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Cursor lets you bring your own OpenAI-compatible key. Point it at AIsa’s endpoint and every model in the AIsa catalog becomes available in Cursor’s chat and agent modes. AIsa endpoint:

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Prerequisites

Before you start, make sure you have:

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1. Open Cursor’s model settings

1

Open Cursor Settings

Press Cmd+Shift+J (macOS) or Ctrl+Shift+J (Windows/Linux), or use the gear icon in the top-right corner.
2

Go to Models

Select the Models tab, then scroll to the API Keys section.

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2. Configure the AIsa endpoint

1

Enter your AIsa key

In the OpenAI API Key field, paste your AIsa key (sk-aisa-...).
2

Override the base URL

Enable Override OpenAI Base URL and enter:
3

Verify

Click Verify. Cursor sends a test request through AIsa; a green check means the endpoint and key are working.

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3. Add AIsa models

In the model list on the same Models page, click Add model and enter the exact AIsa model ID you want to use, for example:
Enable the models you added, then select one from the model picker in chat or agent mode. The full list of IDs is in the model catalog.
Custom API keys apply to Cursor’s chat and agent requests. Cursor-native features such as Tab autocomplete continue to use Cursor’s own models and subscription.

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4. Connect AIsa capabilities

Open a chat or agent session in Cursor and paste:
Cursor’s agent will fetch AIsa’s agent-facing instructions and guide you through the remaining setup. Try:

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Quick reference

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Troubleshooting

Use AIsa in Claude Code

Configure Claude Code with the same AIsa key.

Authentication

API key creation, rotation, and storage best practices.

Model Catalog

Browse model IDs before adding them to Cursor.