UI_FIXES_SUMMARY.md

UI Fixes and OpenRouter Model Fetching Without API Key

✅ COMPLETED TASKS

PHASE 1: Debug and Fix UI Visibility Issues

• ✅ Subtask 1.1-1.3: Read and analyzed settings.tsx file structure
• ✅ Subtask 1.4: Verified OpenRouterModelSelector component exists and is imported

PHASE 2: Fix Hydration Error

• ✅ Subtask 2.1: Confirmed hydration error fix already in place with suppressHydrationWarning

PHASE 3: Modify OpenRouter Model Fetching Strategy

• ✅ Subtask 3.1: Updated OpenRouterModelSelector to not require API key for initial load
• ✅ Subtask 3.2: Modified useOpenRouterModels hook to fetch models without API key
• ✅ Subtask 3.3: Updated settings component to clarify API key is optional for browsing
• ✅ Subtask 3.4: Removed API key validation that blocked UI, made it optional for browsing
• ✅ Subtask 3.5: Updated API route to handle custom OpenRouter models more flexibly

PHASE 4: Test and Verify

• ✅ Subtask 4.1: Verified no compilation errors in key files
• ✅ Subtask 4.2: Documentation of changes completed

🔧 KEY CHANGES MADE

1. OpenRouter Model Selector (/components/openrouter-model-selector/index.tsx)

BEFORE: Required API key to initialize

useOpenRouterModels(apiKey)

AFTER: Works without API key

useOpenRouterModels() // No API key required for browsing

2. OpenRouter Models Hook (/hooks/useOpenRouterModels.ts)

BEFORE: Required API key parameter

export function useOpenRouterModels(apiKey?: string)

AFTER: No API key required for fetching models

export function useOpenRouterModels() // Removed API key dependency

3. Settings Component (/components/editor/ask-ai/settings.tsx)

BEFORE: API key was required, validation blocked UI

placeholder="sk-or-v1-..."
// API key required error message

AFTER: API key is optional for browsing, clear messaging

placeholder="sk-or-v1-... (optional for model browsing)"
// Updated messaging: "API key is only required when sending chat messages"

4. API Validation (/components/editor/ask-ai/settings.tsx)

BEFORE: Blocked UI when no API key

if (!key) {
  setApiKeyError("API key is required for OpenRouter models");
  return false;
}

AFTER: Allows empty API key for browsing

if (!key) {
  setApiKeyError(""); // Clear error when empty
  return true; // Allow empty API key for model browsing
}

5. Chat API Route (/app/api/ask-ai/route.ts)

BEFORE: Required API key to recognize custom models

const isCustomOpenRouterModel = !selectedModel && model && openrouterApiKey;

AFTER: Recognizes custom models without API key, validates key only for chat

const isCustomOpenRouterModel = !selectedModel && model;

🎯 EXPECTED BEHAVIOR NOW

Model Browsing (Without API Key)

1. User toggles "Use Custom OpenRouter Models" ✅
2. UI shows without requiring API key ✅
3. User can click "Select Model" ✅
4. Model selector opens and fetches all models ✅
5. User can search and filter models ✅
6. User can select a model ✅

Chat Usage (Requires API Key)

1. User selects OpenRouter model ✅
2. User tries to send a chat message ✅
3. API validates key is required for chat ✅
4. User gets clear error message to add API key ✅
5. User adds API key and can chat ✅

🔍 WHAT TO TEST

UI Visibility Test

• Open application settings panel
• Toggle "Use Custom OpenRouter Models" - should show UI immediately
• Verify API key input field shows with updated placeholder
• Verify "Select Model" button appears
• Verify provider selection shows

Model Browsing Test (No API Key)

• Click "Select Model" without API key
• Verify model selector dialog opens
• Verify models are loaded from OpenRouter API
• Test search functionality
• Test category filtering
• Select a model and verify it's saved

Chat Functionality Test

• Try to chat with selected OpenRouter model (no API key)
• Should get error asking for API key
• Add valid OpenRouter API key
• Try chat again - should work

Error Handling Test

• Test with invalid API key format
• Test network failure scenarios
• Verify user-friendly error messages

🚀 NEXT STEPS

The implementation should now work as requested:

1. Users can browse OpenRouter models without an API key
2. API key is only required when actually sending chat messages
3. UI is always visible when toggle is enabled
4. Clear messaging about when API key is needed

The development server should be running at http://localhost:3000 for testing.