What it does
Aider · Interactive coding assistant
Product and access
Aider works interactively in an existing repository alongside your editor.
Core features
5 features from provider sources · reviewed on 12 October 2026. Availability and limits are listed below.
Does it fit my task?
Practical tasks
Editorial examples based on documented features. No product tests performed.
Fix a bug
- Your input
- A repository and a reproducible bug report.
- Possible result
- A proposed code change with executed checks.
- What to check
- Check the diff, tests and actual behavior.
Extend a feature
- Your input
- A bounded requirement with acceptance criteria.
- Possible result
- A traceable extension to the existing project.
- What to check
- Check side effects and Git history changes.
A proposed code change with executed checks.
Your possible prompt
Read the project rules. Investigate [error], propose a small change, and run the relevant checks. Show me the diff and any remaining uncertainties.
Getting-started idea based on documented capabilities. Not an executed product test. Adapt the task, data, and permissions.
Requirements and limits
Can I use it?
Europe & regional availability
This source review covers the features and access options below. Other features may have different conditions.
Reviewed scope: Self-hosting; external services require separate checks
Reviewed on:
Depends on access and configuration
Self-hosting and model access
The project source describes running in your own environment and connecting models. Country requirements of chosen cloud models, tools and optional hosting services need additional checks. A complete Europe feature audit is still pending.
Region, reason and source
Region covered: EU/EEA, United Kingdom and Switzerland: to be checked separately
Regulatory reason: not documented
Cost and effort
Prices and included usage
Pricing checked
Apache-2.0-licensed; model or local compute costs are additional.
| Plan | Price | Included |
|---|---|---|
| Open Source | USD 0 license cost | Apache-2.0 license; model access is separate. |
- API usage is billed according to the selected model provider.
Setup
Install Aider, open a project and connect a supported model.
Evidence and open questions
Open points
The reviewed sources contain no reliable information on these points. A gap says nothing about the product.
Not yet researched
- Accounts & permissions
- Operation & oversight
Requirements and limits: not yet confirmed
Sources and evidence
Official product documentation reviewed. Workflows and assessments are editorial; hands-on product tests are outside the scope of this directory.
Editorial team: Michael Meierhoff · sources reviewed on . Provider information is not independent evidence of performance.
Provider
Open-source project for AI-assisted software development in the terminal.
- Operator
- Aider-AI
- Organization
- Open-source project
- Website
- aider.chat