Sim Studio logo

Sim Studio

Sim Studio is an open-source visual AI agent workflow builder. Design agent workflows on a canvas, connect tools and blocks, then run them instantly.

https://www.sim.ai ↗

Changelog

RSS
Sim
Sim Studio v0.5.103 adds OpenAPI docs and three new integrations//Sim Studio releases v0.5.103 with enhanced API documentation via OpenAPI spec and auto-generated endpoint pages, plus new integrations for Amplitude, Google PageSpeed Insights, and PagerDuty. The release also includes a monitoring fix to improve production visibility for memory telemetry.
releasefeatureapiintegration
Sim
Sim v0.5.100 adds Attio and Gong integrations, credential management overhaul//Sim releases v0.5.100 with new integrations for Attio CRM (40 tools) and Gong (18 API tools), plus support for multiple credentials per provider. The release also introduces enhanced security controls, webhook triggers for Confluence, and performance improvements across the platform.
releasefeatureintegrationapisecurityperformancebugfix
Sim
Sim Studio v0.5.97 fixes OAuth metadata URL discovery in MCP//Sim Studio released v0.5.97 with a targeted bug fix addressing OAuth discovery metadata URLs in the Model Context Protocol (MCP) integration. The patch ensures proper base URL handling for OAuth-related endpoints.
releasebugfixintegration
Sim
Sim v0.5.96 adds Slack ephemeral messages and OAuth 2.1 support//Sim Studio released v0.5.96 with new Slack ephemeral messaging capabilities and OAuth 2.1 provider integration for MCP connectors. The release also includes bug fixes for Slack event handling, copilot operation conditions, and log data management.
releasefeaturebugfixintegrationapi
Sim
Sim Studio v0.5.95 adds Gemini 3.1 Pro support and 4 new integrations//Sim Studio v0.5.95 brings new model support with Gemini 3.1 Pro Preview and expanded integrations including Redis, Upstash, Algolia, and RevenueCat. The release also introduces a new tables feature and fixes for build stability and workflow management.
releasefeatureintegrationmodelbugfix
Sim
Sim releases v0.5.93 with audit logging and enterprise access controls//Sim v0.5.93 introduces a comprehensive audit logging system for enterprise environments, along with new access control features for self-hosted deployments. The release adds domain allowlisting for MCP integrations and restricts visibility of usage limits to non-admin enterprise members.
releasefeaturesecuritybugfix
Sim
Sim Studio v0.5.89 adds Google Books integration and Opus 4.5 support//Sim Studio v0.5.89 brings new integrations and platform improvements, including Google Books support and a switch to Opus 4.5 as the default model. The release also includes refinements to the tool input system, better S3 handling, and fixes for terminal reconnection and change detection.
releasefeatureintegrationbugfixplatform
Sim
Sim releases v0.5.87 with authentication workflow fix//Sim has released v0.5.87, a minor patch addressing a bug in the authentication workflow system handler. This update ensures more reliable auth handling for users relying on Sim's workflow system.
releasebugfix
Sim
Sim v0.5.80 adds async job execution, execution timeouts, and block locking//Sim Studio v0.5.80 introduces async job queue support for background execution and configurable execution timeouts, alongside UI improvements like block locking and note block preview formatting. The release also includes numerous bug fixes and improvements across OpenAI API integration, MCP workflows, and provider tool calling compatibility.
releasefeatureapibugfixperformance
Sim
Sim Studio releases v0.5.77 with SimilarWeb and Cal.com integrations//The latest update adds two new tool integrations (SimilarWeb and Cal.com) alongside improvements to block dragging and deployment version descriptions. The release also includes bug fixes for streaming, token limits, and various UI refinements.
releasefeatureintegrationbugfixperformance
Sim
Sim releases v0.5.75 with nested workflow execution snapshots and YouTube API enhancements//Sim v0.5.75 adds support for nested execution snapshots in child workflows and expands YouTube integration with new captions, trending, and video category tools. The release also introduces API timeout configuration, structured terminal output, and deployment version descriptions alongside multiple bug fixes and UX improvements.
releasefeatureapibugfixplatform