Aider vs Cline — Pricing, Plans, and Verified Costs (2026)
Cline starts at Free. Aider uses custom pricing — request a quote to compare.
How pricing works
These two tools don't price the same way, so the headline numbers below aren't directly comparable until you plug in your own volume.
- Aider (Per Usage) — Aider bills purely on usage. There is no fixed per-seat fee, so the monthly cost depends entirely on how much you consume.
- Cline (Per Usage) — Cline bills purely on usage. There is no fixed per-seat fee, so the monthly cost depends entirely on how much you consume.
Per-minute, per-credit and per-token rates exclude any downstream model, speech or telephony costs unless the vendor states otherwise.
Open-source AI pair-programming CLI. Aider runs in your terminal, connects to any LLM via API, edits your codebase, and commits changes to git. Completely free (open source, MIT license) — users pay only for underlying LLM API tokens. Popular with terminal-heavy developers who prefer Unix workflows over GUI editors.
Open-source autonomous coding agent that runs in VS Code as an extension. Cline itself is free — users bring their own LLM API key (Anthropic, OpenAI, Google, Groq, OpenRouter, local models via Ollama). Cost is entirely determined by underlying LLM token usage. Popular with developers who want an agent-first coding experience but prefer to pay direct LLM costs rather than a marked-up subscription.
All plans compared
| Tier role | Plan | Aider monthly | Aider annual | Cline monthly | Cline annual |
|---|---|---|---|---|---|
| Free / starter | Aider (CLI) / Cline (extension) | Free | Free | Free | Free |
| Teams | — / Teams | — | — | $20 | $20 |
| Enterprise | — / Enterprise | — | — | Custom | Custom |
Tier names differ across vendors. Rows are aligned by tier role, not name. Full tier structures on each tool's page.
What each is best for
Aider is worth it if… developers who live in the terminal and want an AI pair programmer without a GUI editor. The git-native workflow (every AI edit becomes a commit) is genuinely differentiated — you get an audit trail for free.
Cline is worth it if… developers who already have LLM API access and want an autonomous coding agent without a subscription markup. The BYOK model is the differentiator — typical monthly cost is $5-50 in Claude Sonnet tokens depending on usage, which beats most $20-60/mo subscription tools if you're a light user.
Bottom line: Similar positioning, closer to a preference call than a strategic one.
Choose Aider over Cline if…
Choose Aider if…
- You want to pay only for actual usage (per usage, custom pricing).
- You match the profile Aider is built for: developers who live in the terminal and want an AI pair programmer without a GUI editor.
- You need a general-purpose developer & infrastructure option rather than a vertical-specific one.
Choose Cline if…
- You want to pay only for actual usage (per usage, a free entry tier).
- You match the profile Cline is built for: developers who already have LLM API access and want an autonomous coding agent without a subscription markup.
- You need a general-purpose developer & infrastructure option rather than a vertical-specific one.
At a glance
| Aider | Cline | |
|---|---|---|
| Free plan | No | No |
| Entry price | Custom | Free |
| Enterprise available | No | Yes |
| Pricing model | Per Usage | Per Usage |
| Last verified | — | September 20, 2026 |
| Full pricing | View full pricing | View full pricing |
Pricing last verified September 20, 2026. Tracked daily.