How do their growth rates compare?

Roboflow has a month-over-month growth rate of +6.6%; Sieve has +1.6%.

How does pricing compare?

Roboflow: Freemium, Contact for Pricing. Roboflow offers a free tier that the company says is enough to start building, and paid plans for more usage and team features. Larger enterprise and high-volume deployments are priced through a sales conversation, so exact figures depend on your project and should be confirmed on the pricing page or with Roboflow directly. Sieve: Contact for Pricing. No public price list. Sieve is positioned as a custom engagement led by a "Talk to us" / "Request data" contact flow, so commercial terms are scoped per project, data volume and capture complexity. Earlier self-serve API pricing is no longer published.

What are alternatives to Roboflow and Sieve?

Other tools in related categories include ImageKit, Replicate AI, Ultralytics, Labelbox, Scale.

Roboflow vs Sieve — Traffic (1.43M vs 124), Pricing & Verdict

Open AI Tools

Roboflow vs Sieve — Traffic (1.43M vs 124), Pricing & Verdict | Open AI Tools

Side-by-Side Traffic & Specification Matrix

Dimension / Metric	Roboflow	Sieve
Official Domain	roboflow.com	sievedata.com
Pricing Model	Freemium, Contact for Pricing	Contact for Pricing
Monthly Visits	1.43M (1,431,204)	124 (124)
MoM Traffic Delta	+88.17K (+6.6%)	+2 (+1.6%)
Primary Market & Share	🇺🇸 United States (21.2%)	🌐 Global (—)
Direct Visits / mo	676.47K	54
User Rating	4.6	4.1
Supported Platforms	Website	Website

Roboflow

Build, train, and deploy computer vision for the physical world

AI-assisted annotation

Label thousands of images in minutes using frontier models and custom filters, then curate datasets for training.

Visual Workflows builder

Combine detection, tracking, and logic blocks to orchestrate actions, update databases, and connect to industrial systems.

Cloud and edge deployment

Run high-speed inference in the cloud or on edge devices, processing live video and images wherever the application lives.

Roboflow Agent

Get into production quickly with an agent that sees the world, understands what is happening, and triggers actions.

Strengths & Pros

+Covers the whole vision lifecycle in one platform, from annotation to deployment
+AI-assisted labeling dramatically speeds up dataset preparation
+Roboflow Workflows chain detection, tracking, and actions without heavy custom code
+Deployment in the cloud or on edge devices, with live video support
+Strong open-source ecosystem and MCP server for agent-based development