Check and fix Amazon, eBay and Etsy product images, calculate marketplace fees, look up barcodes.
Connect Remote server
claude mcp add --transport http mcp https://sellertoolbelt.com/api/mcp
{
"mcpServers": {
"mcp": {
"url": "https://sellertoolbelt.com/api/mcp"
}
}
}
{
"servers": {
"mcp": {
"type": "http",
"url": "https://sellertoolbelt.com/api/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://sellertoolbelt.com/api/mcp
Tools 11 found in our last check
check_listing_imageDeterministically checks whether a product photo meets the main-image requirements of Amazon, eBay or Etsy (pure white background, product fill, minimum resolution, file format, colour space, borders, aspect ratio, sharpness, stray text/watermarks). Measured from the actual pixe…
calculate_marketplace_feesComputes selling fees, net profit, margin and ROI for one sale on Amazon, eBay or Etsy from the sale price, shipping and costs. Category sets the default fee rate: amazon: default (15%), electronics (8%), computers (7%), clothing (17%), home (15%), toys (15%), books (15%); ebay:…
lookup_barcodeFinds product details (title, brand, category, image, description) for a UPC, EAN or GTIN barcode, using open product catalogs (strong for UK/EU groceries, drinks and cosmetics). Free.
generate_qr_codeGenerates a QR code image (PNG) or SVG markup for any text or URL, e.g. for packaging inserts, product labels or invoices. Free.
make_compliant_main_imageRemoves the background, centres and scales the product on pure white, sizes and encodes it to the marketplace spec (Amazon, eBay or Etsy), then re-checks the result and returns the per-rule verdict as proof. Without an API key: returns a free watermarked preview (≤700px) plus un…
remove_backgroundCuts the product out of its background and returns a transparent PNG. Without an API key: returns a free watermarked preview (≤700px) plus unlock_url, which a human opens to download the full-resolution file for site credits (then call get_result). With an API key (Authorization…
change_background_colorRemoves the background and places the product on a solid colour: white, light_gray, gray, black, beige, studio_blue, soft_pink, or custom with hex. Without an API key: returns a free watermarked preview (≤700px) plus unlock_url, which a human opens to download the full-resolutio…
resize_for_marketplaceFits the image onto an exact canvas, padding with white: amazon (2000×2000), ebay (1600×1600), etsy (2000×2000), square (1080×1080), instagram_portrait (1080×1350), story (1080×1920), or custom width/height. Without an API key: returns a free watermarked preview (≤700px) plus un…
convert_imageRe-encodes an image as jpeg, png, webp, avif at a chosen quality, to change format or shrink file size. JPEG flattens transparency to white. Without an API key: returns a free watermarked preview (≤700px) plus unlock_url, which a human opens to download the full-resolution file…
add_watermarkStamps text (e.g. "© Your Brand") on an image in a corner, the centre, or tiled diagonally. Without an API key: returns a free watermarked preview (≤700px) plus unlock_url, which a human opens to download the full-resolution file for site credits (then call get_result). With an…
get_resultChecks a job created by one of the image tools. Returns download_url once it is unlocked (API-key jobs are paid up front; anonymous ones by a human via unlock_url). Otherwise returns the status, preview_url and unlock_url. Never charges. Anonymous results expire 24h after creati…
Details
| Endpoint | https://sellertoolbelt.com/api/mcp (Streamable HTTP) |
| First published | 18 Oct 2026 |
| Last updated | 18 Oct 2026 |
| Registry name | com.sellertoolbelt/mcp |
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