Antigravity
Gemini 3.1 Pro API pricing
Gemini 3.1 Pro (gemini-3.1-pro) is on the Antigravity plan. OpenCode users on the Gemini preset who want gemini-3.1-pro.
Create account Open calculator
Who this is for
OpenCode users on the Gemini preset who want gemini-3.1-pro.
Gemini calls use the /v1beta host, and the example model is gemini-3.1-pro.
Call it
Create a key on the Antigravity plan, then send gemini-3.1-pro to the host below. Listed and official rates render from the live catalog when this page loads.
base_url = "https://api.token-supply.com/v1beta"
model = "gemini-3.1-pro"
Why this works: Gemini stays on /v1beta. The model id on this page is gemini-3.1-pro.
Details
- Does Token Supply serve gemini-3.1-pro?
- Yes, on the Antigravity plan. Gemini calls use the /v1beta host, and the example model is gemini-3.1-pro.
- Do I have to sign up to see the price?
- No. The rate table on this page loads from the public catalog. A key is only required to call the model.
Related
- OpenCode custom provider — Yes. OpenCode works with Token Supply. Swap the preset base URL.
- Model directory — Every model id currently listed on Token Supply.
- Token cost calculator — Convert a monthly token mix into listed and official dollars.
- What is a listed rate — The price Token Supply charges, next to the public list price.