claude-opus-4-8-') ||
     normalized === 'claude-opus-4-7' ||
     normalized.startsWith('claude-opus-4-7-') ||
     normalized === 'claude-opus-4-6' ||
@@ -221,8 +223,8 @@ export function resolveAnthropicFastMode(params: {
       'Fast mode is not supported by this Anthropic runtime.';
   } else if (!params.selection.supportsFastMode) {
     disabledReason = params.selection.displayName
-      ? `Fast mode is available only for Opus 4.6. Selected model resolves to ${params.selection.displayName}.`
+      ? `Fast mode is available only for Opus 4.8. Selected model resolves to ${params.selection.displayName}.`
-      : 'Fast mode is available only for Opus 4.6.';
+      : 'Fast mode is available only for Opus 4.8.';
   } else if (!params.selection.providerFastModeAvailable) {
     disabledReason =
       params.selection.providerFastModeReason ?? 'Fast mode is currently unavailable.';

src/renderer/components/team/dialogs/OptionalSettingsSection.tsx

@@ -18,8 +18,9 @@ interface OptionalSettingsSectionProps {
 const SUMMARY_PREFIXES_TO_STRIP = ['Provider:', 'Model:', 'Effort:', 'Worktree:'];
 
 const MODEL_LABEL_OVERRIDES: Array<[RegExp, string]> = [
-  [/claude[-\s]?opus[-\s]?4[-\s]?6/i, 'Opus 4.6'],
+  [/claude[-\s]?opus[-\s]?4[-\s]?8/i, 'Opus 4.8'],
   [/claude[-\s]?opus[-\s]?4[-\s]?7/i, 'Opus 4.7'],
+  [/claude[-\s]?opus[-\s]?4[-\s]?6/i, 'Opus 4.6'],
   [/claude[-\s]?opus[-\s]?4[-\s]?5/i, 'Opus 4.5'],
   [/claude[-\s]?sonnet[-\s]?4[-\s]?6/i, 'Sonnet 4.6'],
   [/claude[-\s]?sonnet[-\s]?4[-\s]?5/i, 'Sonnet 4.5'],

src/renderer/components/team/dialogs/TeamModelSelector.tsx

@@ -825,13 +825,13 @@ export const TeamModelSelector: React.FC<TeamModelSelectorProps> = ({
           'anthropic',
           getAnthropicDefaultTeamModel(false),
           runtimeProviderStatus
-        ) ?? 'Opus 4.7 (1M)';
+        ) ?? 'Opus 4.8 (1M)';
       const defaultLimitedContextModel =
         getRuntimeAwareProviderScopedTeamModelLabel(
           'anthropic',
           getAnthropicDefaultTeamModel(true),
           runtimeProviderStatus
-        ) ?? 'Opus 4.7';
+        ) ?? 'Opus 4.8';
 
       return t('modelSelector.defaultTooltip.anthropic', {
         longContextModel: defaultLongContextModel,

src/renderer/utils/__tests__/teamModelAvailability.codexCatalog.test.ts

@@ -431,6 +431,13 @@ describe('team model availability Codex catalog integration', () => {
         availabilityStatus: 'available',
         availabilityReason: null,
       },
+      {
+        value: 'claude-opus-4-7',
+        label: 'Opus 4.7',
+        badgeLabel: 'Opus 4.7',
+        availabilityStatus: null,
+        availabilityReason: null,
+      },
       {
         value: 'claude-opus-4-6',
         label: 'Opus 4.6',

src/renderer/utils/teamModelCatalog.ts

@@ -47,12 +47,17 @@ const TEAM_PROVIDER_LABELS: Record<SupportedProviderId, string> = {
 };
 
 const ANTHROPIC_ALIAS_LABELS = {
-  opus: 'Opus 4.7',
+  opus: 'Opus 4.8',
   sonnet: 'Sonnet 4.6',
   haiku: 'Haiku 4.5',
 } as const;
 
-const ANTHROPIC_VISIBLE_MODEL_FALLBACKS = ['claude-opus-4-7', 'claude-opus-4-7[1m]'] as const;
+const ANTHROPIC_VISIBLE_MODEL_FALLBACKS = [
+  'claude-opus-4-8',
+  'claude-opus-4-8[1m]',
+  'claude-opus-4-7',
+  'claude-opus-4-7[1m]',
+] as const;
 
 const ANTHROPIC_MODEL_ORDER = [
   'haiku',
@@ -60,6 +65,8 @@ const ANTHROPIC_MODEL_ORDER = [
   'claude-haiku-4-5',
   'opus',
   'opus[1m]',
+  'claude-opus-4-8',
+  'claude-opus-4-8[1m]',
   'claude-opus-4-7',
   'claude-opus-4-7[1m]',
   'claude-opus-4-6',
@@ -73,6 +80,8 @@ const ANTHROPIC_MODEL_ORDER = [
 const TEAM_MODEL_LABEL_OVERRIDES: Record<string, string> = {
   default: 'Default',
   ...ANTHROPIC_ALIAS_LABELS,
+  'claude-opus-4-8': 'Opus 4.8',
+  'claude-opus-4-8[1m]': 'Opus 4.8 (1M)',
   'claude-opus-4-7': 'Opus 4.7',
   'claude-opus-4-7[1m]': 'Opus 4.7 (1M)',
   'claude-sonnet-4-6': 'Sonnet 4.6',
@@ -99,7 +108,8 @@ const TEAM_PROVIDER_MODEL_OPTIONS: Record<SupportedProviderId, readonly TeamProv
   {
     anthropic: [
       { value: '', label: 'Default', badgeLabel: 'Default' },
-      { value: 'opus', label: 'Opus 4.7', badgeLabel: 'Opus 4.7' },
+      { value: 'opus', label: 'Opus 4.8', badgeLabel: 'Opus 4.8' },
+      { value: 'claude-opus-4-7', label: 'Opus 4.7', badgeLabel: 'Opus 4.7' },
       { value: 'claude-opus-4-6', label: 'Opus 4.6', badgeLabel: 'Opus 4.6' },
       { value: 'sonnet', label: 'Sonnet 4.6', badgeLabel: 'Sonnet 4.6' },
       { value: 'haiku', label: 'Haiku 4.5', badgeLabel: 'Haiku 4.5' },
@@ -208,6 +218,8 @@ const SUPPORTED_ANTHROPIC_TEAM_MODELS = new Set<string>([
   'sonnet',
   'sonnet[1m]',
   'haiku',
+  'claude-opus-4-8',
+  'claude-opus-4-8[1m]',
   'claude-opus-4-7',
   'claude-opus-4-7[1m]',
   'claude-opus-4-6',

src/shared/utils/contextMetrics.ts

@@ -112,6 +112,7 @@ function isAnthropicNativeLongContextModel(modelName: string | undefined): boole
   }
 
   return (
+    normalized.startsWith('claude-opus-4-8') ||
     normalized.startsWith('claude-opus-4-7') ||
     normalized.startsWith('claude-opus-4-6') ||
     normalized.startsWith('claude-sonnet-4-6') ||

test/features/anthropic-runtime-profile/resolveAnthropicRuntimeProfile.test.ts

@@ -183,7 +183,7 @@ describe('resolveAnthropicRuntimeProfile', () => {
       effortResetReason: null,
       nextFastMode: 'inherit',
       fastModeResetReason:
-        'Fast mode is available only for Opus 4.6. Selected model resolves to Opus 4.7 (1M).',
+        'Fast mode is available only for Opus 4.8. Selected model resolves to Opus 4.7 (1M).',
     });
   });
 

test/renderer/utils/teamModelAvailability.test.ts

@@ -544,7 +544,7 @@ describe('teamModelAvailability', () => {
     expect(getTeamModelSelectionError('anthropic', 'opus')).toBeNull();
   });
 
-  it('keeps both Anthropic Opus 4.7 and explicit Opus 4.6 in the fallback selector options', () => {
+  it('keeps Anthropic Opus 4.8, 4.7, and explicit Opus 4.6 in the fallback selector options', () => {
     expect(getAvailableTeamProviderModelOptions('anthropic')).toEqual([
       {
         value: '',
@@ -555,6 +555,13 @@ describe('teamModelAvailability', () => {
       },
       {
         value: 'opus',
+        label: 'Opus 4.8',
+        badgeLabel: 'Opus 4.8',
+        availabilityStatus: 'available',
+        availabilityReason: null,
+      },
+      {
+        value: 'claude-opus-4-7',
         label: 'Opus 4.7',
         badgeLabel: 'Opus 4.7',
         availabilityStatus: 'available',

test/renderer/utils/teamModelCatalog.test.ts

@@ -22,7 +22,7 @@ describe('teamModelCatalog', () => {
     ).toEqual(['gpt-5.4', 'gpt-5.4-mini', 'gpt-5.3-codex', 'gpt-5.2', 'gpt-5.1-codex-max']);
   });
 
-  it('adds curated Anthropic Opus 4.7 badges when the runtime list only reports legacy Opus variants', () => {
+  it('adds curated Anthropic Opus 4.8 badges when the runtime list only reports legacy Opus variants', () => {
     expect(
       getVisibleTeamProviderModels('anthropic', [
         'claude-haiku-4-5-20251001',
@@ -33,6 +33,8 @@ describe('teamModelCatalog', () => {
       ])
     ).toEqual([
       'claude-haiku-4-5-20251001',
+      'claude-opus-4-8',
+      'claude-opus-4-8[1m]',
       'claude-opus-4-7',
       'claude-opus-4-7[1m]',
       'claude-opus-4-6',