From fe525750f67860ac8737f1617546aa422e26314b Mon Sep 17 00:00:00 2001
From: mawkone <mark@getacquired.com>
Date: Tue, 19 May 2026 16:17:01 -0700
Subject: [PATCH] fix(runner): completely remove thinkingConfig from Gemini
 payload

---
 vibn-agent-runner/src/llm/gemini-chat.ts   |  6 ++----
 vibn-agent-runner/strip_thinking_runner.js | 10 ++++++++++
 2 files changed, 12 insertions(+), 4 deletions(-)
 create mode 100644 vibn-agent-runner/strip_thinking_runner.js

diff --git a/vibn-agent-runner/src/llm/gemini-chat.ts b/vibn-agent-runner/src/llm/gemini-chat.ts
index 00a4d47..40c5808 100644
--- a/vibn-agent-runner/src/llm/gemini-chat.ts
+++ b/vibn-agent-runner/src/llm/gemini-chat.ts
@@ -113,9 +113,7 @@ export async function callGeminiChat(opts: {
         config.systemInstruction = opts.systemPrompt;
     }
 
-    if (opts.includeThoughts) {
-        config.thinkingConfig = { thinkingBudget: 1024 };
-    }
+    
 
     const fns = toGeminiFunctions(opts.tools ?? []);
     if (fns) config.tools = fns;
@@ -174,7 +172,7 @@ export async function* streamGeminiChat(opts: {
     const config: any = {
       temperature: opts.temperature ?? 0.7,
       maxOutputTokens: 8192,
-      thinkingConfig: { thinkingBudget: 1024 },
+      
     };
 
     if (opts.systemPrompt) {
diff --git a/vibn-agent-runner/strip_thinking_runner.js b/vibn-agent-runner/strip_thinking_runner.js
new file mode 100644
index 0000000..6602b02
--- /dev/null
+++ b/vibn-agent-runner/strip_thinking_runner.js
@@ -0,0 +1,10 @@
+const fs = require('fs');
+const file1 = 'src/llm/gemini-chat.ts';
+
+if (fs.existsSync(file1)) {
+  let code1 = fs.readFileSync(file1, 'utf8');
+  code1 = code1.replace(/if \(opts\.includeThoughts\) \{\n\s*config\.thinkingConfig = \{ thinkingBudget: 1024 \};\n\s*\}/g, '');
+  code1 = code1.replace(/thinkingConfig: \{ thinkingBudget: 1024 \},/g, '');
+  fs.writeFileSync(file1, code1);
+  console.log("Stripped thinkingConfig entirely from Runner Gemini payload");
+}