v8.9.0

8.9.0 (2026-08-09)

Features

• auth: share canonical Claude memory (6841025), closes #1688
• bar: support --port for ccs bar with sticky port persistence (34608ce)
• cliproxy: expose model context windows (b073261)
• cliproxy: expose request retry config (d5ea4ee)
• cliproxy: persist scoped routing rules (9fb2016)
• i18n: add Brazilian Portuguese (pt-BR) locale (bb2596e)
• rebrand CCS as Claude Codex Switch (#1658) (3608bf7), closes #1657
• support claude opus 5 (ee90dd2)
• ui: add codex fast service-tier toggle (108ff84)
• ui: add fable tier row in model mapping (b27a007)
• ui: add per-tier codex effort dropdown in model mapping (e57bded)
• ui: extend reasoning control to xai grok models (30b54a0)

Bug Fixes

• apply cliproxy retry settings safely (480b795)
• auth: guard shared linking against instance replacement (54efb82)
• auth: preserve explicit resume session continuity (6721d47), closes #1685
• bar: bound native credential and quota waits (da2de60)
• bar: harden lifecycle process handling (1a80717)
• bar: keep sticky port across ccs bar stop via launch.json fallback (d27b53f)
• bar: stop false re-auth on non-default native subscription profiles (a5a5b74)
• bar: treat cached quota rows as stale once their reset passes (833473c)
• cliproxy: classify Claude quota probe 429s (bdcfc20)
• cliproxy: correct Claude Opus 5 metadata (af4e4fb)
• cliproxy: probe Gemini OAuth support (19c6c3f)
• cliproxy: retry contended state locks (66794e0)
• i18n: complete Brazilian Portuguese locale (0a80ddd)
• metrics: enforce exact runtime inventory (306a827)
• propagate fable model mapping across runtime paths (f7241d0)
• proxy: hoist duplicate system messages before coalescing (b720231), closes #1459
• proxy: stabilize upstream fetch transport (d8210cf), closes #1686
• shared-manager: adopt diverged plugin registry files in linkInstancePlugins (fa6b27f)
• shared-manager: adopt diverged settings.json content before re-linking (481f013), closes #57 #1681
• shared-manager: preserve diverged files safely (7ae617f)
• ui: preserve codex tuning metadata in live catalog merge (8d1a093)
• ui: preserve untrusted origins in dev proxy (c23b6be)
• websearch: honor disabled steering per launch (abc3002)

Documentation

• ai: define documentation truth hierarchy (3bb2d56)
• architecture: reconcile provider and target contracts (ebe1746)
• architecture: replace volatile maintainer snapshots (721ca5f)
• clarify disabled WebSearch launch behavior (f89f136)
• config: preserve active developer contracts (fd0d436)
• contributing: align test and UI guidance (1e11335)
• document Brazilian Portuguese locale (348d230)
• hygiene: remove superseded local guides (75e715e)
• macos: consolidate CCS Bar maintainer guidance (4485fd6)
• operations: refresh runtime contracts (51e8062)
• product: refresh product and release contracts (b918783)
• readme: clarify supported proxy runtimes (3e38208), closes #1686
• readme: route user guides to canonical docs (deb1ed0)
• roadmap: replace historical trackers with live guidance (426dc54)

Tests

• cliproxy: cover auto compact windows (c107a67)
• cliproxy: cover Claude quota probe 429s (92fb66c)
• cliproxy: cover concurrent state writers (d700030)
• cliproxy: cover Gemini OAuth capabilities (c4fc5e8)
• cliproxy: cover routing rule preservation (2ce3bfc)
• docs: enforce documentation freshness (8dc6b81)
• proxy: harden system message ordering (c621241), closes #1687
• ui: cover Claude Opus 5 catalog visibility (0629b4a)
• websearch: cover disabled launch snapshots (9f5706c)

CI

• review: configure explicit reasoning effort (26c1393)