Founded

2022

Starting Price

$0

About FauxPilot

FauxPilot is a self-hosted, open-source code completion server that replicates GitHub Copilot functionality using Salesforce CodeGen models on NVIDIA Triton Inference Server. It lets developers run AI-powered code suggestions entirely on their own hardware, ensuring source code never leaves local infrastructure.

Pros & Cons

Pros

Complete data privacy â€” code never leaves your infrastructure
No subscription cost under MIT license
Drop-in Copilot replacement compatible with existing editor plugins
Model flexibility to choose size based on hardware or swap custom models
Offline capable for air-gapped or compliance-restricted environments

Key Features

Self-Hosted Code Completion

Runs entirely on local hardware, providing AI code suggestions without sending code to external servers

OpenAI API Compatibility

Exposes an OpenAI-compatible API endpoint for easy integration with existing tools

Copilot Plugin Support

Works with existing GitHub Copilot editor extensions by redirecting the endpoint URL

REST API

Standard REST API for custom integrations and tooling beyond IDE plugins

Multiple Model Sizes

Supports CodeGen models from 350M to 16B parameters based on available GPU VRAM

Multi-GPU Splitting

Large models can be split across multiple GPUs for running bigger models

Docker-Based Deployment

Docker Compose stack for reproducible, containerized setup

Pricing

Open Source

$0

Full code completion server
All model sizes
OpenAI-compatible API
Docker deployment
MIT license

Best For

Enterprise Code Privacy

Organizations with strict data governance can get AI coding assistance while keeping all data on-premises

Air-Gapped Development

Teams in classified or regulated environments deploy offline AI code completion

AI Code Security Research

Academics study vulnerabilities in AI-generated code and develop safer models

Cost-Conscious Teams

Developers with NVIDIA GPUs avoid recurring Copilot subscription fees by self-hosting

Tags:open-source self-hosted code-completion ai-coding-assistant copilot-alternative

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Featured In

#6

6 GitHub Copilot Alternatives for Privacy-Sensitive Codebases (2026)

Historically significant as the first self-hosted Copilot alternative, but outpaced by Tabby and Continue + Ollama in model quality, features, and hardware support — best suited for teams already invested in NVIDIA Triton infrastructure.

FauxPilot