Glossary

The terms the portal and these docs use, with the page that covers each one. For how they fit together, see Concepts.

Term Meaning Covered in
Action One thing a Web Agent can do in your app, such as deals.create. Generated code that runs in the page, in the user's session. Actions
Agent Gateway The product that publishes your APIs to AI clients over MCP and REST. Agent Gateway
Analysis The run in which Faustine reads your code and writes the actions of a Web Agent or the operations of an API. The analysis
API What Faustine knows about one of your services: its operations, their schemas and how it authenticates. APIs
API key A credential for automations and code, sent as a bearer token. Starts with fik_. Create an API key
Code mode A serving mode in which the AI client gets three tools (search_operations, get_operation, run_code) and writes one script for each task. Serving modes: Code and Tools
Confirmation A person saying yes before an action or an operation runs. Require confirmation for an action, Confirmation
Confirmation card The card that a gateway shows in the AI client's conversation to ask the person for confirmation. Confirmation
Connection Where an API's service runs (its base URL) and the values of the credential Faustine uses to reach it. Connections
Credential Who may call one environment of a gateway: an API key or a gateway user. Scope a key or user
Draft The unpublished state of a Web Agent or an API. Changes go into the draft until you publish. Versions, environments and deployments
Environment A named place where a version is served, such as Production or Staging. Versions, environments and deployments, Environments
Gateway One address that serves one or more of your APIs to AI clients. You create it in Agent Gateway. Create a gateway
Gateway user A credential for a person, who signs in from their AI client. Create a gateway user
The Guide The part of a Web Agent that teaches people to use the app: it knows the screens, answers how-to questions and points at what to select. The Guide
Model provider The AI service a workspace runs on, such as Anthropic or Amazon Bedrock. Buttons in the portal call it "AI provider". Model providers
Module A group of a Web Agent's actions that belong to one feature of the app. Choose what to analyze
Operation One call an AI client can make to an API, such as crm.deals.create. A read or a write. Operations
Portal The Faustine web app where you create and manage everything in your workspace. What is Faustine
Recipe A composite operation: several calls to an API in one step, written as a short script. Recipes
Release target The environment of a Web Agent that serves each new version as soon as it is published. Publish a version
Tools mode A serving mode in which every served operation is its own MCP tool. Serving modes: Code and Tools
Version A published, numbered snapshot of a Web Agent or an API. It does not change. Publish a version, Versions and updates
Web Agent An agent inside your web app, built from the app's code. Buttons in the portal call it "assistant". Web Agents
Widget What the user sees in your app: the launcher and the chat window of a Web Agent. Appearance
Workspace Your company's account in Faustine, with its agents, APIs, gateways, team, billing and model provider. Work in more than one workspace

Next steps

  • Concepts: the same terms, grouped by product.
  • Limits: the size, time and count limits of each area.

Last updated November 13, 2026