If your end-to-end latency P90 exceeds 3 seconds, follow these troubleshooting steps.
1

Check Estimated Latency

  1. Look for features marked with a turtle icon 🐢 in your configuration
  2. Check if your estimated latency is higher than 1.5s
  3. If high, disable some features to reduce latency
Features that increase latency
2

Monitor LLM Response Time

  1. Check your current LLM latency
  2. Compare against normal range (500ms - 900ms)
  3. If consistently above 900ms:
    • Use fast tier
    • Switch to an alternative LLM provider
    • Or wait for your current provider to resolve performance issues
3

Check Status Page

  1. Check the Status Page for any ongoing issues
  2. If there are any ongoing issues, wait for them to resolve
4

Contact Support

If the above steps don’t resolve your latency issues:
  1. Locate your call ID
  2. Email support@retellai.com
  3. Include:
    • Your call ID
    • Steps you’ve already tried
    • Current latency measurements