docs(release-notes): complete v1.82.3 changelog with 30+ missing features
Full audit of 371 PRs in v1.82.0-stable...v1.82.3-stable range.
Adds previously undocumented user-facing changes:
- Key Highlights: Hashicorp Vault, Responses WebSocket, Org Admin RBAC,
guardrail mode defaults
- New Providers: Google Search API, Bedrock Mantle (7 total, was 5)
- LLM API: Anthropic Files API, Mistral Voxtral transcription, WebRTC,
Responses WebSocket, litellm.acount_tokens() public API, OpenRouter
image edit, Vertex AI VIDEO token tracking, input_fidelity image edit,
model cost aliases, per-request json schema validation, 15+ bug fixes
- Management: RBAC expansion for Org Admins, Vector Store CRUD, MCP
token auth + team scoping, BYOK key precedence, virtual key spend reset,
batch expiry for teams, Admin Viewer audit log access, 12+ bug fixes
- Guardrails: mode default list, tag-based modes, presidio fix, OTEL fix
- Secret Managers: Hashicorp Vault (was "no changes")
- Spend Tracking: new section — budget-linked reset fix, flex pricing,
spend log cleanup, WebSearch dedup fix
- Performance: 4 additional reliability fixes
- Diff summary counts updated to reflect actual scope
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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