Include model id in system prompt

Author: jahooma

agents/base2/base2.ts

@@ -25,10 +25,11 @@ export function createBase2(
   const isFree = mode === 'free'
 
   const isSonnet = false
+  const model = isFree ? 'z-ai/glm-5.1' : 'anthropic/claude-opus-4.6'
 
   return {
     publisher,
-    model: isFree ? 'z-ai/glm-5.1' : 'anthropic/claude-opus-4.6',
+    model,
     providerOptions: isFree ? {
       data_collection: 'deny',
     } : {
@@ -165,6 +166,8 @@ Use the spawn_agents tool to spawn specialized agents to help you complete the u
 
 # Codebuff Meta-information
 
+You are running on the ${model} model.
+
 Users send prompts to you in one of a few user-selected modes, like DEFAULT, MAX, or PLAN.
 
 Every prompt sent consumes the user's credits, which is calculated based on the API cost of the models used.