Cometh.io is a cutting-edge startup that operates in the rapidly growing market of blockchain technology, specifically focusing on the development and facilitation of Web3 applications. Web3, or Web 3.0, refers to the next generation of internet services that leverage blockchain technology for decentralized and secure online interactions. Cometh.io's primary offering is a platform that enables developers to create their own dedicated Non-Fungible Token (NFT) marketplaces. NFTs are unique digital assets that represent ownership of a specific item or piece of content on the blockchain.

Cometh.io's platform is designed to provide an onboarding experience as smooth as traditional Web2 services, but with the added benefits of Web3, such as ultra-low transaction costs and high security. This is achieved through the use of rollups, a layer-2 solution on the Ethereum blockchain that bundles multiple transactions into a single one, reducing the cost and increasing the speed of transactions.

The startup also offers simple and powerful APIs/SDKs and a super-fast real-time indexing API, making it easier for developers to build and launch their applications. Additionally, Cometh.io allows users to purchase NFTs using a credit card, a feature that is not commonly found in other similar platforms.

Cometh.io's business model is based on providing these services to developers and businesses. For instance, Lacoste, a globally recognized brand, used Cometh.io's solutions to launch its first NFT collection, demonstrating the platform's potential to serve high-profile clients.

In terms of revenue, while specific details are not publicly available, it is likely that Cometh.io generates income through transaction fees, service fees for using its platform, and possibly through partnerships and collaborations.

Keywords: Web3 Applications, NFT Marketplace, Blockchain Technology, Ethereum Rollups, Low Transaction Costs, High Security, APIs/SDKs, Real-time Indexing API, Credit Card NFT Purchases, High-profile Clients.