Signed data pioneer SignSplit launches with $400M to help everyone get paid for their AI contributions

What happened

That explains why it has already secured a massive $1 billion valuation (what investors price the whole company at) today after launching with a bumper $400 million in funding from W Group, a global group consisting of 11 financial […] The post Signed data pioneer SignSplit launches with $400M to help everyone get paid for their AI contributions appeared first on SiliconANGLE . UPDATED 21:43 EDT / OCTOBER 05 2026 BIG DATA Signed data pioneer SignSplit launches with $400M to help everyone get paid for their AI contributions by Mike Wheatley Few technology companies can help users to protect and monetize their personal data for artificial intelligence as well as SignSplit PBC , it seems.

That explains why it has already secured a massive $1 billion valuation today after launching with a bumper $400 million in funding from W Group, a global group consisting of 11 financial technology firms focused on blockchain tech. This is where SplitSign’s concept of “signed data” comes into play.

Few technology companies can help users to protect and monetize their personal data for artificial intelligence as well as SignSplit PBC, it seems. SignSplit was quietly established back in 2024, with its founders setting out to resolve the growing challenge around personal data and provenance at a time when AI was getting thirstier than ever for information. However, most existing AI models make do with data that’s scraped from the internet, and that much of it has opaque origins.