Fix Claude model name: use claude-sonnet-4-5 (correct format per documentation)

Author: htilly

.github/agent/agent.mjs

@@ -42,6 +42,17 @@ if (provider === "claude") {
   }
   aiClient = new Anthropic({ apiKey });
   aiModel = process.env.CLAUDE_MODEL || "claude-sonnet-4-5";
+  
+  // Validate model name format (warn if incorrect)
+  if (aiModel.includes("claude-4-5") || aiModel.includes("claude-3-5")) {
+    // Check for common incorrect formats
+    if (aiModel.match(/claude-[0-9]-[0-9]-sonnet/)) {
+      console.warn(`[AGENT] WARNING: Model name "${aiModel}" appears to be in incorrect format.`);
+      console.warn(`[AGENT] Correct format: claude-sonnet-4-5 (not claude-4-5-sonnet)`);
+      console.warn(`[AGENT] See: https://platform.claude.com/docs/en/about-claude/models/overview`);
+    }
+  }
+  
   console.log(`[AGENT] Using Claude (Anthropic) with model: ${aiModel}`);
 } else if (provider === "openai") {
   // OpenAI (original)

.github/workflows/aicode-agent.yml

@@ -37,9 +37,11 @@ jobs:
           # AI Provider selection (claude, openai, or gemini)
           AI_PROVIDER: ${{ secrets.AI_PROVIDER || 'claude' }}
           # Claude/Anthropic (default, FREE tier available)
+          # Model names: claude-sonnet-4-5 (recommended), claude-haiku-4-5, claude-opus-4-5
+          # See: https://platform.claude.com/docs/en/about-claude/models/overview
           ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
           CLAUDE_API_KEY: ${{ secrets.CLAUDE_API_KEY }}
-          CLAUDE_MODEL: ${{ secrets.CLAUDE_MODEL || 'claude-3-5-sonnet-latest' }}
+          CLAUDE_MODEL: ${{ secrets.CLAUDE_MODEL || 'claude-sonnet-4-5' }}
           # OpenAI (fallback)
           OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
           OPENAI_MODEL: ${{ secrets.OPENAI_MODEL || 'gpt-4o' }}