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Overview

Jev is a decision model by TypeSafe. It is not a chat model: instead of generating text, it answers typed questions about an input with calibrated probabilities, in well under a second. Use it in your apps for classification, routing, triage, moderation and scoring. The Jev connector works in one of three ways, depending on the API key you give it:
Published apps use the connector’s key. If you publish a Workshop app that uses this connector, visitors make requests using it — billed to your Workshop credits, or to your OpenRouter or TypeSafe account.

Connecting to Workshop

1

Open the Hub

Open the Workshop Hub from the sidebar.
2

Go to Connectors

Click the Connectors tab.
3

Select Jev

Click the Jev card.
4

Enter details

Enter a Connection Name (e.g., “My Jev”). Leave API Key empty to use Workshop credits, or paste an OpenRouter or TypeSafe API key.
5

Save

Click Add Connection.
Your Jev connection is now active and available across all conversations. When you leave the key empty, Workshop creates a Workshop API key for the connection. Deleting the connection, or switching it to your own key, revokes that key.

Verifying Your Connection

Ask Workshop:
If the app returns a spam probability for each email, your connection is working.

How Jev Answers

Each request sends an input (the state) and one or more named questions. There are three question types: Workshop’s agent knows how to write these requests; describe the decision you want in plain language.

Troubleshooting

Learn More