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Agents tracked: 258 Downloads (7d): 219M up 6.1% GitHub stars: 5.5M VS Code installs: 148M Releases (7d): 293 Agent status: 2 with issues Updated Oct 7, 2026
Release GitHub Releases

Zed 1.21.0 released

Added SuperGrok sign-in so SuperGrok subscribers can use Grok models in the Agent Panel. (#63248; thanks thibaudgg); Added the agent.preventidlesleep setting, enabled by default, to prevent idle system sleep while agent threads are running. (#53130; thanks…

What changed

  • Added SuperGrok sign-in so SuperGrok subscribers can use Grok models in the Agent Panel. (#63248; thanks thibaudgg)
  • Added the agent.preventidlesleep setting, enabled by default, to prevent idle system sleep while agent threads are running. (#53130; thanks cppcoffee)
  • Added support for DeepSeek Flash 4.1. (#64014; thanks cppcoffee)
  • Added the agent.threadssidebardefaultwidth setting to configure the width of the Threads Sidebar. (#62883; thanks porada)
  • Added the agent: rename selected thread action for renaming the active Terminal Thread from the Agent Panel. (#63660; thanks mauriciord)
  • Added BYOK support for Claude Opus 5.5 with an Anthropic API key. (#64627)
  • Added BYOK support for GPT-6 Sol and GPT-6 Luna with an OpenAI API key. (#64628)
  • Added BYOK support for GPT-6 Astra with an OpenAI API key. (#64420)

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More about Zed

  1. Release GitHub Releases

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