OpenCode v1.18.28/29: Copilot session tracking, GPT-6-Astra fix; repo now under anomalyco

Tools official 2 src. ~1 min

OpenCode v1.18.28 (Sep 4) sends the session ID as GitHub Copilot's interaction header for better request tracking and fixes desktop device authentication; v1.18.29 (Sep 4) fixes gpt-6-astra not showing up for OpenAI subscription users. The repo (204k stars) now resolves under the anomalyco organization after moving from sst/opencode.

Why it matters

popular open-source coding agent now maintained under a new org

Importance: 2/5

patch releases; the org move is the notable signal

opencode release agents open-source

Sources

official OpenCode v1.18.29

official OpenCode v1.18.28