Multi-Provider · Encrypted Keys · No Ads
Your personal
AI Command Center
LM-X connects every major AI provider in one place — chat, compare, and deploy models with your API keys encrypted and never exposed.
Multi-Provider Chat
Talk to GPT-4o, Claude, Gemini, Llama, Mistral and 200+ models through a single, clean interface. Switch providers mid-conversation.
Model Arena
Run up to 6 models head-to-head with live Elo scoring, streaming responses side-by-side, and per-response latency metrics.
Side-by-Side Compare
Send one prompt to multiple models simultaneously. Compare quality, speed and token usage at a glance — no switching tabs.
OpenAI-Compatible Endpoint
Drop-in replacement for the OpenAI API. Route any existing app or SDK through LM-X to reach any provider with zero code changes.
Free Model Tester
Automatically discover and benchmark every free-tier model from OpenRouter and Groq in one click. Find the fastest free model for your use case.
Encrypted API Keys
Your API keys are AES-256 encrypted at rest and only used to forward your requests. No third-party telemetry, no key sharing, no hidden costs.
Works with
🔀 OpenRouter
🟢 OpenAI
🟠 Anthropic
🔵 Google AI
⚡ Groq
🌊 Mistral
✖ xAI Grok
🔍 DeepSeek
⚡ Custom APIs