Zed 1.21.0
UpdateUnverifiedAdded Sep 25, 2026
This week's release includes faster rendering in syntax-highlighted files and Markdown code blocks, a language server command picker, a setting that keeps your system awake during long-running agent turns, and BYOK support for Claude Opus 5.5 (Anthropic) and GPT-6 Astra, Sol, and Luna (OpenAI).
Topics: AI agents, LLMs, Developer tools, Performance
More releases
Every release| Date | Release | Type |
|---|---|---|
| Sep 17 | Zed 1.20.2unverified Update | Update |
| Sep 16 | Zed 1.20.1unverified Preview | Preview |
| Sep 9 | Zed 1.19.2unverified Update | Update |
| Sep 4 | Zed 1.18.1unverified Update | Update |
| Sep 2 | Zed 1.18.0unverified Preview | Preview |
| Aug 26 | Zed 1.17.2unverified Update | Update |
| Aug 26 | Zed 1.16.3unverified Update | Update |
| Aug 24 | Zed 1.16.2unverified Update | Update |
Also shipped on Sep 23, 2026
in September 2026| Date | Company | Release | Product | Type |
|---|---|---|---|---|
| Sep 23 |  GitHub | New features and improvements in Copilot for JetBrainsunverified | GitHub Copilot | Preview |
| Sep 23 |  Databricks | Scalar and Batch Unity Catalog Python UDFs are now generally availableunverified | Unity Catalog | GA |
| Sep 23 | Databricks | Build governed data and AI apps without code (Beta)unverified | Databricks Apps | Beta |
| Sep 23 |  Snowflake | Non-deterministic aggregate functions are supported with dynamic table incremental refresh (General availability)unverified | Snowflake | GA |
| Sep 23 | GitHub | More ways to request and configure Copilot code reviewsunverified | GitHub Copilot | GA |
| Sep 23 | GitHub | Node 20 is no longer available in GitHub Actionsunverified | GitHub Actions | Deprecation |
Sources: each vendor's own release notes, changelogs and GitHub releases, read daily to monthly by how often it posts. Logos via logo.dev; trademarks belong to their owners.