Update model multipliers, plan limits, and excess request cost based on feedback

Co-authored-by: rajbos <6085745+rajbos@users.noreply.github.com>

Author: Copilot

src/lib/utils.ts

@@ -184,9 +184,9 @@ export function getModelUsageSummary(data: CopilotUsageData[]): ModelUsageSummar
         compliantRequests: 0,
         exceedingRequests: 0,
         multiplier,
-        individualPlanLimit: Math.floor(PLAN_MONTHLY_LIMITS[COPILOT_PLANS.INDIVIDUAL] / multiplier),
-        businessPlanLimit: Math.floor(PLAN_MONTHLY_LIMITS[COPILOT_PLANS.BUSINESS] / multiplier),
-        enterprisePlanLimit: Math.floor(PLAN_MONTHLY_LIMITS[COPILOT_PLANS.ENTERPRISE] / multiplier),
+        individualPlanLimit: multiplier === 0 ? Infinity : Math.floor(PLAN_MONTHLY_LIMITS[COPILOT_PLANS.INDIVIDUAL] / multiplier),
+        businessPlanLimit: multiplier === 0 ? Infinity : Math.floor(PLAN_MONTHLY_LIMITS[COPILOT_PLANS.BUSINESS] / multiplier),
+        enterprisePlanLimit: multiplier === 0 ? Infinity : Math.floor(PLAN_MONTHLY_LIMITS[COPILOT_PLANS.ENTERPRISE] / multiplier),
         excessCost: 0
       };
     }
@@ -219,6 +219,14 @@ export function getModelUsageSummary(data: CopilotUsageData[]): ModelUsageSummar
       groupedSummary[key].exceedingRequests += item.exceedingRequests;
     }
 
+    // For grouped default models, ensure multiplier is 0 and limits are set correctly
+    if (key === 'Default') {
+      groupedSummary[key].multiplier = 0;
+      groupedSummary[key].individualPlanLimit = Infinity;
+      groupedSummary[key].businessPlanLimit = Infinity;
+      groupedSummary[key].enterprisePlanLimit = Infinity;
+    }
+    
     // Calculate excess cost
     groupedSummary[key].excessCost = groupedSummary[key].exceedingRequests * groupedSummary[key].multiplier * EXCESS_REQUEST_COST;
   });
@@ -281,29 +289,46 @@ export const COPILOT_PLANS = {
 } as const;
 
 export const PLAN_MONTHLY_LIMITS = {
-  [COPILOT_PLANS.INDIVIDUAL]: 150,
-  [COPILOT_PLANS.BUSINESS]: 500,
-  [COPILOT_PLANS.ENTERPRISE]: 500
+  [COPILOT_PLANS.INDIVIDUAL]: 50,
+  [COPILOT_PLANS.BUSINESS]: 300,
+  [COPILOT_PLANS.ENTERPRISE]: 1000
 } as const;
 
-// Model multipliers based on GitHub documentation
+// Model multipliers based on GitHub documentation (for paid plans)
 export const MODEL_MULTIPLIERS: Record<string, number> = {
-  // Default models (1x multiplier)
-  'gpt-4o-2024-11-20': 1,
-  'gpt-4.1-2025-04-14': 1,
+  // Default models (0x multiplier for paid plans)
+  'gpt-4o-2024-11-20': 0,
+  'gpt-4.1-2025-04-14': 0,
+  'gpt-4o': 0,
+  'gpt-4.1': 0,
+  // GPT-4.5 models
+  'gpt-4.5': 50,
   // Vision models
-  'gpt-4.1-vision': 1,
-  // O-series models (higher multipliers)
-  'o3-mini-2025-01-31': 1,
-  'o4-mini-2025-04-16': 1,
+  'gpt-4.1-vision': 0,
+  // Claude models
+  'claude-sonnet-3.5': 1,
+  'claude-sonnet-3.7': 1,
+  'claude-sonnet-3.7-thinking': 1.25,
+  'claude-sonnet-4': 1,
+  'claude-opus-4': 10,
+  // Gemini models
+  'gemini-2.0-flash': 0.25,
+  'gemini-2.5-pro': 1,
+  // O-series models
+  'o1': 10,
+  'o3': 1,
+  'o3-mini': 0.33,
+  'o3-mini-2025-01-31': 0.33,
+  'o4-mini': 0.33,
+  'o4-mini-2025-04-16': 0.33,
   // Add other models as needed - fallback to 1x for unknown models
 };
 
 // Default models that should be grouped
 export const DEFAULT_MODELS = ['gpt-4o-2024-11-20', 'gpt-4.1-2025-04-14'];
 
 // Cost per excess request (in USD) for premium requests
-export const EXCESS_REQUEST_COST = 0.15; // $0.15 per excess request
+export const EXCESS_REQUEST_COST = 0.04; // $0.04 per excess request
 
 export function getPowerUsers(data: CopilotUsageData[]): PowerUserSummary {
   // First, aggregate total requests per user

src/test/model-info-limits.test.ts

@@ -52,10 +52,10 @@ describe('Model Info and Limits Feature', () => {
     expect(defaultGroup).toBeDefined();
 
     if (defaultGroup) {
-      expect(defaultGroup.multiplier).toBe(1);
-      expect(defaultGroup.individualPlanLimit).toBe(150); // 150 / 1
-      expect(defaultGroup.businessPlanLimit).toBe(500); // 500 / 1
-      expect(defaultGroup.enterprisePlanLimit).toBe(500); // 500 / 1
+      expect(defaultGroup.multiplier).toBe(0);
+      expect(defaultGroup.individualPlanLimit).toBe(Infinity); // 0x multiplier = unlimited
+      expect(defaultGroup.businessPlanLimit).toBe(Infinity); // 0x multiplier = unlimited
+      expect(defaultGroup.enterprisePlanLimit).toBe(Infinity); // 0x multiplier = unlimited
     }
   });
 
@@ -98,14 +98,14 @@ describe('Model Info and Limits Feature', () => {
     expect(defaultGroup).toBeDefined();
 
     if (defaultGroup) {
-      // 50 exceeding requests * 1x multiplier * $0.15 = $7.50
-      expect(defaultGroup.excessCost).toBe(50 * 1 * EXCESS_REQUEST_COST);
+      // 50 exceeding requests * 0x multiplier * $0.04 = $0.00
+      expect(defaultGroup.excessCost).toBe(50 * 0 * EXCESS_REQUEST_COST);
     }
 
     const o3Model = result.find(item => item.model === 'o3-mini-2025-01-31');
     if (o3Model) {
-      // 10 exceeding requests * 1x multiplier * $0.15 = $1.50
-      expect(o3Model.excessCost).toBe(10 * 1 * EXCESS_REQUEST_COST);
+      // 10 exceeding requests * 0.33x multiplier * $0.04 = $0.132
+      expect(o3Model.excessCost).toBe(10 * 0.33 * EXCESS_REQUEST_COST);
     }
   });
 
@@ -157,8 +157,8 @@ describe('Model Info and Limits Feature', () => {
     expect(result).toHaveLength(1);
     expect(result[0].model).toBe('unknown-model-2025');
     expect(result[0].multiplier).toBe(1); // Default multiplier
-    expect(result[0].individualPlanLimit).toBe(150); // 150 / 1
-    expect(result[0].businessPlanLimit).toBe(500); // 500 / 1
+    expect(result[0].individualPlanLimit).toBe(50); // 50 / 1
+    expect(result[0].businessPlanLimit).toBe(300); // 300 / 1
   });
 
   it('should sort results by total requests descending', () => {