Yes. Aider has a free plan: Free app, you bring your own LLM API key (Apache 2.0). We last checked aider.chat's pricing page on 2026-10-23.

What does the Aider free plan include?

Free app, you bring your own LLM API key (Apache 2.0). Source: https://aider.chat/docs/faq.html (checked 2026-10-23).

How do I get Aider for free?

Steps: Install with python -m pip install aider-install and aider-install; cd into your project; Run aider with your model and API key. Start at https://aider.chat/docs/install.html (checked 2026-10-22).

Do I need an account to use Aider for free?

Not for the free option: the free route is to self-host Aider (Install with python -m pip install aider-install and aider-install). Checked 2026-10-22.

What's the catch with Aider's free plan?

You bring your own LLM API key; free API providers limit daily usage. Checked 2026-10-22.

What are free alternatives to Aider?

GitHub Copilot, Kilo Code and Zed all have free plans. We checked their free offers on 2026-10-25.

Which LLMs does Aider work with?

It works best with Claude 3.7 Sonnet, DeepSeek R1 and V3, and OpenAI models, and can connect to almost any LLM, including local models.

Are there free ways to run Aider?

Aider works with a number of free API providers, such as OpenRouter's free models with daily limits, and with local models such as Ollama.

Can I use Aider in a large repo?

It works in any size repo but is not optimized for fast responses in very large ones; the FAQ suggests --subtree-only and a .aiderignore file.

Does Aider work with git?

Yes. It commits changes with sensible commit messages and you can use normal git tools to diff and undo them.

Aider

AI pair programming in your terminal: edits your git repo with the LLM you choose, including local models.

AI Coding AssistantsFreeverified 23 Oct 2026Listed on 22 Oct 2026, 5:30 PM ISTYour own API key

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Is Aider free?

Yes, Aider has a free plan. What you get: Free app, you bring your own LLM API key (Apache 2.0). To get it: install with python -m pip install aider-install and aider-install; then cd into your project; then run aider with your model and API key. Verified 23 Oct 2026 on aider.chat.

Free plan at a glance

Includes: Free API providers such as OpenRouter limit daily usage
Aider itself has no usage cap; model costs depend on the provider you connect.
Duration: Free forever

How to get it free

Self-host

Install with python -m pip install aider-install and aider-install
cd into your project
Run aider with your model and API key

Good to know

You bring your own LLM API key; free API providers limit daily usage

Get the free plan

aider.chat, Checked 2026-10-22Source

Overview

Aider lets you pair program with an LLM from the terminal on a new project or an existing codebase. You install it and connect your own LLM API key; the code is Apache-2.0 on GitHub.

Key features

Builds a map of your whole codebase to help in larger projects
Works with most popular programming languages, 100+ in all
Automatically commits changes with commit messages, so you can diff and undo
Runs lint and tests after changes and can fix what they report
Voice-to-code, and images or web pages added as context
Connects to almost any LLM, including local models

Best for

Tasks: Write code with AI
People: Developers who work in the terminal and git, People who want to pick their own LLM or run local models, Programmers adding AI edits to an existing codebase

Limitations

You pay your LLM provider for usage; free API providers have daily limits
Less capable models may not edit files and commit changes reliably

FAQ

Is Aider free?: Yes. Aider has a free plan: Free app, you bring your own LLM API key (Apache 2.0). We last checked aider.chat's pricing page on 2026-10-23.
What does the Aider free plan include?: Free app, you bring your own LLM API key (Apache 2.0). Source: https://aider.chat/docs/faq.html (checked 2026-10-23).
How do I get Aider for free?: Steps: Install with python -m pip install aider-install and aider-install; cd into your project; Run aider with your model and API key. Start at https://aider.chat/docs/install.html (checked 2026-10-22).
Do I need an account to use Aider for free?: Not for the free option: the free route is to self-host Aider (Install with python -m pip install aider-install and aider-install). Checked 2026-10-22.
What's the catch with Aider's free plan?: You bring your own LLM API key; free API providers limit daily usage. Checked 2026-10-22.
What are free alternatives to Aider?: GitHub Copilot, Kilo Code and Zed all have free plans. We checked their free offers on 2026-10-25.
Which LLMs does Aider work with?: It works best with Claude 3.7 Sonnet, DeepSeek R1 and V3, and OpenAI models, and can connect to almost any LLM, including local models.Source: aider.chat
Are there free ways to run Aider?: Aider works with a number of free API providers, such as OpenRouter's free models with daily limits, and with local models such as Ollama.Source: aider.chat/docs/llms.html
Can I use Aider in a large repo?: It works in any size repo but is not optimized for fast responses in very large ones; the FAQ suggests --subtree-only and a .aiderignore file.Source: aider.chat/docs/faq.html
Does Aider work with git?: Yes. It commits changes with sensible commit messages and you can use normal git tools to diff and undo them.Source: aider.chat

Free alternatives

Sources

Free offer: Verified 2026-10-23 on aider.chat
…works best with Claude 3.7 Sonnet, DeepSeek R1 & Chat V3, OpenAI o1, o3-mini & GPT-4o, but can connect to almost any LLM, including local…
Page content: Checked 2026-10-22 against
aider.chat
aider.chat/docs/faq.html
aider.chat/docs
github.com/Aider-AI/aider
aider.chat/docs/install.html
aider.chat/docs/llms.html

How we check free offers

Added by our team. We check that a free option exists and record the date; signing up is between you and Aider, so read their privacy policy and terms first.

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