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ChatRex responds through your OpenAI account

Connect your own OpenAI API key and use it to process messages with the ChatRex bot. OpenAI expenses and the ChatRex tariff are taken into account separately, and the key remains a proprietary secret

  • Responds using your scenario
  • Stores customer data
  • Transfers the context

How ChatRex works with your OpenAI account

ChatRexonline · bot response
Today
Help us choose a solution for the sales department10:24
How many managers work with incoming requests?10:24✓✓
Action completed in ChatGPT / OpenAIThe response is generated via the connected OpenAI API
Scenario 01

Processes messages through the connected API

ChatRex sends the model context within your OpenAI API project and returns the generated response to the client

Own API project

ChatRex uses your OpenAI project key to process messages

Checking the connection

After adding the key, a test dialog confirms the availability of the model and billing

Separate API billing

ChatGPT Subscription and OpenAI API Costs - Different Products and Accounts

Connecting OpenAI to ChatRex

What happens to each request, why it matters to the business, and where the team saves time

Own API project

ChatRex uses your OpenAI project key to process messages

Checking the connection

After adding the key, a test dialog confirms the availability of the model and billing

Separate API billing

ChatGPT Subscription and OpenAI API Costs - Different Products and Accounts

Selecting an Available Model

Operation depends on the models and rights available to the connected OpenAI project

The key does not open

The secret is not published on the site and is not added to prompts or the knowledge base

Diagnostics by response

If the bot does not respond, the project, billing, key and access to the model are checked

Where teams use this integration

Practical scenarios with a clear handoff and an observable result for the team.

Cost control

Using a corporate OpenAI project

API costs are reflected in the project selected by the owner

Infrastructure

Single key for a consistent environment

The team manages access to the model separately from the bot content

Testing

Checking the model before launch

Access error detected in test dialog

Let's show you how to connect your OpenAI API

Let's check the project and billing, add the key to the settings and launch a secure test dialog.

How to launch the integration

1

Create an API key

Checking the OpenAI project, rights and active API billing

2

Connecting the source

Adding a key in ChatRex secure settings

3

Testing the answer

We start the conversation and make sure that the selected model is available

How ChatRex compares with other solutions

Criterion
ChatRex
Other solutions
API account
Your OpenAI project
Opaque shared provider
Billing
OpenAI and ChatRex separated
Expenses are mixed
Secret
Stored in settings
Risk of getting into a prompt
Check
Test response before launch
An error is detected on the client