Solstice
Solstice is a Solana-native DeFi protocol issuing the USX overcollateralized stablecoin and YieldVault (eUSX) for institutional-grade delta-neutral yield. It serves retail users, fintech builders via YaaS API, and 30+ institutional allocators with MiCA-compliant direct minting.
- Company typePrivate
- Founded2023
- HeadquartersZug, Switzerland
- Headcount11–50
- GTM typeB2B and B2C
- OfferingSoftware
What Solstice does
Solstice is a Solana-native DeFi protocol that issues USX, an overcollateralized synthetic dollar stablecoin, and operates YieldVault (eUSX) — a yield-bearing product that captures returns from market-neutral, delta-hedged strategies including funding rate arbitrage, basis trading, and hedged liquidity provision. The protocol is structured under the Solstice Foundation (Cayman Islands), launched in January 2023, and is backed by Deus X Capital, a $1B+ AUM institutional investor. USX is backed by verified stable collaterals through Chainlink Proof of Reserves, with continuous cryptographically verified solvency through Accountable.Capital, and can only be minted by Program Derived Addresses — no human wallet has mint authority. Smart contracts are non-upgradeable SPL programs audited three times by Halborn and additionally by Sep2, with a Squads 3/5 multisig governing admin actions.
Solstice serves three customer segments through a tiered go-to-market model: retail users access via a no-minimum self-serve dApp, builders integrate institutional yield into their products through the YaaS (Yield-as-a-Service) API and TypeScript SDK, and institutions ($500K+ minimum) receive direct USX minting, custom settlement windows, dedicated OTC execution, and MiCA-compliant onboarding. The protocol reports 13.96% net IRR over three years with a 6.8 Sharpe ratio and zero negative months since launch. As of May 2026, total value locked exceeded $400M, with 30+ institutional allocators including Bitcoin Suisse AG, Fasanara Capital, RockawayX, Bullish (NYSE-listed), Anchorage Digital, and Nasdaq-listed DeFi Development Corp.
The revenue model is primarily usage-based: the protocol captures spread from delta-neutral yield strategies in YieldVault, plus transaction fees on USX minting/redemption, governance economics from the SLX token (supported by deflationary burns funded by protocol revenues), and emerging revenue from aiUSX (yield-bearing asset for European AI infrastructure financing) and strcUSX (structured credit referencing Strategy Inc. STRC preferred shares). Total supply of SLX is 1 billion tokens. Geographic restrictions exclude Hong Kong, Singapore, the United States, the United Kingdom, and Mainland China, with EU access provided under MiCA compliance. Solstice operates a related-party-distributed institutional ecosystem — Deus X Capital is both parent and an active deployer/trader/builder on the protocol — and is expanding from pure DeFi yield into AI infrastructure financing through the June 2026 TensorX partnership.
Solstice firmographics
Firmographics- Name
- Solstice
- Legal name
- Solstice Foundation
- Website
- https://solstice.finance
- Company type
- Private
- Founded year
- 2023
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Solstice is a Solana-native DeFi protocol issuing the USX overcollateralized stablecoin and YieldVault (eUSX) for institutional-grade delta-neutral yield. It serves retail users, fintech builders via YaaS API, and 30+ institutional allocators with MiCA-compliant direct minting.
- Ownership category
- akta.pro rank
Solstice industry classification
Industry- Product category
- Decentralized Finance (DeFi) Yield Infrastructure
- NAICS
- Commodity Contracts Intermediation (523160), Securities and Commodity Exchanges (5232)
- SIC
- Security & Commodity Brokers, Dealers, Exchanges & Services (6200), Commodity Contracts Brokers & Dealers (6221)
- akta.pro primary industry
- Yield Aggregators & Strategy Vaults (FSADAMAF)
- akta.pro secondary industries
- Derivatives, Perpetuals & Options Protocols (FSADAMAC), Staking, Restaking & Liquid Staking Finance (LST/LRT, validator markets) (FSAPAEAH), DeFi Asset Management & On-Chain Index Protocols (FSADAMAK)
Keywords
Where Solstice is headquartered
LocationHeadquarters
- HQ city
- Zug
- HQ country
- Switzerland
- HQ region
- Europe
Offices1 record
Markets served
Solstice business model
Business model- GTM type
- B2B and B2C
- Offering type
- Software
- Cost components
- Technology or R&D, Personnel, Operations, Marketing or Sales, Infrastructure, Others
Revenue model
- Yield Generation (YieldVault): The protocol generates yield through delta-neutral strategies including funding rate arbitrage, basis trading, and hedged liquidity provision. Users deposit USX into YieldVault to receive eUSX, which appreciates in value as protocols generate returns. The protocol captures spread/fees from these strategies.
- Stablecoin Minting/Redemption: Users mint USX by depositing eligible collateral (USDC, USDT, or other verified assets). Redemption allows users to receive back their deposited collateral. Transaction fees may apply for blockchain transfers.
- SLX Token Governance: The SLX token provides governance rights over protocol parameters including emissions, collateral requirements, and yield sources. Supported by deflationary token burns funded by protocol revenues.
- aiUSX (Upcoming): Yield-bearing asset launching for EU sovereign AI infrastructure financing, allowing companies to deploy capital set aside for AI into infrastructure lending deals.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Freemium | Pay-as-you-go | Retail Self-Serve |
| Subscription | Multi-year contract | Institutional Access |
| Subscription | Monthly | Builder Integration (YaaS) |
Go-to-market motion3 records
Distribution channels6 records
Marketing channels8 records
Solstice product offering
Product offeringCore offering
Solstice is a Solana-native DeFi protocol that issues USX, an overcollateralized synthetic dollar stablecoin backed by audited cash, tokenized Treasuries, and delta-neutral hedged positions. The protocol operates YieldVault (via the eUSX token) which executes delta-neutral yield strategies including funding rate capture, basis trading, and hedged liquidity provision. Solstice also offers a YaaS (Yield-as-a-Service) API allowing third parties to embed institutional-grade yield into their own products.
Product overview
Solstice Finance is a Solana-native DeFi protocol providing institutional-grade yield infrastructure. The platform operates a modular architecture centered on USX as the foundational overcollateralized settlement layer, with yield generation through eUSX (YieldVault) utilizing delta-neutral strategies. Additional products include SLX governance token, stSLX liquid staking, strcUSX structured credit, aiUSX AI infrastructure yield asset, Solstream, and YaaS API for builders. The protocol targets retail users (no minimums), builders (via API), and institutions ($500K+ direct minting, white-glove onboarding, MiCA-compliant).
Differentiator
Problem solved
Functional benefit
Brands
- USX: Overcollateralized Solana-native settlement layer stablecoin backed by audited cash, tokenized Treasuries, and delta-neutral hedged positions.
- eUSX
- YieldVault
- aiUSX
- strcUSX
- YaaS
Products and services
- USX Stablecoin Overcollateralized settlement layer and synthetic dollar stablecoin on Solana, 1:1 backed by verified stable collaterals through Chainlink Proof of Reserves. USX powers every yield strategy, integration, and transaction within the Solstice ecosystem.
- eUSX YieldVault Yield-bearing token received when depositing USX into YieldVault. eUSX appreciates in value as delta-neutral strategies generate returns, delivering 13.96% net IRR over three years with 6.8 Sharpe ratio and zero negative months.
- SLX Governance Token Protocol governance token with 1 billion total supply providing governance rights over protocol parameters including emissions, collateral requirements, and yield sources, supported by deflationary token burns funded by protocol revenues.
- YaaS (Yield-as-a-Service) REST API and TypeScript SDK that lets fintechs, wallets, and dApps embed institutional-grade yield into their products. Supports minting, redemption, yield vault operations, and event listening, enabling builders to launch yield offerings within weeks.
- Solstice Staking Solana infrastructure staking service securing the network with over 9,000 validator nodes. Offers 6.2% native APY and 5.89% liquid staking via stSLX, built on enterprise-grade bare-metal infrastructure.
- strcUSX Structured Credit Structured credit product providing exposure to Strategy Inc.'s STRC preferred shares. srUSX offers fixed 8% APY (protected) while jrUSX earns approximately 29% APY (amplified), allowing users to choose their risk profile.
- aiUSX Yield-bearing asset launched in partnership with TensorX as part of a $1 billion financing facility for European sovereign AI infrastructure. Allows companies to deploy capital set aside for AI into infrastructure lending deals while maintaining liquidity.
Quantifiable outcome
- 13.96% net IRR over three years with 6.8 Sharpe ratio and zero negative months since January 2023
- +3 more outcomes
Companies that use Solstice
Customer profileNamed customers6 records
Segments3 records
Ideal customer profiles3 records
Solstice technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration3 records
Feature6 records
Solstice partnerships and signals
Strategic signalPartnerships
Eight partnerships are on record, tiered core and minor.
- TensorXcorePartnership to finance European sovereign AI infrastructure with up to $1 billion in capacity for AI hardware and data-center build-out across the EU. Solstice will launch aiUSX, a yield-bearing asset that allows companies to use capital already set aside for AI to access infrastructure lending deals.
- Safirum AGminorSwiss fintech firm announced plans to launch CHF-S, a regulated Swiss franc stablecoin on Solana's Token-2022 standard with integrated KYC, targeting Q3 2026 within the growing Real World Assets sector.
- CoppercoreSolstice joined Copper's stablecoin rewards program enabling institutional clients to access yield on USX directly within Copper's secure custody environment. Copper's ClearLoop serves as the custody and collateral management backbone for Solstice's yield program.
- DeFi Development Corp. (DFDV)coreNasdaq-listed DeFi Development Corp partnered with Solstice to deploy part of its onchain treasury through Solstice's YieldVault. DFDV became the first Nasdaq-listed company to utilize Solstice's delta-neutral yield infrastructure for digital asset treasury management.
- ChainlinkcoreChainlink Proof of Reserves verifies USX collateral, enabling users to earn yield via delta-neutral trading strategies through the YieldVault program.
- AccountablecoreReal-time Proof of Solvency verification across wallets, custodians, banks, and internal accounts. Accountable provides continuous cryptographically verified view of assets and liabilities.
- HalbornminorTier-1 blockchain security firm conducted three independent audits of USX Program, YieldVault Program, and governance contracts.
- Sep2minorSecondary audit providing additional assurance on contract security, access controls, and economic attack vectors.
Scale indicators9 records
Recent moves6 records
Expansion highlights6 records
Solstice competitors and assessment
Company assessmentDirect peers
- Sky (formerly MakerDAO): Sky/MakerDAO operates DAI, the largest decentralized overcollateralized stablecoin, and the Sky Savings Rate offers yield on stablecoin holdings. It is the canonical comparable for Solstice's USX stablecoin and overcollateralization architecture.
- Marinade Finance: Marinade is the leading Solana liquid-staking protocol with a delegated validator set and mSOL. It is a direct comparable to Solstice's stSLX liquid-staking product and shared Solana validator infrastructure.
- Pendle Finance: Pendle is a yield-tokenization and trading protocol that lets users split yield into principal and yield components. It is closely comparable to Solstice's structured-credit and yield-bearing token architecture for institutional yield distribution.
- Kamino Finance: Kamino is a Solana-native liquidity and lending marketplace that powers yield strategies across Solana DeFi. Solstice integrates with Kamino for hedged liquidity provision, and Kamino serves a similar Solana-based yield audience.
- Ethena Labs: Ethena issues USDe, a synthetic dollar that runs delta-neutral funding-rate and basis strategies to generate yield, and distributes via tokenized wrappers and institutional channels. It is the most direct comparable to Solstice's USX + eUSX architecture, though multi-chain rather than Solana-native.
- Frax Finance: Frax issues frxUSD and the yield-bearing sfrxUSD, combining algorithmic and collateralized mechanisms for a stablecoin and yield product. It competes head-to-head with Solstice for the stablecoin + native yield narrative.
- Maple Finance: Maple operates institutional onchain credit markets serving institutions and treasuries. It targets a similar institutional yield customer and competes for the same capital allocator wallet as Solstice's YieldVault.
- Ondo Finance: Ondo issues USDY and other tokenized yield products backed by short-duration Treasuries and institutional assets. It targets the same institutional allocator pain point—permissioned, regulated yield—and is a direct competitor in the synthetic/onchain dollar category.
Emerging players
- Resolv Labs: Resolv issues USR, a delta-neutral-backed synthetic dollar with yield, similar in design to Solstice's USX/eUSX architecture. It is an emerging direct competitor focusing on delta-neutral-stablecoin yield.
Broad incumbents
- Yearn Finance: Yearn is the original DeFi yield aggregator, automating vault strategies across multiple protocols. It represents the broader yield-aggregation category that Solstice competes in with its YieldVault product.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat6 records
Key risks5 records
Key highlights7 records
Customer concentration
Solstice social profiles
Digital presenceSolstice compliance and trust
Trust signalCompliance5 records
Solstice financial estimates
Financial estimateRevenue estimate
Valuation estimate
Solstice leadership team
Management profileNumber of profiles
Profiles7 records
Solstice funding detail
Funding detailFunding overview
Funding rounds1 record
Investors1 record
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Solstice M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Solstice
What does Solstice do?
Solstice is a Solana-native DeFi protocol that issues USX, an overcollateralized synthetic dollar stablecoin backed by audited cash, tokenized Treasuries, and delta-neutral hedged positions. The protocol operates YieldVault (via the eUSX token) which executes delta-neutral yield strategies including funding rate capture, basis trading, and hedged liquidity provision. Solstice also offers a YaaS (Yield-as-a-Service) API allowing third parties to embed institutional-grade yield into their own products.
Is Solstice a public or private company?
Solstice is a private company. It is classified as corporate owned and is currently operating.
When was Solstice founded?
Solstice was founded in 2023. It employs 11 to 50 people.
Where is Solstice based?
Solstice is headquartered in Zug, Switzerland, in the Europe region.
How does Solstice make money?
Four revenue lines are on record. Yield Generation (YieldVault) is the primary driver. The others are stablecoin Minting/Redemption, SLX Token Governance and aiUSX (Upcoming).
Who are Solstice's main competitors?
Direct peers on record are Sky (formerly MakerDAO), Marinade Finance, Pendle Finance, Kamino Finance, Ethena Labs, Frax Finance, Maple Finance and Ondo Finance. Resolv Labs is listed as an emerging player. Yearn Finance is listed as a broad incumbent.
Does Solstice have an API?
Yes. REST API for interacting with Solana programs. Production endpoint: https://api.solstice.finance/v1/. Sandbox endpoint: https://api.sandbox.solsticelabs.io/v1/. Authentication via Bearer token. TypeScript SDK (@solsticelabs/usx-client-sdk) available via private NPM repository for USX and YieldVault protocols. Features include minting, redemption, yield vault operations, and event listening for transaction monitoring. Developer documentation is at docs.solstice.finance/solstice-for-builders/apis.
What industry is Solstice in?
Solstice's product category is Decentralized Finance (DeFi) Yield Infrastructure. Its primary akta.pro industry code is FSADAMAF, Yield Aggregators & Strategy Vaults, with a secondary code of FSADAMAC, Derivatives, Perpetuals & Options Protocols. Its NAICS code is 523160 and its SIC code is 6200.