Incident Report: Guardrail logging exposed secret headers in spend logs and traces
Date: March 18, 2026
New Video Characters, Edit and Extension API support
LiteLLM now supports creating, retrieving, and managing reusable video characters across multiple video generations.
Realtime WebRTC HTTP Endpoints
Use the LiteLLM proxy to route OpenAI-style WebRTC realtime via HTTP: client_secrets and SDP exchange.
Day 0 Support: GPT-5.4
GPT-5.4 model support in LiteLLM
DAY 0 Support: Gemini 3.1 Flash Lite Preview on LiteLLM
Guide to using Gemini 3.1 Flash Lite Preview on LiteLLM Proxy and SDK with day 0 support.
Incident Report: Cache Eviction Closes In-Use httpx Clients
Date: February 27, 2026
Day 0 Support: GPT-5.3-Codex
Day 0 support for GPT-5.3-Codex on LiteLLM, including phase parameter handling for Responses API.
Incident Report: Encrypted Content Failures in Multi-Region Responses API Load Balancing
Date: Feb 24, 2026
Incident Report: Wildcard Blocking New Models After Cost Map Reload
Date: Feb 23, 2026
Incident Report: SERVER_ROOT_PATH regression broke UI routing
Date: January 22, 2026