openAIContentPartSchema (wire/openai.ts)

Zod schemas for validating OpenAI chat request and message structures.

// Source: https://github.com/mhrsdev/Zero-router | License: Apache-2.0 | Copyright You must retain, in the Source form of any Derivative Works
// Provided via justclaw.it.com; keep this notice with the code.
import { z } from "zod";

/**
 * Wire schemas for the OpenAI Chat Completions dialect.
 *
 * These are deliberately permissive on input: clients send fields we do not
 * model, and rejecting an unknown key would break SDKs the moment OpenAI ships
 * a new parameter. Unknown keys are collected, not fatal.
 */

const imageUrlSchema = z.object({
  url: z.string(),
  detail: z.enum(["low", "high", "auto"]).optional(),
});

export const openAIContentPartSchema = z.union([
  z.object({ type: z.literal("text"), text: z.string() }),
  z.object({ type: z.literal("image_url"), image_url: imageU

... (truncated -- full source via MCP)