v1.102.5 v3.8.51

high risk

cheaper-inference/OmniRouteSep 29, 2026 → Sep 30, 20260 days between releases

What's New

Major release adds GPT-6 models, subscription routing, and security hardening.

Breaking Changes

  • Subscription-aware routing logic alters default billing behavior.
  • Management-authenticated credential contracts require API updates.

New Features

  • Support for GPT-6 Astra, Sol, and Luna models.
  • Subscription-first auto groupings for billing-aware routing.
  • Proxy for ElevenLabs voices, TTS, and STT.
  • Google AI Studio Gemini batch text-to-speech support.
  • Synchronous RTK and Caveman request compression in worker pools.

Improvements

  • Security hardening with pre-request hooks and OIDC route guards.
  • Hardened Video Bridge with improved cache substrate.
  • Routing resilience enhancements.
  • Performance improvements via request compression.
  • Dependency updates for automated security patches.

Upgrade Notes

Review subscription-aware routing configurations as default groupings have shifted. Update authentication flows to accommodate new OIDC route guards and management-authenticated credentials.

The Two Releases

v1.102.5

v1.102.5

Sep 29, 2026· 22 days ago

Minimal release notes: "Please refer to the changelog available at https://tailscale.com/changelog"

Full release notes
v3.8.51

v3.8.51

Sep 30, 2026· 22 days ago

A massive release containing 2,022 documented changes, focusing on provider management, routing resilience, and security hardening. It introduces new gateways, GPT-6 models, and subscription-aware routing logic.

Full release notes