Even after upgrading your OpenAI API, you may still see errors if your API key is incorrect or if you haven't reached the required usage tier.
First, verify your API key at OpenAI API Keys and update it in Clay.
For reliable OpenAI use in Clay, you need at least tier 2 API access with 30,000 TPM for ChatGPT columns and 450,000 TPM for Claygent. Check your current tier at OpenAI Usage Limits.
If you need further help, request human assistance by clicking "Talk to a person."