Gemini 2.5 Flash Image Preview

gemini-2.5-flash-image-preview

Gemini 2.5 Flash Image Preview (“Nano Banana”) is a cutting-edge image generation model with strong contextual understanding. It can create and edit images and supports multi-turn conversational workflows around visuals.

Context: N/A
Endpoint

Service Status

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Apertis cannot confirm the current service state. This is not a report that the model is down.

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Pricing

Pay Per Request

Request$0.075 / request

BillingPay Per Request

Cache Write (5m)Not applicable

Cache Write (1h)Not applicable

Cache ReadNot applicable

Quick Start

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Endpoint

python

from openai import OpenAI client = OpenAI(    api_key="YOUR_API_KEY",    base_url="https://api.apertis.ai/v1") response = client.chat.completions.create(    model="gemini-2.5-flash-image-preview",    messages=[        {"role": "user", "content": "Hello!"}    ],    max_tokens=1024,    temperature=0.7) print(response.choices[0].message.content) # Optional: Enable context compression to reduce token usage# response = client.chat.completions.create(#     model="gemini-2.5-flash-image-preview",#     messages=[{"role": "user", "content": "Hello!"}],#     extra_body={"compression": {"enabled": True, "model": "gpt-4.1-mini"}}# )

Supported Parameters

API docs

Common5 params

modelpromptsizequalityresponse_format

Extended4 params

nstylebackgroundoutput_format

Cursor IDE Model IDs

Use these namespaced identifiers in Cursor IDE to avoid conflicts with built-in models.

gemini-2.5-flash-image-preview

Compare with Other Models

See how this model compares to others from the same provider.

Gemini 2.5 Flash Preview 05-20 (thinking)

Gemini 2.5 Flash Preview (May 2025) is Google's high-performance general model built for advanced reasoning, coding, math, and science. It includes built-in “thinking” features to deliver more accurate, context-aware answers.

Context: 1.0M
Input: $0.075/M
Output: $1.75/M

Gemini 2.5 Flash Lite Preview 09-2025

Gemini 2.5 Flash-Lite is a lightweight, low-latency model focused on speed and cost efficiency. It generates tokens quickly and outperforms earlier Flash models on common benchmarks. “Thinking” (multi-pass reasoning) is off by default for maximum speed, but can be turned on through the Reasoning API when deeper reasoning is needed.

Context: 1.0M
Input: $0.05/M
Output: $0.20/M

Gemini 2.5 Flash Lite Preview 06-17

Gemini 2.5 Flash-Lite is a smaller, low-latency model focused on speed and cost efficiency. It delivers faster generation and better benchmark performance than earlier Flash models. Thinking mode is off by default for maximum speed, but developers can enable it when they want deeper reasoning at a higher cost.

Context: 1.0M
Input: $0.025/M
Output: $0.10/M

Gemini 2.5 Flash Preview (thinking)

Context: 1.0M
Input: $0.075/M
Output: $1.75/M