Generate an AI image from a text prompt via FLUX Schnell — fast text-to-image fo
Generate an AI image from a text prompt via FLUX Schnell — fast text-to-image for drafts, mockups, concept art, marketing images, and social graphics. Built for agents and automated content pipelines: pass a prompt and aspect ratio (1:1, 16:9, 9:16, 4:3), get back a hosted image URL. Create AI art via API — pay-per-call via x402 USDC on Base, no API key, no signup, no rate-limited free tier.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
1014 msmedian answer time
$0.25listed price per call
$0.25price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://imagegen.coinopai.com/generate
| Category | Image and media |
|---|---|
| Provider host | imagegen.coinopai.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 15 from 3 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.25 | 1014 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"aspect": "1:1",
"prompt": "a cat wearing sunglasses on a beach"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"aspect": {
"description": "Aspect ratio (default 1:1)",
"enum": [
"1:1",
"16:9",
"9:16",
"4:3"
],
"type": "string"
},
"prompt": {
"description": "Text prompt describing the image to generate",
"type": "string"
}
},
"required": [
"prompt"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"aspect": {
"type": "string"
},
"generated_at": {
"type": "string"
},
"image_url": {
"type": "string"
},
"prompt": {
"type": "string"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}