feat(llm): pass strict through tool definitions for Codex parity (#33392)

packages/llm/src/protocols/openai-responses.ts

@@ -258,6 +258,8 @@ const lowerTool = (tool: ToolDefinition): OpenAIResponsesTool => ({
   name: tool.name,
   description: tool.description,
   parameters: ProviderShared.openAiToolInputSchema(tool.inputSchema),
+  // TODO: Read this from OpenAI-specific tool options so direct LLM callers can opt into strict schemas.
+  strict: false,
 })
 
 const lowerToolChoice = (toolChoice: NonNullable<LLMRequest["toolChoice"]>) =>