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OpenCode vs Google Antigravity
Short answer: OpenCode is in CLI coding agents; Google Antigravity is in AI IDEs, so they solve different parts of the job. OpenCode has the lower entry price ($10/month vs $30/month for Google Antigravity). Both OpenCode and Google Antigravity have a free plan.
| OpenCode | Google Antigravity | |
|---|---|---|
| Type | CLI coding agents | AI IDEs |
| Vendor | SST / Anomaly | |
| Status | Active | Active |
| Free plan | Yes ("OpenCode is 100% free to use" (MIT license); includes some free models.) | Yes (Individual plan $0/month with basic weekly rate limits.) |
| Paid plans from | $10/mo | $30/mo |
| Plans | OpenCode (open source): Free · Go: $10 · Go Plus: $40 · Zen: — | Individual: Free · Google AI Pro: — · Google AI Ultra: — · Gemini Enterprise Standard/Plus: $30 (annual) |
| Open source | Yes (MIT) | Not verified yet |
| Editors named on vendor page | terminal/CLI | terminal/CLI |
| Features named on vendor page | local models | code review, code completion |
| Model families named | Claude, OpenAI GPT, Gemini | Gemini |
| Checked | Oct 26, 2026 | Oct 26, 2026 |
“Named on vendor page” means the phrase appears on the vendor's own page we captured; it is not a hands-on test. Unknown values are left blank rather than guessed.
FAQ
Is OpenCode cheaper than Google Antigravity?
OpenCode has the lower entry price ($10/month vs $30/month for Google Antigravity). Prices are from each vendor's pricing page.
Do OpenCode and Google Antigravity have free plans?
Both OpenCode and Google Antigravity have a free plan.
What is the difference between OpenCode and Google Antigravity?
OpenCode is in CLI coding agents; Google Antigravity is in AI IDEs, so they solve different parts of the job. OpenCode is made by SST / Anomaly; Google Antigravity is made by Google. See the table for plans, editors and features each vendor names.