Rate limits

{
  "errors": [
    {
      "code": "rate_limited",
      "detail": "Too many requests. Please try again later.",
      "status": "429",
      "meta": {
        "supportId": "req_a1b2c3d4e5f6"
      }
    }
  ]
}

import asyncio
import httpx

async def request_with_backoff(client: httpx.AsyncClient, url: str, **kwargs):
    max_retries = 3
    for attempt in range(max_retries):
        response = await client.get(url, **kwargs)
        if response.status_code != 429:
            return response
        # Honor Retry-After when present, else fall back to exponential backoff.
        retry_after = response.headers.get("Retry-After")
        wait = int(retry_after) if retry_after else 2 ** attempt
        await asyncio.sleep(wait)
    return response