OpenCode
ActiveThe open-source coding agent for terminal, desktop, IDE and web
OpenCode is a free, MIT-licensed coding agent for terminal, desktop, IDE and web that works with 75+ model providers, plus optional paid Zen and Go model plans. The condition is trust: its permissions docs describe permission rules, not a sandbox, most permissions default to allow, and a High-severity advisory hit npm-, pnpm- and Bun-installed copies running `opencode serve`. Right for developers who patch fast and isolate it in a VM or container.
The product is the agent loop itself: it plans, edits files and runs commands against any configured LLM.
Is it right for you?
Good for
- Developers who want one agent across terminal, desktop, IDE and web with their pick of 75+ providers, including local models
- Teams that want a free MIT-licensed base and an optional enterprise layer (SSO, central config, internal gateway)
- Low-cost model access through Go at $10/month, with usage limits expressed as dollar caps per model
Not good for
- Running untrusted repositories or unattended jobs on a machine holding secrets (the docs we read describe permissions, not a sandbox, and most default to allow)
- Anyone running `opencode serve` on an unpatched npm-, pnpm- or Bun-installed copy (GHSA-632h-h47v-g4x4, fixed in 1.18.22)
- Teams that cannot absorb Zen card fees, which the Zen docs say are passed along at cost (4.4% + $0.30 per transaction)
Our experience
Pricing
Open Source- Bring your own provider keys or logins
- Terminal, desktop, IDE, web
- Curated models tested for coding agents
- Per-model price table at opencode.ai/docs/zen
- Card fees passed along at cost (4.4% + $0.30 per transaction)
- Auto top-up of $20 at $5 balance
- Curated models with limits: 5-hour 20%, weekly 50%, monthly 100% of the monthly dollar limit
- Everything in Go with higher limits
- Per-seat
- SSO, central config, internal AI gateway
No verdict changes yet
The clock starts day one. Changes land here as our verdict evolves.
Sources
- OpenCode docsOct 2026
- OpenCode ZenOct 2026
- OpenCode GitHub repositoryOct 2026
- GitHub advisory GHSA-632h-h47v-g4x4Oct 2026
- OpenCode Zen docs (card fees)Oct 2026
- OpenCode Go docsOct 2026
- OpenCode enterprise docsOct 2026
- OpenCode permissions docsOct 2026
- OpenCode siteOct 2026
- OpenCode server docsOct 2026
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