Retool has concluded the public beta period for Assist, and Assist is no longer available in the classic app builder for most cloud or self-hosted instances. Certain customers retained access until December 31, 2026, in order to migrate off the tool. If your organization retained access, see Assist for supported models and setup instructions.
Live on cloud • All plans Public beta Retool now supports using external MCPs as resources in the app builder . The app building agent creates function calls to utilize tools from your connected MCP servers, which can be used while building or at app runtime.
Live on cloud • Team • Business • Enterprise Public beta 4.62 Edge • Team • Business • Enterprise Public beta 4.34.4 Stable • Team • Business • Enterprise Public beta The Retool CLI is now available in public beta.
The following patches are now available on the Stable release channel: Retool 4.34.4 Retool 4.0.17 Update your Retool instance to apply the latest bug fixes and security patches.
Live on cloud • All plans You can now embed apps in other apps, in classic apps, and in apps or websites outside Retool using an iframe. To enable app embedding, an organization admin adds Content Security Policy directive rules that name the pages that are allowed to frame your app. Refer to the Embed apps guide to learn how.
The following patches are now available on the Stable release channel: Retool 4.34.3 Retool 4.0.16 Update your Retool instance to apply the latest bug fixes and security patches.
Live on cloud Retool now supports the following new AI models: GPT 5.4 Mini through OpenAI for AI resource queries . GPT 5.4 Nano through OpenAI for AI resource queries . GPT 6 Astra through OpenAI for AI resource queries . Claude Fable 5.1 through Anthropic and Amazon Bedrock for AI resource queries .
Version 3.0 of the Microsoft SQL integration accepts array values in query parameters. Retool converts an array to a comma-separated string before passing it to SQL Server, which matches the behavior of version 1.0.
Live on cloud Retool introduced several features to help Enterprise organizations manage AI usage. Use the new centralized settings page, AI visibility , to view AI credit usage and BYOK AI token usage. Navigate to Settings , and select Retool managed keys or Bring your own key from the dropdown at the top of the page.
Live on cloud Retool now supports manual file management of apps from the Code tab of the app builder . This enables builders to exercise finer-grained control over code files without needing to prompt the agent and consume credits. Builders can manually add: Folder : A new empty folder inside the frontend or backend directory of your app.
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