CopilotChat.nvim

CopilotChat.nvim: Neovim plugin that integrates GitHub Copilot chat capabilities with support for custom models and tools.

CopilotChat.nvim brings GitHub Copilot chat capabilities directly into Neovim with a focus on transparency and user control. It supports multiple AI models including GitHub Copilot and custom providers like Ollama and Mistral.ai. The plugin features tool calling so the language model can execute workspace functions with manual approval or automatic execution. Users can embed resources like files, git diffs, and URLs into their prompts. It provides an interactive chat interface with completion, diffs, and quickfix integration.

CopilotChat.nvim at a glance

Best for: Software engineer
Runs on: Linux, macOS, Windows
Pricing: Free
Released: December 2023
Category: AI coding tool
Website: github.com/CopilotC-Nvim/CopilotChat.nvim

Key features

Multiple AI models support
Workspace function tool calling
Interactive chat interface
Smart composable prompts
Token efficient history management
Scriptable Lua API
Custom functions and providers

Use it for

Chat with GitHub Copilot inside Neovim
Execute workspace functions using AI tool calling
Review and explain selected code snippets
Generate unit tests and documentation

Companions

Tools that articles about CopilotChat.nvim recommend using with it, each with its job.

GitHub Copilot — Built to work with GitHub Copilot.
GitHub MCP Server — Issues, pull requests and CI runs inside Copilot chat.
Context7 — Current, version-specific docs for accurate suggestions.
Playwright MCP — End-to-end testing from Copilot agent mode.
Firecrawl — Turns reference pages into clean Markdown for the agent.
MCP Toolbox for Databases — Connects Copilot to Postgres for schema and SQL work.

Alternatives to CopilotChat.nvim

copilot.lua — It runs efficiently in Lua to prevent performance issues and overheating.
sidekick.nvim — Integrates Copilot Next Edit Suggestions and AI command-line tools inside Neovim.
GitHub Copilot CLI — Integrates directly into your terminal for local, natural language AI coding assistance.
CopilotKit — Connects your application to AI agents with generative UI and human approvals.
opencode.nvim — Keeps AI interactions within the existing Neovim environment and workflow.
CodeCompanion — Provides native AI integration and agent support directly within Neovim.
claudecode.nvim — Adds native AI coding assistant functionality to Neovim.
Copilot for Xcode — Integrates directly into Xcode to provide intelligent completions, chat, and agent mode.
Atlas.nvim — Manage code reviews and issues directly inside your Neovim editor.
OpenDots — Deploy specialized AI coworkers with dedicated computers and human-in-the-loop controls.
GitHub Copilot App Modernization — Automates code transformations, framework upgrades, and Azure migrations.
Squad — Coordinate parallel execution and repetitive coding tasks while keeping human oversight.

All CopilotChat.nvim alternatives