GitHub Copilot vs OpenCode: Side-by-Side Comparison 2026
GitHub Copilot vs OpenCode comparison for 2026. Features, pricing, AI capabilities, and editor support analyzed side by side to help you choose the right coding tool for your workflow.
GitHub Copilot is an editor extension from GitHub (Microsoft) — your ai pair programmer. OpenCode is a CLI-based coding agent from SST — open-source terminal ai coding agent.
GitHub Copilot
GitHub's AI coding assistant that suggests code completions, whole functions, and chat-based help directly in your editor.
- ✓ Code completions
- ✓ Chat
- ✓ CLI integration
- ✓ Pull request summaries
- ✓ Code review
Free / $10/mo · 5 plans
OpenCode
Open-source terminal AI coding agent from SST. Free with BYOK, or use Go ($10/mo for curated open-source models), Zen (pay-per-token), or Black (flat-rate subscription at $20/$100/$200/mo, currently paused) for managed model access.
- ✓ AI chat
- ✓ Agentic mode
- ✓ Multi-file editing
- ✓ Terminal commands
- ✓ Test generation
Free / $10/mo · 4 plans
| Feature | GitHub Copilot | OpenCode |
|---|---|---|
| Category | Extension | CLI |
| Starting Price | Free | Free |
| Model Family | Multi-model | Multi-model (any) |
| Documentation | ✓ | — |
| Voice Input | ✓ | — |
| Git Integration | ✓ | — |
| Open Source | No | Yes (MIT) |
Pricing verified May 4, 2026. GitHub Copilot pricing | OpenCode pricing
Key Differences
- Category: GitHub Copilot is an editor extension; OpenCode is a CLI-based coding agent.
- Model family: GitHub Copilot uses Multi-model; OpenCode uses Multi-model (any).
- Open source: GitHub Copilot: No. OpenCode: Yes (MIT).
- Bring your own key: OpenCode supports BYOK; GitHub Copilot does not.
- Platforms: GitHub Copilot runs on Desktop, Web; OpenCode runs on Linux, Windows, macOS.
- Provider: GitHub Copilot is built by GitHub (Microsoft); OpenCode is built by SST.
- Capabilities: GitHub Copilot has voice input.
Which Should You Choose?
Choose GitHub Copilot if you want deep integration with GitHub workflows. Choose OpenCode if you want open-source terminal-based coding with model flexibility. Read our full reviews to see which fits your workflow.