Aider vs OpenCode
Aider (Aider-AI (Paul Gauthier)) and OpenCode (Anomaly (SST team)) side by side on public data, as of Oct 6, 2026.
OpenCode has 54.1x the weekly package downloads of Aider (3.3M against 61.3K). OpenCode has 4.3x the GitHub stars of Aider (212K against 49.4K). Over the last 30 days downloads moved -58% for Aider and +6% for OpenCode. OpenCode shipped 40 stable releases in the past 90 days.
Side-by-side numbers
| Metric | Aider | OpenCode |
|---|---|---|
| Pulse Score | 34 | 73 |
| Overall rank | #84 | #7 |
| Downloads, last 7 days | 61.3K | 3.3M |
| Downloads, 7-day change | down 1.5% | up 22.0% |
| Downloads, 30-day change | down 57.8% | up 6.1% |
| VS Code installs | — | 1.2M |
| Marketplace rating | — | 3.8 / 5 (25) |
| GitHub stars | 49.4K | 212K |
| Homebrew installs, 30 days | 276 | 19.8K |
| Hacker News mentions, 30 days | 10 | 417 |
| Latest stable release | 0.86.0 · 14mo ago | 1.18.34 · 6d ago |
| Stable releases, 90 days | 0 | 40 |
| Terminal-Bench (best run) | — | 51.7% · v2.0 |
| Price | Free (OSS) | Free + $10/mo |
| License | Apache-2.0 | MIT |
| First released | June 2023 | May 2025 |
| Interfaces | CLI | CLI, Desktop, IDE extension, Web, SDK |
| Models | Multiple LLM providers (OpenAI, Anthropic, Gemini and others) via user-supplied API keys | 75+ providers via Models.dev incl. local models; OpenCode Zen/Go curated models; GitHub Copilot and ChatGPT Plus/Pro logins |
Trends
Aider
Open-source AI pair-programming tool for the terminal that edits files in a local git repository and commits the changes. It works with multiple LLM providers using the user's own API keys.
Pricing: Aider is free and open source; users pay their chosen LLM provider directly with their own API keys.
Latest release 0.86.0:
- Added support for all GPT-5 models.
- Added support for Grok-4 via xai/grok-4 and openrouter/x-ai/grok-4 model names.
- Added support for gemini/gemini-2.5-flash-lite-preview-06-17 model, by Tamir Zahavi-Brunner.
- /clear now prints “All chat history cleared.” so you know it worked, by Zexin Yuan.
OpenCode
Open-source coding agent from Anomaly (the team behind SST) that runs as a terminal UI, desktop app or IDE extension and connects to 75+ model providers, including local models and existing ChatGPT or GitHub Copilot logins.
Pricing: OpenCode is free and open source with free models included and support for any provider key. The optional OpenCode Go subscription is $10/month (Go Plus $40/month); OpenCode Zen is pay-as-you-go ($20 top-ups, per-request at provider rates with no markup).
Latest release 1.18.34:
- Send namespaced session and parent-session identity headers with model requests.
- Re-sign locally compiled macOS binaries so they run reliably on macOS 27+. (@ryangamerdev)
- Sign macOS CLI release binaries with a Developer ID.
- docs(web): correct GPT 6.1 Sol cache pricing