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 View API reference
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 requirements, and cost constraints.

### Cost Optimization

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

### Usage Analytics

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