Chain
Chain, Inc.
Chain is a blockchain technology company founded in 2014 that now offers stablecoin infrastructure for payments at scale: through a single API it lets businesses issue cards, manage wallets, send global payouts and reconcile with a built-in ledger. It has raised over $40M from investors including Khosla Ventures, Pantera, Capital One, Citigroup, Fiserv, Nasdaq and Visa; in 2018 it was acquired by Stellar (Interstellar) and re-acquired in 2020.
Data & conditions
| Service type | Stablecoin infrastructure |
|---|---|
| Pricing model | Custom quote |
| Stablecoins | USDC |
| Custody model | qualified-custody |
| Customer type | Fintech, Enterprise, Developers, Platforms |
| Fund custody | Custodial (platform holds funds) |
| Supported countries | US |
| Segment | B2B |
| MiCA / License status | Not disclosed |
Strengths
- Unified API covering cards, wallets, payouts and ledger for stablecoin payments.
- Long history (since 2014) and top-tier investors (Visa, Citigroup, Nasdaq, Khosla, Pantera).
- No notable sovereignty advantage documented.
Weaknesses
- B2B infrastructure: not accessible to end consumers.
- Thin public disclosure: licence and pricing details not published.
- Custodial: the platform holds your funds and can freeze or lose them.
Verdict
Score 3.4/5, solid profile. In its favour: unified API covering cards, wallets, payouts and ledger for stablecoin payments. The trade-off to weigh: b2B infrastructure: not accessible to end consumers.
On the Sovereignty lens the score is 0.5/5 (weak): the strength is fund control (0.5/5).
Promp's editorial rating based on real fees and net annual cost. Promp reviews third-party products independently.
"Sovereignty" rating: score computed on privacy/anonymity (30%), fund control (20%), censorship resistance (20%), trustless/auditability (20%) and costs (10%). Same data, different weights.
FAQ
Can an individual use Chain?
No. Chain provides infrastructure and APIs to fintechs, enterprises and developers building payment products; it is not an end-consumer service.
Does Chain custody funds?
Chain provides infrastructure for stablecoin wallets, cards and payouts, handling funds in transit within business clients' flows; exact arrangements depend on the deployment.
Sources
- Official service page Descrizione · Wallet · Payout · Investors Data verified on Jul 17, 2026