diff --git a/sidecar/claude-runner.ts b/sidecar/claude-runner.ts
index 43b5a6b..f4da594 100644
--- a/sidecar/claude-runner.ts
+++ b/sidecar/claude-runner.ts
@@ -146,16 +146,9 @@ async function handleQuery(msg: QueryMessage) {
         maxBudgetUsd: maxBudgetUsd ?? undefined,
         resume: resumeOpt,
         continue: continueOpt,
-        allowedTools: [
-          'Bash', 'Read', 'Write', 'Edit', 'Glob', 'Grep',
-          'WebSearch', 'WebFetch', 'TodoWrite', 'NotebookEdit',
-        ],
         permissionMode: (permissionMode ?? 'bypassPermissions') as 'bypassPermissions' | 'default',
         allowDangerouslySkipPermissions: (permissionMode ?? 'bypassPermissions') === 'bypassPermissions',
-        settingSources: settingSources ?? ['user', 'project'],
-        systemPrompt: systemPrompt
-          ? systemPrompt
-          : { type: 'preset' as const, preset: 'claude_code' as const },
+        ...(systemPrompt ? { systemPrompt } : {}),
         model: model ?? undefined,
         additionalDirectories: additionalDirectories ?? undefined,
         extraArgs: worktreeName ? { worktree: worktreeName } : undefined,