Visa Joins Tempo Blockchain as Validator Node

 

Global payments giant Visa has launched a validator node on Tempo’s Layer 1 blockchain network, enabling it to participate directly in the verification and processing of transactions on the network.

 

The validator role follows a six month collaboration between Visa and Tempo’s engineering team, which worked to integrate Visa’s secure infrastructure into the Tempo network. According to Visa, the validator will be configured and managed in house.

 

With the integration of Visa’s infrastructure into the Tempo network, Visa joins Stripe and Zodia Custody as the first external validators to verify and process transactions on the Tempo blockchain, with more validators expected in the future.

 

 

Since Visa processes billions of transactions globally, its role as an anchor validator places it in a crucial position in securing Tempo’s blockchain and strengthening its resilience, reliability and performance for stablecoin payment use cases.

 

Speaking on the collaboration, Cuy Sheffield, head of crypto at Visa, said the move highlights Visa’s role in supporting the development of stablecoin payment systems and its commitment to reliability, security, and trust in blockchain networks.

 

What is Tempo Layer-1 Blockchain? 

Tempo is a purpose-built Layer 1 blockchain designed for large-scale stablecoin payments and other real-world financial applications. Although Tempo was initially incubated by Stripe and the crypto venture capital firm Paradigm, it became an independent company with its own team, Tempo Labs, in September 2025.

 

Unlike most Layer 1 blockchains, which are designed for general-purpose decentralized finance activity, the Tempo blockchain was designed for fast, low-cost, and reliable stablecoin transfers that traditional blockchains often struggle to support under high load.

 

The Tempo blockchain was also designed for agentic and machine-to-machine commerce. Through Stripe’s Machine Payments Protocol (MPP), the Tempo network enables autonomous AI agents to make payments and conduct other real-world commerce activities without human intervention.

 

Visa Intensifies Push for Blockchain Adoption

Visa remains one of the few traditional finance (TradFi) giants spearheading global adoption and integration of blockchain technology into TradFi payment infrastructure. Similar to its most recent Tempo validator role, in March of this year, Visa became the first major payment company to serve as a super validator on Canton Network, a privacy-focused institutional blockchain network, with plans to also become one of the validators on Circle’s Arc blockchain.

 

It has also expanded its push for blockchain-based payments, including the launch of USDC settlement on Solana for US residents, enabling support for four stablecoins on its platform, and powering over 130 stablecoin card programs in more than 40 countries.