Face++ vs Nyckel

Face++ provides computer vision APIs and SDKs for adding image analysis and recognition to applications. Its face capabilities include detection, 1:1 comparison, 1:N search, facial landmarks and facial attributes. The platform also lists body and skeleton recognition, gesture recognition, OCR, image beautification and photo album clustering. Liveness detection distinguishes a live face from a photo, video or mask to help prevent spoofing attacks. Face++ presents identity verification, eKYC and passport matching, ride-hailing driver verification, biometric retail payments and skin analysis as use cases. Its platforms include Android, API, iOS, macOS, web and Windows. The Face Landmark SDK supports Android, iOS, Windows and Mac, and can perform face detection, tracking and landmarking locally on mobile devices. The free API key has shared QPS limits: 3 total for facial recognition APIs, with Dense Facial Landmarks API limited separately to 1. The SDK trial offers one day of authorized online licensing, with up to five authorizations per day. The free plan is free; other listed billing options have no listed price.

Nyckel provides live API endpoints that turn inputs into structured decisions while handling model selection, training, hosting, monitoring, and ongoing improvement. It supports classification, Box Detect, and Search functions, with image classification, object detection, and OCR listed as capabilities. Endpoints become live when created and can return predictions before labeled examples are added. Each prediction includes a calibrated confidence score from 0.0 to 1.0. Reviewed predictions can become training samples; Nyckel retrains and promotes a model only when it scores better than the current one. A REST API uses bearer-token authentication and exposes endpoints for functions, labels, samples, annotations, and invocation. Zapier provides classify, import, and train actions on every plan. Custom models can be deployed in Nyckel infrastructure across AWS, GCP, or Azure regions, or in a customer cloud. The Free plan includes 100 invokes monthly, up to 200 samples, and five functions.