Aider vs Codebuff

In short

• Both: Chat about your code, Agent that edits files, Knows the whole codebase, Runs commands, Reviews pull requests, Command line, Choice of models, API
• Only Aider states: Self-hosted
• Only Codebuff states: Official SDKs, Builds agents and workflows

Aider

Aider is an open-source terminal tool for pair programming with language models and editing code in local repositories.

Plans

Not read from the maker’s page yet.

Prices checked 2026-09-25 on the maker’s page.

Capabilities

• Chat about your code — “Chat modes — Using the code, architect, ask and help chat modes.” source
• Agent that edits files — “Usage — How to use aider to pair program with AI and edit code in your local git repo.” source
• Knows the whole codebase — “Aider makes a map of your entire codebase, which helps it work well in larger projects.” source
• Runs commands — “Automatically lint and test your code every time aider makes changes.” source
• Reviews pull requests — “You can also use aider to review PR branches:” source
• Command line — “Aider is AI pair programming in your terminal.” source
• Choice of models — “In-chat commands — Control aider with in-chat commands like /add, /model, etc.” source
• Self-hosted — “To run the project locally, follow these steps:” source
• API — “Yes. You can script aider via the command line or python.” source

Codebuff

Codebuff is an open-source terminal coding agent that analyzes repositories, edits files, runs commands, and reviews code.

Plans

Strong — 1× usage

• $ 100 /mo

• Access the strongest coding agent
• Use all modes with higher usage limits
• 1× usage

Strong — 2.5× usage

• $ 200 /mo

• Access the strongest coding agent
• Use all modes with higher usage limits
• 2.5× usage

Strong — 7× usage

• $ 500 /mo

• Access the strongest coding agent
• Use all modes with higher usage limits
• 7× usage

Pay as you go

• 1¢ /credit

• No subscription required
• Credits are consumed based on task complexity
• Buy only the credits you need

Prices checked 2026-09-25 on the maker’s page.

Capabilities

• Chat about your code — “It can also run CLI commands, adjust build configs, review code, and answer questions about your repo.” source
• Agent that edits files — “Surgical Code Edits Makes pinpoint changes while respecting your codebase's existing structure and style” source
• Knows the whole codebase — “Codebuff deeply understands your entire codebase structure, dependencies, and patterns to generate code that other AI tools can't match.” source
• Runs commands — “It can also run CLI commands, adjust build configs, review code, and answer questions about your repo.” source
• Reviews pull requests — “It can also run CLI commands, adjust build configs, review code, and answer questions about your repo.” source
• Command line — “npm install -g codebuff” source
• Choice of models — “It's like the Claude Code SDK, but with more power: you can choose your model, customize prompts, and seamlessly mix in programmatic code to steer your agent.” source
• API — “All you need is a Codebuff API Key to get started ( click here to get one in 10 seconds ). Then simply call run() on the SDK client:” source
• Official SDKs — “We are launching the open source Codebuff Agent SDK , so you too can delete your spaghetti code and make agents that compete with the best!” source
• Builds agents and workflows — “Using our npm package , you can define agents, use any model on OpenRouter, and run them programmatically.” source