Harness Active Open source

OpenCode

Open-source coding agent with terminal, desktop, IDE, and browser interfaces.

Get OpenCode 4 methods
curl -fsSL https://opencode.ai/install | bash
Pricing Freemium See pricing ↗

The tool is free and open source; OpenCode Go/Go Plus subscriptions and Zen pay-as-you-go are optional ways to buy model access.

  • Free Free Open source; use your own provider keys or local models
  • OpenCode Go $10/mo Model subscription with usage limits See plan ↗
  • OpenCode Go Plus $40/mo Higher usage limits than Go See plan ↗
  • OpenCode Zen Pay as you go Prepaid credit, charged per request See plan ↗

Prices as listed on 18 Oct 2026.

AboutAnomaly

OpenCode runs an agent in the terminal, a desktop app, an IDE extension, or a local web UI. It supports plan mode, subagents, MCP servers, hosted subscriptions, API keys, OpenCode Zen, and local models.

Features Verified 6/8 ✓ yes ✗ no ? not verified
?
Worktrees
Keeps parallel work in separate git worktrees?
not verified
✓
Parallel agents
Runs several agent sessions at the same time?
yes
✓
Subagents
Can an agent delegate work to child agents?
yes
✓
MCP
Connects to MCP servers and their tools?
yes
✓
Remote access
Can you follow or control sessions from another device?
yes
?
Cloud sandbox
Runs work in a hosted sandbox rather than on your machine?
not verified
✓
Diff review
Includes a built-in diff or review screen?
yes
✓
Plan mode
Has an explicit plan / approve-before-edit step?
yes
Runs inside25
Add-ons2
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