What Retool shipped
Each line links to Retool's own note; the short summaries are FoxPlug's. Not affiliated with Retool.
November 2026
November 2026 brought service users for workflows, self-hosted stable patches, Microsoft SQL 1.0/2.0 removal, app testing rollout, and a Google Cloud Marketplace listing.
- November 5, 2026 · Self-hosted Retool 4.34 and 4.0 stable updates
Retool 4.34.16 and 4.0.28 patches are available on the Stable release channel with bug fixes and security patches.
- November 5, 2026 · Service users for workflows
Scheduled, webhook, and query-triggered workflows can now run as a service user on Business and Enterprise plans. A permission group is chosen in the Triggers panel, and edit access and run logs are limited to that group and admins.
- November 4, 2026 · Retool 4.88 Edge for self-hosted instances
- November 4, 2026 · Microsoft SQL integration versions 1.0 and 2.0 removed
Microsoft SQL integration versions 1.0 and 2.0 were removed, affecting dependent apps, workflows and queries. Affected resources should be updated to version 3.0, which accepts array values in query parameters.
- November 3, 2026 · Retool on Google Cloud Marketplace
Retool is available on Google Cloud Marketplace with private offers billed through Google Cloud, and a Blueprints listing deploys self-hosted Retool to GKE.
- November 3, 2026 · App testing
A Build with tests setting lets you validate app behavior and catch unintended changes before publishing. It is rolling out to cloud organizations and is not yet available for self-hosted.
October 2026
Retool shipped monthly self-hosted patches, app builder GA with source control and private npm registries, embedded app auth, and resource environment switching.
- October 30, 2026 · Self-hosted Retool 4.34 and 4.0 stable updates
Stable channel patches Retool 4.34.15 and Retool 4.0.27 are available. Users should update their instance to get the latest bug fixes and security patches.
- October 29, 2026 · GPT 6.1 Terra available in Retool
- October 28, 2026 · Self-hosted Retool 4.34 and 4.0 stable updates
Retool 4.34.13 and 4.0.26 are available on the Stable channel for self-hosted instances, with bug fixes and security patches.
- October 28, 2026 · General availability of app builder
The app builder is now generally available, following its May 2026 release, with expanded capabilities including source control, new resource support, and management tools.
- October 28, 2026 · Buy additional AI credits
- October 28, 2026 · Spend controls for AI usage
- October 28, 2026 · Private npm registries for apps
Enterprise admins can add private npm registries under Settings > App Security, letting builders download packages from them, with options for authentication and allowed-package rules.
- October 28, 2026 · Self-hosted Retool 4.34 stable update
Retool 4.34.14 is available on the Stable channel for self-hosted instances, with bug fixes and security patches.
- October 26, 2026 · Compromised eMudhra/emSign intermediate CAs trusted by bundled certificate stores
Compromised eMudhra/emSign intermediate CAs were trusted by certificates bundled in Retool, posing a man-in-the-middle risk for affected self-hosted versions; cloud was patched and self-hosted customers should upgrade.
- October 26, 2026 · Retool 4.83 Edge for self-hosted instances
- October 24, 2026 · Self-hosted Retool 3.334 stable updates
Retool 3.334.32 is available on the Stable channel for self-hosted instances, with bug fixes and security patches.
- October 23, 2026 · Self-hosted Retool 4.34 and 4.0 stable updates
Retool 4.34.12 and 4.0.25 are available on the Stable channel for self-hosted instances, with bug fixes and security patches.
- October 23, 2026 · Node.js October 2026 security vulnerabilities (CVE-2026-111497)
- October 23, 2026 · Retool 4.81 Edge for self-hosted instances
- October 22, 2026 · Retool 4.78 Edge for self-hosted instances
- October 22, 2026 · Self-hosted Retool 4.34 and 4.0 stable updates
Retool 4.34.10 and 4.0.23 are available on the Stable channel for self-hosted instances, with bug fixes and security patches.
- October 21, 2026 · CVE-2026-109618 and CVE-2026-109619 (PHP2Shell)
The PHP2Shell vulnerabilities (CVE-2026-109618 and CVE-2026-109619) do not affect Retool, since PHP does not run in its environments; no customer action is required.
- October 19, 2026 · Expanded source control managers for multi-instance releases
Enterprise organizations can use multi-instance releases for apps with any supported SCM provider, enabling testing on staging or development before promoting to production.
- October 19, 2026 · Gemini 4 Argon available in Retool
- October 14, 2026 · Build resource environment switching for published apps
Paid organizations can have the app building agent use resource environments in published apps, optionally adding a UI switcher or using the _environment URL parameter.
- October 14, 2026 · New AI models available in Retool
- October 14, 2026 · Retool 4.74 Edge for self-hosted instances
- October 14, 2026 · Self-hosted Retool 4.34 stable updates
Retool 4.34.9 is available on the Stable channel for self-hosted instances, with bug fixes and security patches.
- October 13, 2026 · Retool-provided AI models on the Business plan
Organizations on the Business plan can use Retool-provided models, Retool Mini and Retool Power, for app building.
- October 8, 2026 · Self-hosted Retool 4.34 and 4.0 stable updates
Stable channel patches Retool 4.34.8 and 4.0.21 are available with bug fixes and security patches.
- October 7, 2026 · Retool 4.70 Edge for self-hosted instances
- October 7, 2026 · Self-hosted Retool 4.34 stable updates
Stable channel patch Retool 4.34.7 is available with bug fixes and security patches.
- October 6, 2026 · Custom authentication for embedded apps
Business and Enterprise organizations can authenticate embedded apps via the Retool API, exchanging an API token for a single-use embed URL, on cloud instances using the standard domain.
- October 2, 2026 · New OpenAI models available in Retool
- October 2, 2026 · Create PostgreSQL and REST API resources with natural language
In public beta, the app building agent can create REST API or PostgreSQL resources from a description; credentials are encrypted and not exposed to the agent.
- October 1, 2026 · Claude Opus 5.5 available in Retool
- October 1, 2026 · Retool-provided AI models on the Team plan
Organizations on the Team plan can use Retool-provided models, Retool Mini and Retool Power, for app building.
- October 1, 2026 · Self-hosted Retool 4.34, 4.0, and 3.334 stable updates
Patches for Retool 4.34.6, 4.0.19, and 3.334.31 are available on the Stable release channel with bug fixes and security patches.
September 2026
- September 30, 2026 · Continued hardening of Retool's infrastructure
A hardened code-executor image is available for self-hosted organizations, built like the hardened backend image and still in testing with packages subject to change.
- September 30, 2026 · Deprecation of Windows Authentication for Microsoft SQL Server resources
Windows Authentication and Kerberos for Microsoft SQL Server resources are deprecated because hardened images become the default in Q2 2027; affected self-hosted resources need migration.
- September 30, 2026 · Deprecation of preinstalled libraries in custom authentication JavaScript steps
Preinstalled third-party libraries in custom authentication JavaScript steps, such as jsonwebtoken and moment, will be removed in Q2 2027; users can migrate to Node.js built-ins first.
- September 30, 2026 · Deprecation of Retool Email for organizations on the Free plan
Retool Email is deprecated for Free plan organizations starting January 1, 2027; paid plans are unaffected, and affected organizations can upgrade or switch email resources.
- September 30, 2026 · Conclusion of public beta for Assist
The Assist public beta concluded and Assist is no longer in the classic app builder for most instances, apart from some customers with access until December 31, 2026.
- September 30, 2026 · Retool 4.66 Edge for self-hosted instances
- September 30, 2026 · Self-hosted Retool 4.34 and 4.0 stable updates
Patches for Retool 4.34.5 and 4.0.18 are available on the Stable release channel with bug fixes and security patches.
- September 28, 2026 · Use external MCPs in app builder
External MCP servers can be added as resources in the app builder, letting the building agent call their tools during building or at runtime.
- September 28, 2026 · Changes to available AI models on the Free plan
Free plan organizations now use Retool-provided models for app building; models from other providers require a paid plan.
- September 24, 2026 · Retool CLI
The Retool CLI is in public beta for building, managing, and publishing React apps from the command line. The existing classic apps CLI is deprecated and will be removed from cloud on March 1, 2027.
- September 23, 2026 · Self-hosted Retool 4.34 and 4.0 stable updates
Stable patches Retool 4.34.4 and 4.0.17 are available with bug fixes and security patches.
- September 23, 2026 · Retool 4.62 Edge for self-hosted instances
- September 17, 2026 · Embed apps in iframes
Apps can now be embedded in other apps, classic apps, and external sites via iframe once an admin adds Content Security Policy rules naming allowed pages.
- September 16, 2026 · Retool 4.58 Edge for self-hosted instances
- September 16, 2026 · Self-hosted Retool 4.34, 4.0 stable updates
Retool 4.34.3 and 4.0.16 are available on the Stable release channel with bug fixes and security patches.
- September 14, 2026 · Azure Key Vault Secrets Manager
- September 10, 2026 · New AI models available in Retool
- September 9, 2026 · Microsoft SQL integration version 3.0 restores support for array values
- September 9, 2026 · Retool 4.54 Edge for self-hosted instances
- September 9, 2026 · Self-hosted Retool 4.34, 4.0 stable updates
Retool 4.34.2 and 4.0.15 are available on the Stable release channel with bug fixes and security patches.
- September 3, 2026 · AI visibility for Enterprise
- September 2, 2026 · Manual file management for app building
- September 2, 2026 · Gmail resource integration available on Cloud
- September 2, 2026 · Retool 4.51 Edge for self-hosted instances
- September 2, 2026 · Self-hosted Retool 4.34, 3.334, and 4.0 stable updates
August 2026
- August 27, 2026 · Self-hosted Retool 4.0 stable update
- August 27, 2026 · Message queueing
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