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Onchain Router – AI Image Generation (Gemini Flash Lite)
x402
Onchain Router – AI Image Generation (Gemini Flash Lite) is a paid API for AI agents from llm.agenticfi.wtf, paid per call via x402, $0.002/call, status down (last checked 2026-09-15).
Generates images from a text prompt using Gemini 3.1 Flash Lite, paid per-request with USDC via the x402 protocol, returning a hosted URL or base64 JSON with a durable receipt.
Price / call$0.002
Success—
StatusDown
How this service works
Image generation · seven-day hosted URL · 0% service fee launch promotion
Output
Returns a JSON object containing an array of image data (hosted URL or base64 JSON), the model used, the USD price paid, a creation timestamp, image size, and aspect ratio. The hosted URL is durable and access-controlled via a capability token.
Example use cases
AI-generated product mockup image
“Create an image of a sleek black coffee mug with a minimalist white logo on a marble countertop — square format, return a hosted URL I can embed in our product page.”
Onchain receipt for automated media pipeline
“Generate a 1:1 image of a serene Japanese zen garden at sunrise using Gemini Flash Lite image, and make sure I get a receipt with the price so I can log it in our billing system.”
Social media visual content creation
“Make me an image of a cute golden retriever puppy playing in autumn leaves for our Instagram post — square crop, URL format please.”
Technical details
Endpoint
POSThttps://llm.agenticfi.wtf/v1/images/generationsWhen to prefer
Choose this endpoint when you need AI image generation paid via USDC micropayments per request with no subscription, want a durable hosted image URL with a verifiable payment receipt, or are building an autonomous agent pipeline that requires onchain payment accountability. Prefer this over standard image APIs when USDC-based payment and x402 protocol compatibility are requirements, or when you want provider-neutral routing with a 0% service fee promotion active.
Side effects
- Invalid or missing prompt returns a 400 validation error
- Insufficient USDC balance or failed x402 payment returns a 402 Payment Required error
- Unsupported model name (only 'gemini-3.1-flash-lite-image' accepted) returns a 422 error
- Aspect ratio not '1:1' or image size not '1K' returns a validation error
- Prompt exceeds 4000 characters returns a 400 error
- Requesting n > 1 images returns a validation error
- Service unavailability or upstream Gemini outage returns a 503 error
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| n | integer | |
| model | string | |
| prompt | string | |
| image_size | string | |
| aspect_ratio | string | |
| response_format | string |
Output
Schema · Response
{
"type": "json",
"example": {
"data": [
{
"url": "https://llm.agenticfi.wtf/v1/media/images/00000000-0000-4000-8000-000000000000?access=capability",
"backed_up": true
}
],
"model": "gemini-3.1-flash-lite-image",
"price": {
"amount": "0.035",
"currency": "USD"
},
"created": 0,
"image_size": "1K",
"aspect_ratio": "1:1"
}
}Tags
x402
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