Best Sui MCP Servers
Sui is a Layer 1 blockchain and smart contract platform that makes digital asset ownership fast, private, secure, and accessible. Sui is designed from the ground up to make digital asset ownership universally accessible.
Why this server?
Provides access to Sui blockchain data and RPC functionality through Grove's public endpoints
AlicenseBqualityCmaintenanceEnables natural language queries and JSON-RPC calls to 69+ blockchain networks through Grove's free public endpoints. Supports Ethereum, Solana, Cosmos chains, and Layer 2 solutions without requiring authentication or API keys.6712MITWhy this server?
Enables agents to make and receive payments on the Sui blockchain using USDC.
AlicenseAqualityAmaintenanceA budget-bound x402 payment wallet for AI agents: it autonomously pays HTTP 402 payment-gated URLs across every major chain (EVM, Solana, and many non-EVM families). Self-custodial and backendless, your key, your RPC, with spend caps enforced before any on-chain send.89MITWhy this server?
Provides tools for creating, validating, committing, explaining, and parsing trading intents for cross-chain swaps with atomic settlement on the Sui blockchain.

hashlock-mcp-serverofficial
AlicenseAqualityDmaintenanceHashlock Markets (hashlock.markets) — sealed-bid intent-based crypto trading protocol with HTLC atomic settlement. AI agents can create, commit, and validate trading intents on Ethereum, Bitcoin, and Sui. Canonical npm package: @hashlock-tech/mcp. Not the cryptographic hashlock primitive, not Hashlock Pty Ltd (hashlock.com).521 npmMITWhy this server?
Provides tools for managing AI agent identities, memories, reputation, and moderation on the Sui blockchain, including registering agents, writing souvenirs, and interacting with the Registry, Treasury, MemoryVault, ReputationBoard, and ModerationBoard objects.
AlicenseAqualityAmaintenanceRead-only on-chain query surface for the AgentCivics civil registry on Sui — soulbound AI-agent identities, on-chain memories, reputation, refusal records. Hosted, no install, no keypair. For write tools (register, write_memory, record_refusal), install the npm package @agentcivics/mcp-server locally and supply your own keypair.261MITWhy this server?
Facilitates atomic swaps on the Sui blockchain with tools for RFQ management and HTLC lifecycle operations via Move-based contracts.

hashlock-mcpofficial
AlicenseAqualityAmaintenanceHashlock Markets — sealed-bid intent-based crypto trading via MCP for AI agents. Atomic cross-chain settlement (Ethereum, Bitcoin, Sui) using HTLC. Six MCP tools for RFQ price discovery without information leakage and HTLC settlement without escrow or bridges. Canonical npm: @hashlock-tech/mcp.1384 npmMITWhy this server?
Enables wallet creation and management for the Sui blockchain.

Privy MCP Serverofficial
AlicenseBqualityDmaintenanceEnables AI agents to create wallets, sign transactions, and manage blockchain operations across multiple chains like Ethereum, Solana, and more via Privy.242MITWhy this server?
Provides on-chain whale movement signals and blockchain activity data for Sui.
AlicenseAqualityBmaintenanceReal-time crypto whale intelligence MCP server with 55 tools across 14 blockchains. Free, no auth required.561MITWhy this server?
Provides tools for interacting with Walrus Memory, a decentralized memory service on the Sui blockchain, allowing agents to remember, recall, analyze, and restore memory entries with Sui wallet-based authentication.
AlicenseAqualityBmaintenanceEnables MCP clients to connect to Walrus Memory for persistent memory operations like remember, recall, analyze, and restore, with browser-based wallet login and local credential storage.5200 npmApache 2.0Why this server?
Allows generating keys, managing wallets, and signing transactions on the Sui blockchain.
AlicenseBqualityCmaintenanceNon-custodial TEE key management and signing for AI agents, supporting multiple blockchains.12MIT