Key takeaways:
- DeFi staking platform development is the process of building non-custodial applications that let users lock crypto into smart contracts to earn rewards, secure networks, and provide liquidity, without a company ever holding user funds.
- Three staking models drive different businesses: on-chain staking for validator-heavy ecosystems, delegated staking for low-complexity retail products, and liquid staking for platforms chasing maximum capital efficiency.
- Security is not a feature, it is the product. Smart contract audits, multi-signature controls, and insurance coverage determine whether users trust a platform with real capital.
- A successful platform requires features like cross-chain staking, multi-asset support, wallet integration, governance, and automated rewards to stay competitive.
- Development costs typically range between $20,000 and $150,000+, depending on blockchain selection, staking complexity, integrations, and security requirements.
- Not every business should build a custom staking platform. Low TVL projections, no in-house security budget, or a single-chain MVP need often point toward a white-label deployment instead of custom development.
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Most tokens sit idle. They earn nothing. They contribute nothing. They just wait.
DeFi staking changes that equation for users and for the platforms that enable them.
When you build a DeFi staking platform, you give users a mechanism to put their crypto to work: earning rewards, contributing to network security, providing liquidity, and participating in governance. And for you as a platform builder? Every token staked generates a fee. That fee scales with your user base and TVL (total value locked). It doesn't sleep. It doesn't require a sales team.
But building a DeFi staking platform that actually earns, one that users trust with real capital, is a different challenge than standing up a basic smart contract. It requires the right blockchain, the right architecture, a layered security approach, and features that keep users engaged long after their first stake. That’s why many businesses partner with an experienced DeFi development company to accelerate deployment while ensuring scalability and security from day one.
This guide walks you through all of it: how staking works under the hood, which models to consider, what the tech stack looks like, what it actually costs to build, and how Suffescom helps you launch faster without cutting the corners that matter.
If you want to skip straight to a quote, book a free consultation with our DeFi experts. You'll get a scope review and cost estimate within 24 hours.
What Is DeFi Staking Platform Development?
DeFi staking platform development is the process of building decentralized applications (dApps) that let users lock cryptocurrencies into smart contracts to earn passive rewards, secure blockchain networks, and provide liquidity. Everything runs on-chain: locking, reward calculation, distribution, and unlocking are handled entirely by code, with no company ever taking custody of user funds.
This is the core distinction from centralized (CeFi) staking, where an exchange holds the assets and calculates rewards internally. In DeFi staking, the smart contract is the counterparty. There is no support desk that can reverse a transaction or refund a loss caused by a code error. That single fact shapes every decision covered in this guide.
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DeFi Staking vs. CeFi Staking: Key Differences
Understanding this distinction is essential for businesses deciding which model to build on or offer to users.
| Factor | DeFi Staking | CeFi Staking (Centralized Exchange) |
| Asset Custody | Non-custodial: user retains private key control | Custodial: exchange holds user funds |
| Transparency | Fully on-chain; all reward logic is publicly auditable | Opaque: reward calculation is internal |
| Counterparty Risk | Smart contract risk (bugs, exploits) | Exchange insolvency, withdrawal freezes, regulatory seizure |
| Yield Source | Protocol fees, block rewards, liquidity incentives | Exchange revenue sharing at discretion of platform |
| Regulatory Exposure | Jurisdiction-dependent; generally lower (non-custodial) | High: regulated as financial institution in most jurisdictions |
| Liquidity | Liquid staking enables staked assets to remain DeFi-composable | Lock-up periods enforced by exchange; no secondary liquidity |
| User Control | Complete: user initiates all transactions via wallet | Limited: withdrawals subject to platform policy |
Who Builds DeFi Staking Platforms, and Why Now
Three buyer types show up for this build, each with a different underlying question.
Exchanges and wallets ask whether staking increases retention enough to justify the engineering lift. For this buyer, staking is a feature attached to an existing user base, not a standalone product. A business already running a hybrid or centralized exchange operation and evaluating whether to layer on staking is a natural fit for a crypto exchange development provider that already understands the platform's existing wallet and liquidity architecture.
DeFi-native founders ask which staking model maximizes TVL (total value locked) and fee revenue from day one. This buyer is usually comparing liquid staking against delegated staking, not asking whether to stake at all.
Fintech and neobank operators ask whether staking fits a broader crypto product roadmap alongside lending, swaps, or card rewards. For this buyer, staking is one module inside a larger build, and the smart contract logic needs to interoperate cleanly with whatever DeFi lending platform development or payment infrastructure is already planned.
The market backdrop supports all three: the global crypto staking market is projected to grow from $3.8 billion in 2025 to $22.6 billion by 2034, according to Market Intelo, driven by rising Proof-of-Stake adoption on Ethereum, Solana, and Cardano.
The Three Core DeFi Staking Models
The staking model you choose sets the smart contract architecture, the reward logic, and the user experience. This is not a preference decision, it is an architecture decision made once and expensive to reverse.
1. On-Chain (Protocol) Staking
Users lock tokens directly on a Proof-of-Stake blockchain to validate or delegate. Best for token ecosystems built around validator networks. Examples: Ethereum, Cardano, Polkadot.
2. Delegated Staking
Users stake through validators without running nodes themselves. Best for platforms prioritizing simple retail UX over deep protocol integration. Examples: Cosmos, TRON.
3. Liquid Staking
Users receive a tradable token representing their staked position, which stays usable in lending or trading while still earning rewards. Best for platforms targeting maximum capital efficiency. Examples: Lido Finance, Rocket Pool.
Which Model Fits Which Business
| Decision Criterion | Recommended Model | Reason |
| Maximum capital efficiency for users | Liquid Staking | LSTs remain composable across DeFi while earning yield |
| Lowest development complexity | Delegated Staking | No validator infrastructure; simpler reward logic |
| Deepest L1 protocol integration | On-Chain Staking | Direct participation in consensus; highest yield alignment |
| Retail user accessibility | Delegated or Liquid | No node management; one-click staking UX |
| Revenue maximization | Liquid Staking | Multiple fee layers: staking fee, LST liquidity, lending integration |
Our position: for most commercial builds outside of validator-native chains, liquid staking earns its added complexity through revenue stacking. Delegated staking is the right call only when speed to market outweighs long-term fee ceiling, typically an MVP-stage decision that gets revisited once TVL justifies liquid staking's added engineering cost.
Beyond Staking Mechanism: Platform Categories by Business Model
Staking mechanism (on-chain, delegated, liquid) describes how the smart contract works. It does not describe what the business sells. Three additional platform categories describe the commercial shape of a staking product, and picking one shapes the go-to-market as much as the mechanism does.
Stablecoin-focused platforms let users stake low-volatility assets like USDT, USDC, or DAI and earn yield from lending interest or liquidity fees, without crypto price exposure. This model suits businesses targeting risk-averse users who want yield without volatility.
Synthetic asset platforms issue blockchain-backed tokens representing real-world instruments, gold, fiat currencies, or equity indices, and let users stake those synthetic tokens for yield. This model suits businesses bridging traditional asset exposure into a DeFi yield structure.
Aggregator platforms do not run their own liquidity pools. They route user capital across multiple protocols to the highest-yielding opportunity available, and they compete on optimization quality, not on native yield.
Suffescom builds all three categories in addition to the standard mechanism-based models. See the service breakdown below for how each maps to a build type.
APY vs. APR: A Product Decision, Not Just a Display Choice
One of the most common sources of user confusion and one of the most important UX and product decisions for staking platforms is how reward rates are displayed and calculated.
- APR (Annual Percentage Rate) is the simple annual return on a staked position, without compounding. If a platform offers 10% APR and a user stakes 1,000 tokens for one year without reinvesting rewards, they receive 100 tokens.
- APY (Annual Percentage Yield) accounts for compounding, reinvesting earned rewards back into the staking pool. At 10% APR compounded daily, APY is approximately 10.52%. The difference grows significantly at higher rates.
For platform builders, the practical decision is: does your reward engine auto-compound (paying APY), or does it require users to manually claim and restake (paying APR)? Auto-compounding increases TVL stickiness but adds smart contract complexity and gas cost overhead. Most competitive platforms in 2026 offer auto-compound as a default with manual-claim as a toggle.
Must-Have Features for a Competitive Staking Platform
Crypto wallet integration: connects to MetaMask, Phantom, WalletConnect, and Coinbase Wallet for non-custodial access.
Staking pools: custom pool architectures supporting fixed-yield, flexible-term, or liquid staking derivatives side by side.
Yield calculator: lets users preview expected rewards based on lock-up period and deposit size before committing funds.
Real-time dashboard: tracks active stakes, pending rewards, APY, and transaction history in one interface.
Admin panel: backend controls for pool parameters, reward rates, supported tokens, and validator management.
Cross-chain staking: lets users stake across multiple blockchain networks without switching platforms, widening the addressable user base.
Governance participation: lets token holders vote on protocol upgrades and fee structures, which builds long-term community trust.
Insurance and security layer: connects staked assets to DeFi insurance coverage, reducing the perceived risk of a first-time stake.
How a DeFi Staking Transaction Actually Works
Understanding how DeFi staking platforms function behind the scenes helps businesses and investors evaluate the technical workflow powering reward generation, token locking, and smart contract automation. Here is the end-to-end process of how a typical DeFi staking transaction works.
Step 1: Connecting Web3 Wallet
This step presupposes connecting a Web3 wallet, which is either MetaMask, WalletConnect, or Coinbase Wallet. In case of a non-custodial staking system, users do not need to register an account to manage their crypto assets.
Step 2: Approving Staking Smart Contract
Once the connection between the wallet and the platform has been made, users need to approve the interaction with a smart contract. This will allow managing and transferring tokens without making the process less transparent.
Step 3: Token Staking
Users can stake tokens after the interaction with the smart contract has been approved. The smart contract will store information related to token staking: wallet address, number of tokens, staking period, and other conditions for earning rewards.
Step 4: Automated Rewards Calculation
Rewards are calculated automatically by the smart contract according to the following parameters: staking amount, APY/APR settings, staking period, and pool participation rate.
Step 5: Reward Claiming Mechanism
The reward claiming process is done via the platform dashboard by following pre-established time schedules or flexible claiming schemes. The reward tokens are automatically sent to the user’s wallet without any intermediaries.
Step 6: Unstaking and Asset Withdrawal
In case the users want to withdraw their staked assets, the smart contract handles the unstaking process using the platform guidelines. In this step, depending on the staking strategy, the users either undergo a lock-up period or get access to their liquidity instantly.
Reward Models: Fixed, Dynamic, and Liquid Staking APY
The reward model you choose determines user acquisition economics, TVL sustainability, and the smart contract architecture required. Here is how the three primary models compare:
| Factor | Fixed APY | Dynamic APY | Liquid Staking Yield |
| How It Works | Predetermined rate; does not change based on pool size | Rate adjusts based on utilization (more stakers = lower APY per user) | Yield from underlying staking + LST liquidity incentives |
| User Predictability | High — easy to model expected returns | Medium — rate changes with pool conditions | Variable — depends on protocol performance and LST market |
| Platform Sustainability | Risk of reward inflation if TVL grows faster than fee revenue | Self-regulating; rewards scale with platform capacity | Sustainable if underlying staking rewards cover issuance |
| Smart Contract Complexity | Low | Moderate | High |
| Best For | MVP launches, early-stage liquidity bootstrapping | Mature platforms with established TVL | Advanced platforms targeting capital efficiency |
Choosing the Right Blockchain
Selecting the right blockchain is one of the most critical decisions in DeFi staking platform development. Your blockchain determines transaction speed, staking efficiency, gas fees, scalability, smart contract flexibility, and overall user experience. The ideal choice depends on your business model, target audience, and long-term scalability goals.
| Blockchain | Key Advantages | Best For | 2026 Consideration |
| Ethereum | Highly secure ecosystem, mature DeFi infrastructure, strong institutional trust | Enterprise-grade DeFi platforms and large staking ecosystems | Best for credibility and liquidity access, Layer 2 networks like Arbitrum and Base significantly reduce gas costs |
| BNB Chain | Low transaction fees, fast processing, large retail user base | Cost-efficient staking platforms with mass-market appeal | Strong ecosystem adoption with seamless BEP-20 token compatibility |
| Solana | High throughput and near-instant transactions | High-frequency staking and large-scale DeFi applications | Growing staking ecosystem with excellent performance and lower operational costs |
| Polygon | Ethereum compatibility with minimal gas fees | Projects seeking scalability without leaving the Ethereum ecosystem | Popular for cost-sensitive DeFi products with strong cross-chain interoperability |
| Avalanche | Fast finality, subnet architecture, flexible deployment | Advanced DeFi ecosystems and custom staking solutions | Ideal for scalable multi-chain staking and high-performance applications |
Our position: Ethereum plus a Layer 2 remains the default for platforms prioritizing institutional credibility and liquidity depth. Solana or Polygon is the better call when transaction volume and low per-stake cost matter more than DeFi-native liquidity access.
DeFi Staking Platform Development Services from Suffescom
Custom DeFi Staking Platform
Full-spectrum development covering smart contract development, UI/UX, wallet integration, reward engine, and admin dashboard, built to your specific staking model and business logic.
White-Label Staking Platform
A production-ready, fully branded platform deployed on audited infrastructure, typically 4 to 6 weeks to launch, with customizable reward parameters and UI.
Liquid Staking Protocol
Development of liquid staking tokens (LSTs) with oracle-integrated pricing, DEX liquidity deployment, and slashing insurance integration.
Staking-as-a-Service Platform
B2B staking infrastructure for exchanges, wallets, and fintech apps that want to offer staking without building core infrastructure themselves.
Stablecoin Staking Platform
Lets users stake USDT, USDC, or DAI and earn yield without crypto price exposure.
Synthetic Token Staking Platform
Platforms enabling staking of synthetic assets tied to gold, fiat, or equity indices, issued through over-collateralized minting.
DeFi Staking Aggregator
Multi-protocol routing that directs user capital to the highest-yielding opportunity automatically.
NFT Staking Platform
Lets holders stake NFTs and earn token rewards based on rarity, lock duration, or collection-level liquidity, common in GameFi ecosystems.
Step-by-Step DeFi Staking Platform Development Process
Stage 1: Research & Planning of the Staking Model
We start with defining your business goals, staking model, blockchain networks you want to support, and reward models you plan to implement. We set up the tokenomics, user flow, APY, and the general architecture of the platform.
Stage 2: UI/UX Design & Prototyping of the Product
Our UI/UX specialists design staking dashboards, rewards calculators, and wallets' interaction interfaces to ensure a convenient and efficient user experience. The interactive prototype of the project is reviewed prior to the development.
Stage 3: Development of Smart Contracts
Our blockchain developers write smart contracts for staking, reward distribution, liquidity, governance, and validator functions. They develop the code according to a strict security architecture, optimizing its performance.
Stage 4: Frontend & Backend Development
We develop a responsive Web3-enabled platform with wallet connectivity, staking pools, reward calculators, dashboards, and real-time analytics. Backend systems are integrated to support seamless transaction handling and protocol management.
Step 5: Security Audit and Performance Testing
Prior to deployment, the platform is subjected to extensive tests, security evaluations, and smart contract audits in order to minimize potential threats. Performance testing, testnet deployment, and transaction simulation are performed in order to ensure optimal functionality.
Step 6: Mainnet Deployment and Launch Preparation
Once the platform passes all the necessary tests, we proceed to deploy the DeFi staking platform to the mainnet and prepare for its launch. We perform wallet integration, liquidity provision, and protocol configuration.
Step 7: Platform Maintenance and Feature Enhancements
Following the launch of the DeFi staking platform, our team provides ongoing maintenance and upgrades. We make sure that your platform evolves alongside the demands of the market with additional features and staking pools.
Technology Stack
Build a secure, scalable, and future-ready DeFi staking platform powered by advanced blockchain frameworks, audited smart contracts, multi-chain compatibility, and seamless Web3 integrations. Our technology stack is designed to support high-performance staking ecosystems with enhanced security, liquidity, and reward automation.
| Component | Technology Stack / Details |
| Blockchain Networks | Ethereum, Polygon, Arbitrum, BNB Chain, Solana, Avalanche |
| Smart Contracts | Solidity (EVM), Rust (Solana), Vyper (Optional) |
| Staking Models | Fixed Staking, Flexible Staking, Liquid Staking, Yield Farming |
| Front-End Development | React.js, Next.js, TypeScript |
| Back-End Development | Node.js, NestJS, Golang Microservices |
| Wallet Integration | MetaMask, WalletConnect, Coinbase Wallet, Trust Wallet, Phantom |
| Web3 Libraries | Ethers.js, Web3.js, Wagmi, Viem |
| Reward Distribution Engine | Automated APY/APR Calculation, Smart Reward Distribution |
| DEX & Liquidity Integration | Uniswap, PancakeSwap, SushiSwap, Curve Finance |
| Price Oracles | Chainlink, Pyth Network, Band Protocol |
| Database & Storage | PostgreSQL, Redis, IPFS |
| Security Framework | Multi-Signature Wallets, MPC Security, Smart Contract Audits |
| Cloud & Infrastructure | AWS, Google Cloud, Docker, Kubernetes |
| Analytics & Monitoring | Dune Analytics, Grafana, The Graph |
| Compliance (Optional) | KYC/AML APIs, Geo-Restriction Tools |
What It Costs to Build a DeFi Staking Platform in 2026
The cost of DeFi staking platform development typically ranges between $20,000 and $150,000+, depending on platform complexity, supported blockchain networks, staking models, smart contract requirements, security audits, and customization level.
| Development Tier | Best For | Features Included | Estimated Cost | Timeline |
| Basic / MVP Platform | Startups & market validation | Core staking functionality, wallet integration, single blockchain support, basic UI/UX, admin panel | $20,000 – $45,000 | 4–8 Weeks |
| Standard DeFi Staking Platform | Growing DeFi businesses | Multiple staking pools, reward management, multi-wallet support, dashboard, yield farming integration, enhanced UI | $45,000 – $90,000 | 8–14 Weeks |
| Advanced / Enterprise Platform | Large-scale DeFi ecosystems | Multi-chain support, liquid staking, lending integration, governance, advanced analytics, institutional-grade security | $90,000 – $150,000+ | 14–24+ Weeks |
What moves the price: blockchain selection and multi-chain support, staking model complexity, number and depth of security audits, integrations with yield farming or lending modules, and UI customization depth. Ongoing maintenance after launch typically runs 15-20% of the initial build cost annually, covering contract updates, security patching, and feature additions.
If your build combines staking with lending features, cost and timeline both extend, since the added logic increases what needs to be audited. DeFi lending platform development run as a joint build with staking is common enough that we scope it as one architecture rather than two separate contracts bolted together.
How DeFi Staking Platforms Generate Revenue
Explore the core revenue streams that help DeFi staking platforms scale and generate long-term value.
Protocol Staking Fees
Take a percentage cut of user rewards as a platform fee (usually 5–20%). Directly correlated with TVL; the higher your user base, the better the income you can expect. Your core revenue stream.
Yield Farming Fees
A commission on farming rewards for platforms that layer in DeFi yield farming development alongside core staking.
Lending Interest Spread
If your platform supports lending against staked assets, you make money by earning interest on the difference between borrowing and lending rates. High-margin revenue source as the platform grows.
Governance Token Value
The value of your platform token rises as TVL goes up and more users engage in governance. Serves as a reward system and liquidity inducement; network effects multiply over time.
Listings & Partnership Fees
Projects pay for listings in your staking pools. This can become a significant source of revenue once you've attracted enough users.
Crypto-to-Fiat Conversion Margin
For platforms offering fiat off-ramps from staking rewards, the spread between market rate and offered rate generates margin on every conversion transaction.
Security: Where Staking Platforms Actually Fail
Security is not a checklist item on a staking platform, it is the entire basis for user trust, because there is no customer service line that can reverse a smart contract exploit.
Smart Contract Security
Smart contracts are what make the whole staking system work. They need to be checked before they are used.
- Third-Party Smart Contract Audits. Having independent audits helps find problems, mistakes in the logic, and risks of being taken advantage of before the platform is launched.
- Formal Verification. Special techniques are used to make sure the staking logic works exactly as it should.
- Bug Bounty Programs. Good hackers help find security gaps after the platform is launched, which makes the platform more secure in the long run.
Infrastructure Security
A strong technical system protects the platform from cyber threats and people who should not have access.
- Api Protection. This stops traffic from attacking the platform and makes sure it keeps working.
- Multi-Signature Wallets. This adds a layer of security for the people who manage the platform and its money.
- Threat Prevention Mechanisms. Limiting how many times something can be done and protecting the backend reduces the risk of problems.
Operational Security
To keep the platform safe for a time, it needs to be constantly monitored, and risks need to be managed in a transparent way.
- DeFi Insurance Support. This helps reduce the risk if there are problems with the protocol.
- Risk Transparency. The platform clearly tells users about the risks of staking, like how their money will be locked up and what might happen if something goes wrong.
- Regular Security Updates. The platform is constantly updated to keep it safe as the system changes.
Security Audit Costs
For a DeFi staking platform, security audits are something that has to be done. The cost of audits depends on how complex the platform is and what staking features it has. It can cost from $5,000 to $500,000 or more. For a platform that's not too big or too small, it might cost between $30,000 and $70,000 to make sure everything is secure.
Well-Known Crypto Exchanges to Support DeFi Staking Development
Binance
Binance created a blockchain software platform called Binance Chain. BNB is the foundational gas underpinning the Binance Ecosystem and has many useful applications.
Gemini
Gemini was established to make buying and storing bitcoin easier by implementing a complex system of private keys and password-controlled settings.
Wazirx
Users can stake their tokens to join the network as validators, and those who stake the most often have the best chances of forging a block.
CoinDCX
One of the safest cryptocurrency exchanges in India is known as CoinDCX. Due to the cryptocurrency market's volatility, it is essential to keep the assets secure.
Kucoin
With six million users worldwide, KuCoin is a cryptocurrency exchange platform that provides a wide range of trading options.
Crypto.com
The Crypto.com staking method facilitates users to use Crypto.com as a method for staking to earn rewards by adding balance to the exchange wallet.
Build a High-Growth DeFi Staking Platform
Launch a feature-rich staking ecosystem with smart contracts, multi-chain support, and advanced reward mechanisms built for long-term growth.
Why Build With Suffescom
Suffescom builds staking platforms with the same non-custodial, security-first architecture covered throughout this guide: audited smart contracts, transparent reward logic, and no shortcuts on the parts that hold user funds. For businesses evaluating a broader crypto build rather than staking alone, our DeFi development services cover the full stack from wallets to exchanges to lending.
Relevant Results
We create staking systems with a focus on achieving growth, offering sustainable rewards, and building protocol scalability. All stages of our development cycle will be aimed at reaching your business and user retention goals.
Fast DeFi Development
With our fast and yet reliable approach, you can expect your staking system to be launched as quickly as possible without sacrificing its functionality and security.
24/7 Comprehensive Assistance
Our experienced team members will provide continuous support for your platform regarding monitoring, problem-solving, maintenance, and performance optimization.
Specialized Development Team
A dedicated development team consisting of blockchain developers, smart contract engineers, UI/UX designers, and DeFi consultants works exclusively on your staking system.
Decentralization
Our DeFi staking development services include building fully decentralized staking protocols featuring transparent smart contract mechanisms and non-custodial asset management.
User-Friendly Platform
Intuitive dashboards, simple staking processes, and convenient wallet integration are part of our DeFi staking services and help increase user engagement.
FAQs
1. What is DeFi staking platform development?
It is the process of building a non-custodial application where users lock crypto into smart contracts to earn rewards, with all locking, reward calculation, and distribution handled on-chain rather than by a company.
2. How much does it cost to build a DeFi staking platform in 2026?
The cost of DeFi staking platform development typically ranges between $20,000 and $150,000+, depending on platform complexity, supported blockchain networks, staking features, smart contract requirements, security audits, and customization level.
3. Which staking model should I build: on-chain, delegated, or liquid?
Liquid staking earns the highest revenue ceiling but costs the most to build. Delegated staking is the faster, lower-cost path for an MVP. On-chain staking fits businesses building directly on validator-native chains like Ethereum or Cardano. See the decision table above for the full breakdown.
4. Should I build a custom staking platform or use a white-label solution?
Custom development makes sense when the staking mechanism is core to your product's economics. A white-label platform is usually the better call for lower TVL projections or a faster MVP timeline.
5. Is DeFi staking regulated?
Regulatory treatment varies by jurisdiction. Some regions require KYC/AML compliance and registration as a virtual asset service provider (VASP). Consult a blockchain-focused legal advisor before launch, this is not something to assume your way through.
6. How do DeFi staking platforms make money?
Primarily through protocol staking fees, typically 5-20% of user rewards. Additional revenue comes from yield farming commissions, lending interest spread, and governance token value. See the revenue section above for the full breakdown.
7. What happens if a staking smart contract has a bug?
There is no customer service department to reverse the transaction. This is why independent audits, formal verification, and bug bounty programs are non-negotiable before mainnet deployment, not optional hardening.