They want a 600×600 JPG under 2 MB. You have something else.
Upload anything. Get exact width×height and optional max filesize. $1 per image.
Related searches: resize image exact dimensions, 600x600 jpg, compress image under 2mb
Same utility over HTTP 402 / x402. Unpaid calls return 402 Payment Required.
POST https://gate402.app/v1/image-fit
Pay with PAYMENT-SIGNATURE / X-PAYMENT, Stripe MPP (Authorization: Payment), or X-API-Key.