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For the complete documentation index, see llms.txt. This page is also available as Markdown.

Meet Symphony

Below is an overview of the primary features that make Symphony the most powerful, agentic financial layer for DeFi.

Symphony's Architecture at a Glance

Each Symphony feature unifies to remove cross-chain friction, secure user custody, and enable autonomous agent execution forming the backbone of the agentic financial layer for the next era of onchain finance.


The Agent Intelligence Layer

Cortex

Cortex is Symphony's permissionless agent network that provides execution paths and atomic flash-loans for external consumer agents.

Key Features:

  • Fully non-custodial execution

  • Superior capital efficiency with no hedging or lockups required

  • Enables agent to agent communication and the infrastructure to support generalized executions

Intent Pooling Engine (IPE)

The IPE is Symphony’s agent intent decomposer and validator engine.

Key Features:

  • Intent Decomposition: Breaks down complex user/agent requests into clear, executable steps.

  • Validation Layer: Ensures every action is secure and grounded in protocol logic, eliminating hallucinations.

  • Immediate & Transparent Coordination: All intents and offers are viewable by anyone, leading to more efficient pricing and higher transparency.

  • Efficient Market Dynamics: Agents compete to provide the best solutions, driving down costs and improving execution quality for end users.

  • Scalability & Modularity: As the DeFi ecosystem expands, the IPE can seamlessly integrate new blockchains, protocols, and AI strategies.

  • User-Centric & Agent-Centric: Humans and agents alike gain a clear, safe, and efficient way to express and fulfill intents.


The Omnichain Orchestration Layer

Maestro

Maestro is Symphony’s omnichain user state management system, unifying user activity across all chains.

Key Features:

  • Complete User Profile: Instead of viewing each chain in isolation, Maestro creates a single, unified “omnichain profile” for each agent or user.

  • Fast, DeFi-Centric Data Management: Under the hood, Maestro leverages onchain and off-chain listeners, technologies that enable high-speed data streaming and caching, ensuring real-time accuracy for onchain activity.

  • Universal Protocol Access: Maestro provides a straightforward interface that dApps can query, so they can instantly pull user-specific data (from open positions to pending transactions) across multiple chains.

The Orchestrator

The Orchestrator is Symphony’s cross-chain liquidity coordinator and protocol-level executor, guaranteeing optimal liquidity and seamless execution across all chains without exposing agents to hallucination risk.

Key Features:

  • No Hallucination Risk: Agents don’t generate raw transactions. The Orchestrator does while ensuring accuracy and security.

  • Cross-Chain Coordination: Liquidity and execution are unified across protocols and chains without fragmented bridging logic.

  • Deterministic Outcomes: Every execution path is known, verified, and replayable, giving agents reliable rails instead of probabilistic guesses.


The Secure Execution Layer

The Symphony Smart Wallet

Symphony’s Smart Wallet is the secure foundation that allows AI agents to execute trades on behalf of users all without ever taking custody of their assets. It’s an onchain, programmable account designed for non-custodial agentic execution across chains.

Key Features:

  • Secure Non-Custodial Execution: Transactions stay in the user’s wallet with programmable permissions. Agents never hold keys or custody assets.

  • Agent-Native Transaction Flow: Agents execute autonomously through the Smart Wallet under user-defined limits, no manual clicks required.

  • Atomic Cross-Chain Execution: Multi-step, multi-chain actions execute as one atomic flow with rollbacks, limits, and safeguards built in.

  • Unified Asset Management: One smart wallet and dashboard unifies assets and positions across all chains for complete visibility.

  • Automated Cross-Chain Coordination: Users specify an action, and the Symphony smart wallet handles all bridging and routing behind the scenes for seamless, bridgeless transactions.

  • Secure Onchain Execution: Smart account abstracted wallet with scoped rules and permissions ensure advanced security while allowing trusted dApps or agents to act safely on the user’s behalf.

  • Seamless User Experience (UX): A single wallet unifies assets and transactions across chains, reducing friction and making DeFi simple, transparent, and approachable.

The Sharding Engine

The Sharding Engine is Symphony’s protocol-level parallel execution system that powers a true omnichain liquidity layer.

Key Features:

  • Scanning Liquidity Across Chains – Continuously analyzes protocols in real time to find the best venues for any asset.

  • AI-Driven Trade Sharding – Splits large trades into optimized “shards,” factoring in price impact, volume, and liquidity depth.

  • Parallel Execution – Executes shards instantly and simultaneously across multiple protocols and chains.

  • Unified Omnichain Liquidity – Recombines all shards into a single, verifiable transaction outcome.

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