Information
  • Author: Appian Corporation
  • Type: Plug-in (Function & Smart Service)
  • Support: This plug-in or utility is not supported by the author. The content is free to use with a licensed product, but it is made available as-is and Community supported.
  • Compatible Version(s): 26.3
  • First Released:
  • Last Updated:
  • Cost: Free
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Home » AppMarket » Appian Dev MCP (26-3)

Appian Dev MCP (26-3)

Overview

Appian developers increasingly want to work alongside AI coding assistants, but those assistants have no safe, structured way to interact with an Appian environment. Appian Dev MCP closes that gap: it lets you drive Appian design work through natural language in any MCP-compatible AI client (such as Claude). Instead of clicking through Appian Designer object by object, you can ask your assistant to scaffold a new application, create record types and their backing database tables, add expression rules and interfaces, configure constants and integrations, or make repetitive and bulk changes — accelerating prototyping, application scaffolding, and routine development. Because the MCP server runs in your environment and acts as the signed-in developer, all work stays within your site and your existing permission boundaries.

Key Features & Functionality

  • Embedded, ready-to-run MCP server — install the plug-in, download the bundled server from it, and point any MCP-compatible AI client (e.g., Claude) at it. No separate infrastructure to stand up.
  • Broad design-object coverage (120+ tools) — list, read, create, update, and delete Applications, Record Types (including database tables, fields, relationships, views, and actions), Constants (including list-typed), Expression Rules, Interfaces, Sites, Web APIs, Integrations, Connected Systems, Process Models, Groups, Folders, and Documents.
  • Flexible authentication — HTTP Basic for standard accounts, or browser-based single sign-on (SSO) for environments that require it, capturing your session through a normal browser login.
  • Security-first by design — access is limited to Designer and administrator roles, and every operation executes under the authenticated user's own permissions, scoped to the objects they're allowed to see.

After installing the plugin, please use https://docs.appian.com/suite/help/26.5/devmcp.html for instructions on installation and use.

Note: until late June 2026, using this on your site may require a support case to turn on the correct feature toggle.

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