2026​
- February 2 - Achieving Sub-Millisecond Proxy Overhead
- February 5 - Day 0 Support: Claude Opus 4.6
- February 6 - Improve release stability with 24 hour load tests
- February 7 - Your Middleware Could Be a Bottleneck
- February 10 - Incident Report: Invalid model cost map on main
- February 12 - Day 0 Support: MiniMax-M2.5
- February 16 - Incident Report: Invalid beta headers with Claude Code
- February 17 - Day 0 Support: Claude Sonnet 4.6
- February 18 - Incident Report: vLLM Embeddings Broken by encoding_format Parameter
- February 19 - DAY 0 Support: Gemini 3.1 Pro on LiteLLM
- February 21 - Incident Report: SERVER_ROOT_PATH regression broke UI routing
- February 23 - Incident Report: Wildcard Blocking New Models After Cost Map Reload
- February 24 - Incident Report: Encrypted Content Failures in Multi-Region Responses API Load Balancing
- February 24 - Day 0 Support: GPT-5.3-Codex
- February 27 - Incident Report: Cache Eviction Closes In-Use httpx Clients
- March 3 - DAY 0 Support: Gemini 3.1 Flash Lite Preview on LiteLLM
- March 5 - Day 0 Support: GPT-5.4
- March 12 - Realtime WebRTC HTTP Endpoints
- March 16 - New Video Characters, Edit and Extension API support
- March 17 - Day 0 Support: GPT-5.4-mini and GPT-5.4-nano
- March 18 - Incident Report: Guardrail logging exposed secret headers in spend logs and traces
- March 24 - Security Update: Suspected Supply Chain Incident
- March 27 - Security Townhall Updates
- March 30 - LiteLLM + Vanta: SOC 2 Type 2 and ISO 27001 Recertification
- March 30 - Announcing CI/CD v2 for LiteLLM
- April 2 - April Townhall: Security + Product Roadmap
- April 3 - Security Update: Vulnerability Disclosures and Ongoing Hardening
- April 10 - April Townhall Updates: CI/CD v2, Stability, and Product Roadmap
- April 11 - Making the AI Gateway Resilient to Redis Failures
- April 16 - Day 0 Support: Claude Opus 4.7
- April 21 - LiteLLM × Akto: Model-Based Detection Alongside Built-in Guardrails
- April 21 - Security Update: CVE-2026-30623 — Command Injection via Anthropic's MCP SDK
- April 24 - Day 0 Support: GPT-5.5 and GPT-5.5 Pro
- April 24 - Gemini Embedding 2 (GA): Multimodal Embeddings on LiteLLM
- April 28 - LiteLLM release versioning is changing: standard names, MINOR for weekly, PATCH for hotfixes
- April 29 - Security Update: CVE-2026-42208 in LiteLLM Proxy