The onchain lending API.
Unified infrastructure for borrowing, lending, and advanced positions across protocols and chains with safety and execution built in.
1delta provides the infrastructure required to operate onchain lending reliably across protocols and networks, with predictable execution and deep liquidity access.
Unified API for all lenders
Unified API for all lenders
Looping
Looping
Comprehensive data
Comprehensive data
Battle-tested and audited
Battle-tested and audited
Composable design
Composable design
Smart yield optimization
Smart yield optimization
Fee optimized
Fee optimized
Cross-chain access
Cross-chain access
Safety-Aware Execution
Safety-Aware Execution
Key Features
Key Features
Key Features
1delta provides the core infrastructure required to build and operate onchain lending at scale. These features abstract protocol complexity while enabling predictable, production-ready execution across markets.
Unified onchain lending API across protocols and networks
Unified onchain lending API across protocols and networks
Unified onchain lending API across protocols and networks
Composable, atomic execution for advanced lending and leverage strategies
Composable, atomic execution for advanced lending and leverage strategies
Composable, atomic execution for advanced lending and leverage strategies
Production-grade safety and reliability for operating real capital
Production-grade safety and reliability for operating real capital
Production-grade safety and reliability for operating real capital
One API. Infinite use cases.
One API. Infinite use cases.
One API. Infinite use cases.
Wallets & Fintech
Funds & Trading Firms
Yield Optimizers & Vaults
AI Agents & Automation Systems

Wallets and fintech applications integrate onchain lending to offer yield, borrowing, and capital efficiency to users. This requires abstracting protocol complexity, data, and safety.
Unified lending access across protocols and networks
Safe execution of deposits, borrows, and loops
Real-time visibility into positions and utilization
Wallets & Fintech
Funds & Trading Firms
Yield Optimizers & Vaults
AI Agents & Automation Systems

Wallets and fintech applications integrate onchain lending to offer yield, borrowing, and capital efficiency to users. This requires abstracting protocol complexity, data, and safety.
Unified lending access across protocols and networks
Safe execution of deposits, borrows, and loops
Real-time visibility into positions and utilization
Wallets & Fintech
Funds & Trading Firms
Yield Optimizers & Vaults
AI Agents & Automation Systems

Wallets and fintech applications integrate onchain lending to offer yield, borrowing, and capital efficiency to users. This requires abstracting protocol complexity, data, and safety.
Unified lending access across protocols and networks
Safe execution of deposits, borrows, and loops
Real-time visibility into positions and utilization
Client Experience
Client Experience
Client Experience
"With 1delta, we enabled advanced lending features without months of internal development and testing."

Mikko Ohtamaa
CEO at Trading Strategy
"With 1delta, we enabled advanced lending features without months of internal development and testing."

Mikko Ohtamaa
CEO at Trading Strategy
"With 1delta, we enabled advanced lending features without months of internal development and testing."

Mikko Ohtamaa
CEO at Trading Strategy
By the numbers
By the numbers
By the numbers
Built for production onchain lending, 1delta provides infrastructure that operates across deeply liquid markets, protocols, and networks at scale.
$50B+
in lending liquidity accessible across supported networks.
150+
lending deployments supported.
40+
networks supported.
Our Performance
Our Performance
Our Performance
Since 2023, 1delta has built reliable infrastructure for onchain lending.
200M+
USD in transactions processed.
3 years
of lending excellence.



Get started.
Browse all the resources you need to build with 1delta.
From API docs to integration examples, and more.
Backed by





