Googlegemini-3.1-pro-preview

Google: Gemini 3.1 Pro Preview API Pricing

Gemini 3.1 Pro Preview is Google’s frontier reasoning model, delivering enhanced software engineering performance, improved agentic reliability, and more efficient token usage across complex workfl...

Base Input Price$2.00/ 1M tokens

Base Output Price$12.00/ 1M tokens

Prompt Cache Read$0.200-90% discount

Batch API Rate-50%24h async offload

Inference Hosts & Aggregator Providers

Compare rates and latency across direct APIs, OpenRouter, and hyperscale cloud providers

Live verified rates

Provider Name	Input / 1M	Output / 1M	Prompt Caching	Access Endpoint
Google Direct	$2.00	$12.00	Supported	Connect
OpenRouter	$2.00	$12.00	Supported	Connect

Head-to-Head Comparisons for Google: Gemini 3.1 Pro Preview

Google: Gemini 3.1 Pro Preview vs OpenAI: GPT-6.1 Sol$2/M vs $2/M

Google: Gemini 3.1 Pro Preview vs GPT-4o (Omni)$2/M vs $2.5/M

Google: Gemini 3.1 Pro Preview vs Claude 3.5 Sonnet$2/M vs $3/M

Google: Gemini 3.1 Pro Preview vs DeepSeek-V3 (deepseek-chat)$2/M vs $0.27/M