chatgpt-codex-router/test-direct-response.js

import { getAccessToken } from './dist/auth/token-refresh.js';
import { getAccountId } from './dist/auth/token-refresh.js';

const accessToken = await getAccessToken();
const accountId = await getAccountId();

if (!accessToken || !accountId) {
  console.error('No token or account ID');
  process.exit(1);
}

const instructions = await import('./dist/prompts/index.js').then(m => m.getCodexInstructions('gpt-5.1'));

const response = await fetch('https://chatgpt.com/backend-api/codex/responses', {
  method: 'POST',
  headers: {
    'Authorization': `Bearer ${accessToken}`,
    'openai-account-id': accountId,
    'openai-beta': 'responses=2',
    'openai-originator': 'codex_cli_rs',
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
    model: 'gpt-5.1',
    input: [
      {
        type: 'message',
        role: 'user',
        content: [
          {
            type: 'input_text',
            text: 'Hello, say hi in one word'
          }
        ]
      }
    ],
    stream: true,
    store: false,
    reasoning: { effort: 'medium', summary: 'auto' },
    instructions: instructions
  })
});

console.log('Status:', response.status);

const reader = response.body.getReader();
const decoder = new TextDecoder();
let buffer = '';
let chunks = 0;

while (true) {
  const { done, value } = await reader.read();
  if (done) break;
  
  buffer += decoder.decode(value, { stream: true });
  const lines = buffer.split('\n');
  buffer = lines.pop() || '';
  
  for (const line of lines) {
    if (line.startsWith('data: ')) {
      chunks++;
      const data = line.substring(6);
      if (data.trim() !== '[DONE]') {
        try {
          const parsed = JSON.parse(data);
          console.log(`Chunk ${chunks}: type="${parsed.type}", delta=`, parsed.delta ? JSON.stringify(parsed.delta).substring(0, 100) : 'N/A');
          if (chunks >= 10) process.exit(0);
        } catch (e) {
          console.log(`Raw chunk ${chunks}:`, data.substring(0, 100));
        }
      }
    }
  }
}