Aider
Terminal-based AI pair programmer (open source)
Overview
Aider is a free, open-source CLI tool that turns any LLM (GPT-4, Claude, DeepSeek, local models) into a pair programmer. Works against a Git repo, applies edits as commits, supports multi-file context. Popular in the local-LLM community for its model-agnosticism.
Pricing
Pricing shown for reference only. These figures reflect RECATOOLS research as of 19 May 2026 and may be out of date or incomplete. This is not financial or purchasing advice — always confirm the current price on the provider’s official website before making any decision.
Use cases
ASEAN Perspective
Aider in Southeast Asia
ASEAN-region availability and pricing notes coming soon. Drop the editorial team a note via /contact/ if you can supply local context (Singapore/Malaysia/Indonesia/Thailand/Vietnam).
Aider is an open-source command-line AI pair programmer that edits files directly in your local repo, understands the codebase via a repo map, and commits changes through Git with sensible messages. It is model-agnostic (works with Claude, GPT, and others via your own keys), so you control cost and capability, and power users love its speed and transparency compared with IDE-bound assistants.
The caveats are that it is terminal-first with a real learning curve, you pay for the underlying model tokens yourself, and large refactors still need human review. There is no hosted product to buy — it is free software you run locally, which makes it globally accessible including ASEAN. Excellent for developers comfortable in the CLI who want a fast, controllable coding agent.
Notable facts
- Aider consistently ranks at the top of the SWE-Bench benchmark for multi-file code editing tasks, outperforming many commercial coding agents.
- The tool automatically writes Git commit messages for every change it makes, including a description of what was changed and why.
- Aider can work with an entire codebase context that exceeds 100,000 tokens by selectively including only the most relevant files for each task.
Frequently asked questions
About this listing
This entry was compiled from publicly available data including Aider's official website, press releases, documentation, and reputable third-party publications. RECATOOLS is not affiliated with Aider unless explicitly stated.
Third-party AI tools update their pricing, features, availability, and policies frequently. Information here may be outdated by the time you read this — we make reasonable efforts to keep listings current, but cannot guarantee absolute accuracy.
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