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Gemini 3.1 Pro Preview API pricing, benchmarks and specs | AshnaAI

Google

Gemini 3.1 Pro Preview

Coming soon

Gemini 3.1 Pro Preview is Google's advanced multimodal model for agentic workflows, complex reasoning, and coding.

Model details

Model ID: gemini-3.1-Pro
Provider: Google
Modality: Text generation
Context window: 1,048,576 tokens
Input → output: Text / image → text
Released: Feb 19, 2026
Available on AshnaAI: Oct 3, 2026

Where this model fits

Best capabilities

Multi-step reasoning and complex instruction following
Tool calling and agent workflows
Image and document understanding
Web-connected research tasks

Best for

Complex analysis, planning, research, and high-stakes knowledge work
Interactive and high-volume workloads where latency and cost matter
Agents that need to call APIs or execute multi-step workflows

Not ideal for

The most difficult reasoning tasks where a frontier model is preferred

Benchmarks

No comparable, source-verified benchmark has been published for this catalog entry yet.

Pricing (USD)

Limited-time 30% discount

Input / 1M tokens: $2.41$1.69
Output / 1M tokens: $14.46$10.12
Cached input / 1M: $0.241$0.169
Cache write / 1M: —

Capabilities

reasoning—
toolsSupported
visionSupported
web searchSupported
filesSupported

Available regions

US East (N. Virginia)

us-east-1

Europe (Frankfurt)

eu-central-1

Asia Pacific (Mumbai)

ap-south-1

Multi-region and provider failover: Active

Requests automatically switch to another region or provider if one becomes unavailable.