Changelog

What’s new in XR.

Release notes for every stable version.

v3.1.0
July 8, 2026
Latest

XR 3.1 — The Agentic Runtime

  • Runtime performance work across the agent loop
  • New skill graph with typed compositions
  • MCP-native server architecture
  • Redesigned Dashboard
  • First-class models marketplace
  • New official skills
v3.0.4
June 2, 2026

Security & performance patch

  • Capability tokens for skills
  • Improved streaming latency (-18%)
  • JetBrains extension v2
  • Support for GPT-5 and Claude Opus 4.5
v3.0.0
April 14, 2026

XR 3.0 — Release

  • Stable runtime API
  • Skill marketplace scaffolding