Aider is a free, open-source AI coding assistant that runs in your terminal and works with your local codebase via Git. Supports Claude, GPT-4, and local models. Beloved by developers who want full control, transparency, and zero vendor lock-in.
How Aider compares with its closest alternatives
All 5 closest alternatives have a free plan, as Aider does. Only Jcode lists a starting price, $10 a month. 1 of the 5 offers an API; FalcoScan's records show none for Aider. Aider offers a command-line tool. Of the alternatives, 3 offer a command-line tool. Aider was founded in 2023; the alternatives were founded between 2023 and 2024. Aider is based in San Francisco, United States; all the 3 alternatives with a known headquarters are in the United States too.
Market position · Coding
How Aider compares in Coding
Aider has low opportunity and sits in the bottom third of 501 live Coding tools on FalcoScan. Across Coding, the average opportunity score is 60.4 and the average saturation score 44.4. FalcoScan rates Aider's own market position as contested. 154 of the 501 operating Coding tools have hot momentum, and FalcoScan has recorded 16 shutdowns in the category.
The closest alternatives to Aider that are still running, matched on the AI capabilities, uses and audience they share, are Cline, Continue, OpenCode, Goose, and Jcode.
Is Aider still running?
Yes. As of 2 November 2026, FalcoScan lists Aider as operating at aider.chat.
Where is Aider based?
Aider is headquartered in San Francisco, United States.
Does Aider have an API?
FalcoScan's records show no public API for Aider.
Who is Aider for?
Aider is built for developers.
How do I sign in to Aider?
Sign in on Aider's own website, aider.chat. FalcoScan reviews Aider but does not run its accounts, so logins, passwords and billing are handled by Aider directly.