x402image

Free. Returns x402image service metadata and the list of paid image tools with their per-call USD prices. No payment or input required. Call this first to discover capabilities and pricing.

Remove an image's background, isolating the subject (BiRefNet AI segmentation). $0.02 per call. Input: an image via source URL. Params: background (optional fill color for the removed area, e.g. 'white'; omit for a transparent cutout — use a PNG/WebP output to keep transparency). Output: the cut-out

Upscale an image with AI super-resolution (ESRGAN) for sharper enlargement. $0.02 per call. Input: an image via source URL. Params: width and/or height (target pixels; at least one required). Output: the enlarged image as a short-lived signed URL.

Resize or crop an image to an exact width/height. $0.005 per call. Input: an image via source URL. Params: width, height (pixels); fit (scale-down|contain|pad|squeeze|cover|crop); gravity (auto|face|left|right|top|bottom|center|entropy — focal point for cover/crop, use 'face' to keep faces); backgro

Convert format and/or compress an image. $0.005 per call. Input: an image via source URL. Params: format (webp|avif|jpeg|png|gif); quality (1-100, default 85 — lower is smaller). At least one of format/quality is required. Output: the optimized image as a short-lived signed URL.

Apply an ordered pipeline of image ops in a single paid call: one payment, one output. Price is the sum of the included ops’ prices — call without payment to get a 402 quote. Input: source (image URL), steps (ordered [{op, params}], e.g. [{"op":"remove_background"},{"op":"resize","params":{"width":8