Stripe’s Tempo Blockchain Launches Public Testnet With Major Global Partners
The public testnet of Tempo a new blockchain developed by Stripe and cryptocurrency investment firm Paradigm has been released...
Quick overview
- Tempo, a new blockchain by Stripe and Paradigm, has launched its public testnet, allowing developers and businesses to create applications and test payments.
- The testnet features six key elements, including payment lanes, intrinsic gas for stablecoins, and instantaneous transaction settlement.
- Tempo has attracted significant partners like OpenAI, Deutsche Bank, and Klarna, raising $500 million at a $5 billion valuation.
- The blockchain aims to serve modern financial needs such as tokenized deposits and cross-border payments, positioning itself as a key player in the evolving payment landscape.
The public testnet of Tempo a new blockchain developed by Stripe and cryptocurrency investment firm Paradigm has been released, signifying a significant advancement in the development of a worldwide network centered on payments. Now that the testnet is publicly accessible, developers, businesses and financial institutions can begin creating applications, testing payments and experimenting with stablecoin features.
Tempo’s testnet is live!
Any company can now build on a payments-first chain designed for instant settlement, predictable fees, and a stablecoin-native experience.
Tempo has been shaped with a wide group of partners validating real workloads including @AnthropicAI, @Coupang,… pic.twitter.com/tHcjuBRGZb
— tempo (@tempo) December 9, 2025
Public Testnet Now Live for Developers
According to Tempo anyone may now run a node, test payments, produce stablecoins, sync the chain and investigate developer tools. With the team concentrating on scalability, dependability and getting ready for real-world payment volumes Tempo’s next development phase has begun.
In the upcoming months Tempo will add more services integrate new infrastructure partners and put the network through a rigorous stress test.
Essential Elements of Tempo’s Blockchain
Tempo was created especially for stablecoins and payments, with the goal of resolving issues with general-purpose blockchains like excessive fees, sluggish settlement, and erratic gas prices.
- The testnet is currently operational with six key features:
- Payment lanes specifically designed to ensure transaction space and minimize prices
- Gas that is intrinsic to stablecoin, enabling fees to be paid in USD tokens rather than erratic cryptocurrency
- Stable assets with an integrated decentralized exchange (DEX)
- Rich payment metadata to improve compliance and transparency
- Instantaneous settlement of transactions due to fast deterministic finality
- Contemporary wallet signing techniques for improved security
Georgios Konstantopoulos CTO at Paradigm emphasized a noteworthy feature: Tempo’s TIP-20 token standard allows users to create new stablecoins right from the browser.
Momentum Grows With Big New Partners
Since the start earlier this year Tempo has generated a lot of curiosity. Working with significant early design partners including OpenAI, Deutsche Bank, Standard Chartered, Visa, Shopify and now Mastercard, UBS, Kalshi and Klarna it has already received $500 million at a valuation of $5 billion.
Klarna the first authorized digital bank to create a stablecoin on Tempo’s testnet, recently introduced a USD-pegged stablecoin.
Tempo is intended to assist practical financial demands such as tokenized bank deposits and cross-border payments according to both Stripe CEO Patrick Collison and Paradigm founder Matt Huang.
New Blockchain Built for Modern Finance
A Novel Blockchain Designed for Contemporary Finance
Tempo wants to develop into the layer of financial infrastructure for:
- Small-scale transactions
- International remittances
- AI payments that are authentic
- Deposits with tokens
- Tools for embedded finance
Four internal validators presently oversee the blockchain, but when it approaches the mainnet, other validators from international banks and fintech partners will join.
According to Brian Hamilton, president of Coastal Bank, Tempo enables them to test “the next generation of financial infrastructure” and reconsider how contemporary banking ought to operate.
🚨 TODAY: Stripe and Paradigm-backed Tempo launched its testnet, a payments-first blockchain designed for instant settlement with predictable fees. pic.twitter.com/NzANrwMMBn
— Cointelegraph (@Cointelegraph) December 10, 2025
Competition and Next Steps
Tempo faces off against Circle’s Arc blockchain, another stablecoin-focused network that has already received support from Goldman Sachs, BlackRock and Visa. The speed at which traditional banking is transitioning to blockchain-based settlement is demonstrated by both projects.
Tempo is developing as one of the most powerful payment blockchains to watch in 2026 even though it has not yet disclosed a mainnet launch date. This is because big partners have joined and its public testnet is operational.
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