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chore: update docs/samples to use the GA model for gemini-2.5-image #4039

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chore: update docs/samples to use the GA model for gemini-2.5-image
MichaelDoyle Jan 5, 2026
2acce60
Update genkit-tools/cli/context/GENKIT.js.md
MichaelDoyle Jan 5, 2026
541ccb8
Update genkit-tools/cli/context/GENKIT.go.md
MichaelDoyle Jan 5, 2026
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2 changes: 1 addition & 1 deletion genkit-tools/cli/context/GENKIT.go.md
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Expand Up @@ -230,7 +230,7 @@ Here are suggested models to use for various task types. This is NOT an exhausti
```
| Plugin | Recommended Model | Input Modalities |
|------------------------------------------------------------|------------------------------------|-------------------|
| github.com/firebase/genkit/go/plugins/googlegenai | gemini-2.5-flash-image-preview | Text, Image |
| github.com/firebase/genkit/go/plugins/googlegenai | gemini-2.5-flash-image | Text, Image |
| github.com/firebase/genkit/go/plugins/googlegenai | imagen-4.0-generate-preview-06-06 | Text |
| github.com/firebase/genkit/go/plugins/compat_oai/openai | gpt-image-1 | Text |
```
2 changes: 1 addition & 1 deletion genkit-tools/cli/context/GENKIT.js.md
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Expand Up @@ -313,7 +313,7 @@ exhaustive list.
```
| Plugin | Recommended Model | Input Modalities |
|------------------------------------|------------------------------------|-------------------|
| @genkit-ai/google-genai | gemini-2.5-flash-image-preview | Text, Image |
| @genkit-ai/google-genai | gemini-2.5-flash-image | Text, Image |
| @genkit-ai/google-genai | imagen-4.0-generate-preview-06-06 | Text |
| @genkit-ai/compat-oai/openai | gpt-image-1 | Text |
```
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12 changes: 6 additions & 6 deletions js/plugins/google-genai/.guides/docs/editing-images.prompt
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@@ -1,9 +1,9 @@
---
title: Edit images with `gemini-2.5-flash-image-preview` (aka "Nano Banana")
title: Edit images with `gemini-2.5-flash-image` (aka "Nano Banana")
description: read this if you need to perform sophisticated image edits such as background removal, post matching, character replacement, relighting, on an existing image
---

The `gemini-2.5-flash-image-preview` model (also known as "Nano Banana") can perform sophisticated image edits.
The `gemini-2.5-flash-image` model (also known as "Nano Banana") can perform sophisticated image edits.

- You must ALWAYS add `{config: {responseModalities: ['TEXT', 'IMAGE']}}` to your `ai.generate` calls when using this model.

Expand All @@ -15,7 +15,7 @@ import { ai } from "@/ai/genkit"; // or wherever genkit is initialized
import { googleAI } from "@genkit-ai/google-genai";

const {media} = await ai.generate({
model: googleAI.model('gemini-2.5-flash-image-preview'),
model: googleAI.model('gemini-2.5-flash-image'),
config: {responseModalities: ['TEXT', 'IMAGE']}},
prompt: "generate a picture of a unicorn wearing a space suit on the moon",
});
Expand All @@ -32,7 +32,7 @@ import { ai } from "@/ai/genkit"; // or wherever genkit is initialized
import { googleAI } from "@genkit-ai/google-genai";

const {media} = await ai.generate({
model: googleAI.model('gemini-2.5-flash-image-preview'),
model: googleAI.model('gemini-2.5-flash-image'),
config: {responseModalities: ['TEXT', 'IMAGE']}},
prompt: [
{text: "change the person's outfit to a banana costume"},
Expand All @@ -54,7 +54,7 @@ import { googleAI } from "@genkit-ai/google-genai";
const {personImageUri, animalImageUri, sceneryImageUri} = await loadImages(...);

const {media} = await ai.generate({
model: googleAI.model('gemini-2.5-flash-image-preview'),
model: googleAI.model('gemini-2.5-flash-image'),
config: {responseModalities: ['TEXT', 'IMAGE']}},
prompt: [
// the model tends to match aspect ratio of the *last* image provided
Expand Down Expand Up @@ -84,7 +84,7 @@ const originalImageUri = "data:..."; // the original image
const annotatedImageUri = "data:..."; // the image with annotations on top of it

const {media} = await ai.generate({
model: googleAI.model('gemini-2.5-flash-image-preview'),
model: googleAI.model('gemini-2.5-flash-image'),
config: {responseModalities: ['TEXT', 'IMAGE']}},
prompt: [

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2 changes: 1 addition & 1 deletion js/testapps/basic-gemini/src/index-vertexai.ts
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Expand Up @@ -406,7 +406,7 @@ ai.defineFlow('gemini-image-editing', async (_) => {
const room = fs.readFileSync('my_room.png', { encoding: 'base64' });

const { media } = await ai.generate({
model: vertexAI.model('gemini-2.5-flash-image-preview'),
model: vertexAI.model('gemini-2.5-flash-image'),
prompt: [
{ text: 'add the plant to my room' },
{ media: { url: `data:image/png;base64,${plant}` } },
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2 changes: 1 addition & 1 deletion js/testapps/basic-gemini/src/index.ts
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Expand Up @@ -438,7 +438,7 @@ ai.defineFlow('gemini-image-editing', async (_) => {
const room = fs.readFileSync('my_room.png', { encoding: 'base64' });

const { media } = await ai.generate({
model: googleAI.model('gemini-2.5-flash-image-preview'),
model: googleAI.model('gemini-2.5-flash-image'),
prompt: [
{ text: 'add the plant to my room' },
{ media: { url: `data:image/png;base64,${plant}` } },
Expand Down
2 changes: 1 addition & 1 deletion samples/js-gemini/src/index.ts
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Expand Up @@ -238,7 +238,7 @@ ai.defineFlow('gemini-image-editing', async (_) => {
const room = fs.readFileSync('my_room.png', { encoding: 'base64' });

const { media } = await ai.generate({
model: googleAI.model('gemini-2.5-flash-image-preview'),
model: googleAI.model('gemini-2.5-flash-image'),
prompt: [
{ text: 'add the plant to my room' },
{ media: { url: `data:image/png;base64,${plant}` } },
Expand Down
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