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Computer vision API
2 hosted APIs tagged “computer-vision”, each also an MCP server for AI agents. Free calls every day to try them; then pay per call with x402 (USDC) or prepaid credits from $5.
- Supervision Draw: Draw detections onto an image with Roboflow supervision's own annotators, over HTTP and MCP. Send a base64 image and detections (boxes in xyxy pixels, optional class_id, confidence, label, polygon) and get back the annotated image plus per-class counts. Annotators: box, round_box, box_corner, circle, dot, ellipse, triangle, label, color, mask, polygon, halo, background_overlay, blur, pixelate, percentage_bar, chained in order. A hosted alternative to installing Python and supervision just to render detection results.
- VisionFlow Match: Hosted OpenCV for finding a pattern image inside a larger image: template matching, ORB/SIFT feature matching and RANSAC homography, over HTTP and MCP. Gives automation agents pixel boxes, corners and confidence for UI elements, logos and objects in screenshots. A hosted alternative to running OpenCV (opencv/opencv) yourself.

$0.003 per call · 3 free calls a day
Draw detections onto an image with Roboflow supervision's own annotators, over HTTP and MCP. Send a base64 image and detections (boxes in xyxy pixels, optional class_id, confidence, label, polygon) and get back the annotated image plus per-class counts. Annotators: box, round_box, box_corner, circle, dot, ellipse, triangle, label, color, mask, polygon, halo, background_overlay, blur, pixelate, percentage_bar, chained in order. A hosted alternative to installing Python and supervision just to render detection results.
POST /v1/annotate$0.003 · 3 free/IP/day

from $0.003 per call · 3 free calls a day
Hosted OpenCV for finding a pattern image inside a larger image: template matching, ORB/SIFT feature matching and RANSAC homography, over HTTP and MCP. Gives automation agents pixel boxes, corners and confidence for UI elements, logos and objects in screenshots. A hosted alternative to running OpenCV (opencv/opencv) yourself.
POST /v1/template-match$0.003 · 3 free/IP/dayPOST /v1/feature-match$0.004 · 3 free/IP/dayPOST /v1/homography$0.004 · 3 free/IP/day
Other topics
annotation code crawler headless-browser homography markdown mem0 memory object-detection ocr opencv pdf puppeteer rag sandbox scraping screenshot supervision template-matching tesseract text-recognition uuid