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Stripe USDB · Bridge Payment company stablecoin after acquisition · Tempo L1 + Agent Payment carrier

ConfidenceLikely
Updated2026-05-26
Review by2026-08-08
Sources7Machine-translatedOriginal (JA)
#fintech#stablecoin#stripe#bridge#usdb#tempo
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This entry sits under fintech index. Read it with Circle USDC and PayPal PYUSD for the payment-company-branded stablecoin trio, and with Embedded Wallet Fintech Disintermediation Stripe Trojan Horse for the L3 position of USDB in Stripe’s vertical stack.

[!info] TL;DR Stripe acquired Bridge, the USDB issuer, for approximately $1.1B in 2024-10; began integrating USDB into the Stripe Connect / Checkout backend in 2025-Q2; and completed wallet-stack integration with Privy in 2026-Q1 after the separate 2025-06 Privy acquisition. USDB circulation was approximately $800M+ in 2026-Q2, with Stripe merchant settlement as the primary use case.

Key facts

  • USDB Distribution $800M+ (2026-Q2) Main chain Ethereum + Base + Schedule Tempo L1 •
  • Issuer: Bridge Inc. (wholly owned subsidiary of Stripe, 2024-10 acquisition, ~$1.1B cash + stock) •
  • Reserves: 100% short-term government bonds + next day repo · Some are held through BUIDL and get yield •
  • Monthly attestation: BPM LLP (an auditing firm different from USDC)•
  • Stripe’s Strategic Acquisition 2 items 2024-2025: Bridge $1.1B + Privy $1.1B = $2.2B Strategic Vertical Integration •
  • Tempo L1: Stripe + Paradigm led, 2025-09 public, 2026-Q1 testnet, goal is EVM-compatible + sub-second + USDB native •
  • USDB cross-border use case: Stripe merchant storage → USDB automatic position → to target country in 5 seconds (vs SWIFT 3 days + $25 fee)•
  • Agent Settlement: USDB is a recommended clearing asset in x402 / AP2 , default integrated into Stripe agent toolkit •

Mechanism / How it works

USDB core differentiation: it does not chase open DeFi liquidity, where USDC is strongest, and does not pursue a retail consumer brand like PYUSD or RLUSD. It focuses instead on an automatic stablecoin rail inside Stripe’s 5M+ merchant backend, where merchants do not need to notice that stablecoins are involved. This connects to Embedded Wallet Fintech Disintermediation.

Fundamental contrast between USDB and USDC: USDC is an “open white circle”—any wallet, any chain, any issuer can integrate, and Circle provides a neutral bridge for burn-and-mint through CCTP; USDB is a “closed white circle”—it only circulates within the Stripe stack, with Stripe controlling the full stack of issuance + chain + wallet + checkout. This difference makes USDB a “winner-takes-all” player in the Stripe merchant scene, but almost no penetration in the cross-stack scene (non-Stripe merchants). In the economic model, Stripe takes in the reserve yield of 100% (vs Circle × Coinbase’s 50-50, vs Paxos × PayPal and gives 80-90% to PayPal) —— Stripe does not require distribution incentives because all distribution channels are self-employed (Stripe protocol hedge strategy).

Agent settlement side: USDB is a settlement asset recommended by x402 HTTP-native payment protocol, Stripe agent toolkit (2025-09 published) completes micropayments per call via USDB + Privy by default. This expands USDB from “merchant payments” to “clearing assets for the agent economy” and directly competes with USDC’s native position in the agent scene (Coinbase CDP).

Origin & evolution

Founded 2022 Bridge (Coinbase/Square alumni Sean Yu/Zach Abrams, goal is to “simplify corporate cross-border payments with stablecoins”). 2023 Bridge completes Sequoia lead financing and launches Bridge Orchestration API (cross-chain stablecoin conversion). 2024-10 Stripe acquires Bridge for ~$1.1B cash + stock = One of the largest M&A in the crypto space at the time, Stripe publicly stated, “we believe stablecoins are the future of payments.” 2024-Q4 Bridge USDB circulation $200M → 2025-Q4 $800M (driven by Stripe integration). 2025-06 Stripe acquires Privy for ~$1.1B → Completed double default of L4 wallet + L3 stablecoin. 2025-09 Tempo L1 Publication (Stripe + Paradigm, BFT validator economy based EVM-compatible PoS), 2026-Q1 testnet, 2026-Q3 mainnet planned. 2026-Q1 Stripe agent toolkit adopts USDB + Privy + x402 by default, forming agent payment dual-track competition with Visa/MA agentic commerce. USDB has launched a “Vertical Stack Closed White Circle” model: in parallel with USDC (Open White Circle) and JPMD (Bank TD), representing the third compliance pathway after the GENIUS Act §501 .

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