Nano Banana Pro (Gemini 3 Pro Image Preview)

Name: Nano Banana Pro (Gemini 3 Pro Image Preview)
Author: Google DeepMind

Released

2025-09-01

Last refreshed

2026-06-15

Status

Researched 32d ago

DeprecatedProprietaryCommercial use: conditional

Nano Banana Pro (Gemini 3 Pro Image Preview) is a legacy integration reference; evaluate Nano Banana Pro (Gemini 3 Pro Image) before starting new work.

Use it for

Teams maintaining an existing integration
Workloads that can use a 66k context window

Do not use it for

New production launches
Cost-sensitive launches that need sourced token pricing
Vision or document-understanding workloads

Specifications

Family: Gemini 3
Released: 2025-09-01
Context: 66k
Architecture: Decoder Only
Specialization: general
Openness: Proprietary
License: ProprietaryCommercial use: conditional

Created by

Google DeepMind

Pioneering artificial intelligence research.

London, United Kingdom

Founded 2014

Website

Pricing

No tracked provider token pricing is available yet.

Providers(3)

Google AI Studio GCP Vertex AI OpenRouter

View 3 provider routes

Links

Website

This model is deprecated. Google DeepMind recommends switching to Nano Banana Pro (Gemini 3 Pro Image).

About

Preview release of Nano Banana Pro for Gemini 3 Pro Image. Google released the GA gemini-3-pro-image model on 2026-05-28 and will retire this preview API ID on 2026-06-25.

Nano Banana Pro (Gemini 3 Pro Image Preview) is a proprietary model in the Gemini 3 family. The structured metadata tracks a 66k-token context window. This page tracks provider routes through Google AI Studio, GCP Vertex AI, and OpenRouter, with the cheapest tracked route listed at $2 input and $12 output per 1M tokens. No headline benchmark score is tracked for Nano Banana Pro (Gemini 3 Pro Image Preview) yet.

Top use-case fit

No primary decision-task fit is mapped for this model yet.

Provider price ladder

Compare all 3

No tracked provider token pricing is available for this model yet.

Available via routers & gateways(13)

LiteLLM

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Open-source Python SDK and proxy server that unifies 100+ LLM APIs behind a single OpenAI-compatible interface, with load balancing, cost tracking, and configurable failover.

Free OSSGoogle AI StudioGCP Vertex AI

OpenRouter

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Unified hybrid gateway to 400+ models from 60+ providers via a single OpenAI-compatible API, with optional auto-routing that selects the best model per prompt.

PassthroughGoogle AI StudioGCP Vertex AI

Portkey

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Production AI gateway routing to 1,600+ LLMs with failover, load balancing, semantic caching, and guardrails; Apache 2.0 core is fully self-hostable with the complete feature set.

SubscriptionGoogle AI StudioGCP Vertex AI

AIRouter

Router

Commercial LLM router that analyzes incoming requests and routes to the optimal model for cost/quality/latency via a drop-in OpenAI-compatible API, with a privacy-preserving embedding mode that avoids sending prompt content.

Passthrough + feeGoogle AI StudioGCP Vertex AI

Helicone

Gateway

Observability-first AI gateway with routing, caching, rate limiting, and request tracing; Apache 2.0 open-source core with a managed hosted tier for logging and analytics.

SubscriptionGoogle AI StudioGCP Vertex AI

Kong AI Gateway

Gateway

Multi-LLM AI gateway built on Kong Gateway 3.x, adding semantic routing, load balancing, guardrails, and MCP traffic analytics as plugins over Kong's existing API management platform.

SubscriptionGoogle AI StudioGCP Vertex AI