Image Generation

Text-to-image and creative image models — designers, FLUX, Nano Banana, Krea, and more.

Text-to-image and creative image models — designers, FLUX, Nano Banana, Krea, and more. 13 endpoints, each gated by the x402 payment protocol and settled in USDC. Connect the same endpoints over the MCP server for agent-to-agent use.

FLUX.2 flex

Max-quality image generation and editing with support for reference images.

POST /image/flux-2-flex

Price

$0.06

Network

Solana

x402

Request parameters

Parameter	Type	Required	Description
`prompt`	`textarea`	Yes	Detailed prompt description for the image
`aspect_ratio`	`string`	No	Image aspect ratio
`referenceImage`	`string[]`	No	URLs of reference images for style/composition guidance

Response

Returns generated image URL, prompt, and generation metadata

Example

curl -X POST "https://api.xona-agent.com/image/flux-2-flex" \
  -H "Content-Type: application/json" \
  -H "X-PAYMENT: <x402-payment-payload>" \
  -d '{
  "prompt": "A vibrant digital illustration depicting futuristic Solana tokens with neon colors...",
  "aspect_ratio": "1:1",
  "referenceImage": "https://example.com/reference.jpg"
}'

FLUX.2 max

The highest fidelity image model from Black Forest Labs.

POST /image/flux-2-max

Price

$0.08

Network

Solana

x402

Request parameters

Parameter	Type	Required	Description
`prompt`	`textarea`	Yes	Detailed prompt description for the image
`aspect_ratio`	`string`	No	Image aspect ratio
`referenceImage`	`string[]`	No	URLs of reference images for style/composition guidance

Response

Returns generated image URL, prompt, and generation metadata

Example

curl -X POST "https://api.xona-agent.com/image/flux-2-max" \
  -H "Content-Type: application/json" \
  -H "X-PAYMENT: <x402-payment-payload>" \
  -d '{
  "prompt": "A vibrant digital illustration depicting futuristic Solana tokens with neon colors...",
  "aspect_ratio": "1:1",
  "referenceImage": "https://example.com/reference.jpg"
}'

FLUX.2 pro

High-quality image generation and editing with support for reference images.

POST /image/flux-2-pro

Price

$0.05

Network

Solana

x402

Request parameters

Parameter	Type	Required	Description
`prompt`	`textarea`	Yes	Detailed prompt description for the image
`aspect_ratio`	`string`	No	Image aspect ratio
`referenceImage`	`string[]`	No	URLs of reference images for style/composition guidance

Response

Returns generated image URL, prompt, and generation metadata

Example

curl -X POST "https://api.xona-agent.com/image/flux-2-pro" \
  -H "Content-Type: application/json" \
  -H "X-PAYMENT: <x402-payment-payload>" \
  -d '{
  "prompt": "A vibrant digital illustration depicting futuristic Solana tokens with neon colors...",
  "aspect_ratio": "1:1",
  "referenceImage": "https://example.com/reference.jpg"
}'

GPT Image 2

OpenAI state-of-the-art image generation via Replicate. High-quality photorealism, sharp text rendering, and strong instruction following. Quality: medium.

POST /image/gpt-image-2

Price

$0.12

Network

Solana

x402

Request parameters

Parameter	Type	Required	Description
`prompt`	`textarea`	Yes	Detailed prompt describing the desired image
`aspect_ratio`	`string`	No	1:1 (square), 3:2 (landscape), or 2:3 (portrait)

Response

Returns generated image URL, prompt, and generation metadata including model and quality info

Example

curl -X POST "https://api.xona-agent.com/image/gpt-image-2" \
  -H "Content-Type: application/json" \
  -H "X-PAYMENT: <x402-payment-payload>" \
  -d '{
  "prompt": "A photorealistic image of...",
  "aspect_ratio": "1:1"
}'

Grok Imagine

AI image generation using Grok Imagine model. Takes your prompt and generates a high-quality image using xAI's Grok Imagine API.

POST /image/grok-imagine

Price

$0.04

Network

Solana

x402

Also payable on X Layer (USDC), Base (USDC).

Request parameters

Parameter	Type	Required	Description
`prompt`	`textarea`	Yes	Detailed prompt description for the image
`referenceImage`	`string`	No	URL of reference image for style/composition guidance (Grok only supports one image)

Response

Returns generated image URL, prompt, and generation metadata

Example

curl -X POST "https://api.xona-agent.com/image/grok-imagine" \
  -H "Content-Type: application/json" \
  -H "X-PAYMENT: <x402-payment-payload>" \
  -d '{
  "prompt": "A golden retriever playing fetch on a sunny beach at sunset",
  "referenceImage": "https://example.com/reference.jpg"
}'

Krea 2 Large

AI image generation using Krea 2 Large model. Highest-fidelity Krea 2 tier with moodboard and style-reference controls.

POST /image/krea-2-large

Price

$0.07

Network

Solana

x402

Also payable on Base/SKALE (USDC), Base (USDC), X Layer (USDC), BNB (USDC), Arbitrum (USDC).

Request parameters

Parameter	Type	Required	Description
`prompt`	`textarea`	Yes	Detailed prompt description for the image
`aspect_ratio`	`string`	No	Image aspect ratio
`creativity`	`string`	No	Creativity level
`moodboard_strength`	`number`	No	Moodboard influence (0-1)
`style_reference_strength`	`number`	No	Style reference influence (0-1)
`referenceImage`	`string[]`	No	URLs of style reference images

Response

Returns generated image URL, prompt, and generation metadata

Example

curl -X POST "https://api.xona-agent.com/image/krea-2-large" \
  -H "Content-Type: application/json" \
  -H "X-PAYMENT: <x402-payment-payload>" \
  -d '{
  "prompt": "A color film-inspired portrait of a young woman looking out a school bus window...",
  "aspect_ratio": "4:3",
  "creativity": "medium",
  "moodboard_strength": 0.35,
  "style_reference_strength": 0.5,
  "referenceImage": "https://example.com/reference.jpg"
}'

Krea 2 Medium

AI image generation using Krea 2 Medium model. High-quality images with moodboard and style-reference controls.

POST /image/krea-2-medium

Price

$0.05

Network

Solana

x402

Also payable on Base/SKALE (USDC), Base (USDC), X Layer (USDC), BNB (USDC), Arbitrum (USDC).

Request parameters

Parameter	Type	Required	Description
`prompt`	`textarea`	Yes	Detailed prompt description for the image
`aspect_ratio`	`string`	No	Image aspect ratio
`creativity`	`string`	No	Creativity level
`moodboard_strength`	`number`	No	Moodboard influence (0-1)
`style_reference_strength`	`number`	No	Style reference influence (0-1)
`referenceImage`	`string[]`	No	URLs of style reference images

Response

Returns generated image URL, prompt, and generation metadata

Example

curl -X POST "https://api.xona-agent.com/image/krea-2-medium" \
  -H "Content-Type: application/json" \
  -H "X-PAYMENT: <x402-payment-payload>" \
  -d '{
  "prompt": "A color film-inspired portrait of a young woman looking out a school bus window...",
  "aspect_ratio": "4:3",
  "creativity": "medium",
  "moodboard_strength": 0.35,
  "style_reference_strength": 0.5,
  "referenceImage": "https://example.com/reference.jpg"
}'

Krea 2 Medium Turbo

AI image generation using Krea 2 Medium Turbo model. Fast, high-quality images with moodboard and style-reference controls.

POST /image/krea-2-medium-turbo

Price

$0.02

Network

Solana

x402

Also payable on Base/SKALE (USDC), Base (USDC), X Layer (USDC), BNB (USDC), Arbitrum (USDC).

Request parameters

Parameter	Type	Required	Description
`prompt`	`textarea`	Yes	Detailed prompt description for the image
`aspect_ratio`	`string`	No	Image aspect ratio
`creativity`	`string`	No	Creativity level
`moodboard_strength`	`number`	No	Moodboard influence (0-1)
`style_reference_strength`	`number`	No	Style reference influence (0-1)
`referenceImage`	`string[]`	No	URLs of style reference images

Response

Returns generated image URL, prompt, and generation metadata

Example

curl -X POST "https://api.xona-agent.com/image/krea-2-medium-turbo" \
  -H "Content-Type: application/json" \
  -H "X-PAYMENT: <x402-payment-payload>" \
  -d '{
  "prompt": "A color film-inspired portrait of a young woman looking out a school bus window...",
  "aspect_ratio": "4:3",
  "creativity": "medium",
  "moodboard_strength": 0.35,
  "style_reference_strength": 0.5,
  "referenceImage": "https://example.com/reference.jpg"
}'

Nano Banana

AI image generation using nano-banana model. Takes your prompt and generates a high-quality image directly without style blending.

POST /image/nano-banana

Price

$0.05

Network

Solana

x402

Request parameters

Parameter	Type	Required	Description
`prompt`	`textarea`	Yes	Detailed prompt description for the image
`aspect_ratio`	`string`	No	Image aspect ratio
`referenceImage`	`string[]`	No	URLs of reference images for style/composition guidance

Response

Returns generated image URL, prompt, and generation metadata

Example

curl -X POST "https://api.xona-agent.com/image/nano-banana" \
  -H "Content-Type: application/json" \
  -H "X-PAYMENT: <x402-payment-payload>" \
  -d '{
  "prompt": "A vibrant digital illustration depicting futuristic Solana tokens with neon colors...",
  "aspect_ratio": "1:1",
  "referenceImage": "https://example.com/reference.jpg"
}'

Nano Banana 2

AI image generation using nano-banana-2 model with resolution-based pricing. Dynamic pricing: 1K=$0.06, 2K=$0.10, 4K=$0.15.

POST /image/nano-banana-2

Price

$0.06-$0.15

Network

Solana

x402

Request parameters

Parameter	Type	Required	Description
`prompt`	`textarea`	Yes	Detailed prompt description for the image
`resolution`	`select`	No	Output resolution determines price: 1K=$0.06, 2K=$0.10, 4K=$0.15 One of: `1k`, `2k`, `4k`.
`aspect_ratio`	`string`	No	Image aspect ratio
`referenceImage`	`string[]`	No	URLs of reference images for style/composition guidance

Response

Returns generated image URL, prompt, resolution, and generation metadata

Example

curl -X POST "https://api.xona-agent.com/image/nano-banana-2" \
  -H "Content-Type: application/json" \
  -H "X-PAYMENT: <x402-payment-payload>" \
  -d '{
  "prompt": "A vibrant digital illustration depicting futuristic Solana tokens with neon colors...",
  "resolution": "1k",
  "aspect_ratio": "1:1",
  "referenceImage": "https://example.com/reference.jpg"
}'

Nano Banana Pro

AI image generation using nano-banana-pro model. Takes your prompt and generates a high-quality image directly without style blending.

POST /image/nano-banana-pro

Price

$0.15

Network

Solana

x402

Request parameters

Parameter	Type	Required	Description
`prompt`	`textarea`	Yes	Detailed prompt description for the image
`aspect_ratio`	`string`	No	Image aspect ratio
`referenceImage`	`string[]`	No	URLs of reference images for style/composition guidance

Response

Returns generated image URL, prompt, and generation metadata

Example

curl -X POST "https://api.xona-agent.com/image/nano-banana-pro" \
  -H "Content-Type: application/json" \
  -H "X-PAYMENT: <x402-payment-payload>" \
  -d '{
  "prompt": "A vibrant digital illustration depicting futuristic Solana tokens with neon colors...",
  "aspect_ratio": "1:1",
  "referenceImage": "https://example.com/reference.jpg"
}'

Qwen Image

AI image generation using qwen/qwen-image model. Generate high-quality images with advanced AI capabilities using Dexter x402 v2 middleware.

POST /image-model/qwen-image

Price

$0.05

Network

Solana

x402

Request parameters

Parameter	Type	Required	Description
`prompt`	`textarea`	Yes	Detailed prompt description for the image
`aspect_ratio`	`string`	No	Image aspect ratio
`referenceImage`	`string[]`	No	URLs of reference images (uses first image for qwen/qwen-image)

Response

Returns generated image URL, prompt, and generation metadata

Example

curl -X POST "https://api.xona-agent.com/image-model/qwen-image" \
  -H "Content-Type: application/json" \
  -H "X-PAYMENT: <x402-payment-payload>" \
  -d '{
  "prompt": "A vibrant digital illustration depicting futuristic Solana tokens with neon colors...",
  "aspect_ratio": "1:1",
  "referenceImage": "https://example.com/reference.jpg"
}'

Seedream 4.5

AI image generation using ByteDance Seedream-4.5 model. Generate high-quality images with advanced AI capabilities using Dexter x402 v2 middleware.

POST /image-model/seedream-4.5

Price

$0.08

Network

Solana

x402

Request parameters

Parameter	Type	Required	Description
`prompt`	`textarea`	Yes	Detailed prompt description for the image
`aspect_ratio`	`string`	No	Image aspect ratio
`referenceImage`	`string[]`	No	URLs of reference images for style/composition guidance

Response

Returns generated image URL, prompt, and generation metadata

Example

curl -X POST "https://api.xona-agent.com/image-model/seedream-4.5" \
  -H "Content-Type: application/json" \
  -H "X-PAYMENT: <x402-payment-payload>" \
  -d '{
  "prompt": "A vibrant digital illustration depicting futuristic Solana tokens with neon colors...",
  "aspect_ratio": "1:1",
  "referenceImage": "https://example.com/reference.jpg"
}'

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