Prompty runs well in 'Test' mode but not with 'Open test chat page'

[BethanyJep]

🐛 Bug Description
Testing my prompt using prompty 'Test' (F5) is working correctly, but if I test the same with the 'testChat page', I get an error.

The model parameters

model:
api: chat
configuration:
type: openai
name: gpt-4o
base_url: "${env:OPENAI_BASE_URL}"
api_key: "${env:OPENAI_API_KEY}"

.env file
OPENAI_API_KEY=sk-....
OPENAI_ORG_ID=

PS. The editor says that the api_key parameter is not allowed

The prompt test with F5: