x402-dev.dopamint.ai · stable-diffusion-v35-large

Generate image using stable-diffusion-v35-large

Call it in 30 seconds

// npm i x402-fetch viem
import { wrapFetchWithPayment } from "x402-fetch";
import { createWalletClient, http } from "viem";
import { privateKeyToAccount } from "viem/accounts";
import { base } from "viem/chains";

const account = privateKeyToAccount(process.env.PRIVATE_KEY); // funds USDC on Base
const wallet = createWalletClient({ account, chain: base, transport: http() });
const fetchWithPay = wrapFetchWithPayment(fetch, wallet);

// Pays the $0.0878 USDC automatically on the 402, then returns the real response:
const res = await fetchWithPay("https://x402-dev.dopamint.ai/api/ai/generations/images/stable-diffusion-v35-large", { method: "POST" });
console.log(await res.json());

# pip install x402 eth-account httpx
import os, asyncio
from eth_account import Account
from x402.clients.httpx import x402HttpxClient

account = Account.from_key(os.environ["PRIVATE_KEY"])  # funds USDC on Base

async def main():
    async with x402HttpxClient(account=account) as client:
        # x402 handles the 402 -> pay ($0.0878 USDC) -> retry automatically
        r = await client.get("https://x402-dev.dopamint.ai/api/ai/generations/images/stable-diffusion-v35-large")
        print((await r.aread()).decode())

asyncio.run(main())

# 1) An unpaid request returns HTTP 402 with the exact payment terms:
curl -i -X POST "https://x402-dev.dopamint.ai/api/ai/generations/images/stable-diffusion-v35-large" \
  -H 'content-type: application/json' \
  -d '{"enable_safety_checker": {"default": true, "description": "If set to true, the safety checker will be enabled.", "example": true, "required": false, "type": "boolean"}, "image_size": {"default": "landscape_16_9", "description": "The size of the generated image. You can choose between some presets or custom height and width that **must be multiples of 16**.", "enum": ["square_hd", "square", "portrait_4_3", "portrait_16_9", "landscape_4_3", "landscape_16_9"], "required": false, "type": "ImageSize | \"square_hd\" | \"square\" | \"portrait_4_3\" | \"portrait_16_9\" | \"landscape_4_3\" | \"landscape_16_9\""}, "num_images": {"default": 1, "description": "The number of images to generate.", "enum": ["1"], "required": false, "type": "integer"}, "prompt": {"description": "The prompt to generate an image from.", "example": "a tiny astronaut hatching from an egg on the moon", "required": true, "type": "string"}, "seed": {"description": "The same seed and the same prompt given to the same version of the model will output the same image every time.", "required": false, "type": "integer"}, "sync_mode": {"default": false, "description": " If set to true, the function will wait for the image to be generated and uploaded before returning the response. This will increase the latency of the function but it allows you to get the image directly in the response without going through the CDN.\n        ", "required": false, "type": "boolean"}}'

# 2) Paying + retrying requires an x402 client that can sign the USDC
#    authorization (curl alone cannot). See the JS / Python tabs below.

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