Unified AI Gateway

One API,
every AI model

Access GPT, Claude, Gemini, and 20+ models through a single endpoint. Intelligent routing, unified billing, zero vendor lock-in.

Get Started API Reference
Your App
request
Nexus
routes
GPT-4o
Claude 3.5
Gemini Pro
quickstart.py
from nexus import Client

client = Client(api_key="your-key")
response = client.chat(
    model="auto",  # intelligently routes
    messages=[{"role": "user", "content": "Hello!"}]
)
Getting Started API Reference Models Pricing

Model Routing

Automatically select the best model for each request based on task complexity, latency, and cost constraints.

Cost Optimization

Reduce AI spend by up to 60% with intelligent selection and automatic fallback to cost-effective alternatives.

Usage Analytics

Real-time dashboards tracking token usage, latency, model performance, and cost breakdowns per project.

20+ models