# Cal.com v6.1.1 — Release & Upgrade Intelligence
- **Product:** Cal.com (https://cal.com)
- **Version:** v6.1.1
- **Released:** Jan 19, 2026
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/calcom/updates/v6.1.1/

## Executive Summary (TL;DR)
Cal.com v6.1.1. Source highlight: fix: cancel email notification workflow did not get sent to the secondary host

## Breaking Changes & Deprecations
- fix(ci): add build step for platform packages in API v2 breaking changes check by @Ryukemeister in https://github.com/calcom/cal.com/pull/26948

## New Features
- feat: allow link cloaking for Organization accounts in workflow emails
- feat(agents): add modular engineering rules from 2026 standards
- feat: clear all filters when deselecting a segment
- feat: pass register param directly to login page from OAuth authorize
- feat: add react best practises and web design skills
- feat: seed admin API key for local development

## Improvements
- perf: timezone select component

## Bug Fixes
- fix: cancel email notification workflow did not get sent to the secondary host
- fix: sort workflow dropdown to show org before teams
- revert: "fix: api v2 get event-types non org users (#26896)"
- fix: meeting URL is missing in the email after rescheduling a seated event
- fix: flaky E2E tests
- fix: seated event bug