RightNow AI is an AI-powered CUDA code editor with real-time GPU profiling. Write optimized CUDA code with AI assistance and profile kernels without leaving your editor.

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System Requirements

Windows

CUDA Toolkit 11.0-12.5 required

Linux

CUDA Toolkit 11.0-12.5 required
macOS: Coming soon with serverless profiling

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Key Features

Hardware-Aware AI Coding

Smart CUDA Intelligence
  • Context-aware autocomplete for GPU kernels
  • Ctrl+K editing with architecture-specific suggestions
  • Chat assistant trained on CUDA optimization patterns
  • Hardware-aware code generation (Ampere, Ada Lovelace, Hopper)

Real-Time GPU Profiling

Production NCU Integration
  • Live performance metrics as you code
  • 13+ hardware metrics (SM efficiency, memory bandwidth, occupancy)
  • Color-coded performance indicators (🟢 🟡 🔴)
  • One-click kernel profiling with ▶️ gutter buttons

Personalized AI Guidelines

.rightnowrules Automation
  • Auto-generated guidelines based on your GPU architecture
  • Personalized optimization recommendations
  • Project-specific CUDA development rules
  • Seamless integration with all AI features

Privacy-First AI Access

Flexible Provider Options
  • OpenRouter BYOK with 200+ models
  • Local models (Ollama, vLLM, LM Studio)
  • Complete offline capability
  • Your code never leaves your machine with local providers

Profiling Data Persistence

Optimization History Tracking
  • Persistent profiling data across sessions
  • Performance timeline and trend analysis
  • Content-based kernel identification
  • Team-shareable optimization insights

Zero-Friction CUDA Development

Get Productive Instantly
  • Auto-detects your GPU and CUDA setup
  • No configuration needed - just install and code
  • Works with existing CUDA projects immediately
  • Intelligent error messages with actionable fixes

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Get Started

Quick Start Guide

Get productive with CUDA development in 3 simple steps.

Core Features

AI coding, real-time profiling, and hardware integration

Advanced Features

.rightnowrules personalization and profiling persistence

Configuration

OpenRouter setup, CUDA profiling, and editor preferences