Gemini 3.1 Pro Preview
JSON →A preview of Google's Gemini 3.1 Pro model, offering enhanced reasoning and multimodal capabilities over the 3.0 series.
Specs
context window 1.0M tokens
max output 66K tokens
input price $2 / 1M tokens
output price $12 / 1M tokens
Capabilities
tool-usejson-modestreamingreasoningcode-generationfunction-callingvisionprompt-caching
API
full doc /v1/models/gemini-3.1-pro-preview