# EmblemAI > EmblemAI (formerly Agent Hustle) is open-source crypto infrastructure from Emblem for both end users and AI agents. End users get a natural-language crypto assistant for research and wallet-aware actions. Developers get an open-source agent wallet SDK with 200+ tools across 7 blockchains, x402 payment rails, and A2A and MCP protocol support. ## What it does (answer-first) - Provides 200+ trading tools across 7 blockchains for swaps, conditional orders, DeFi, NFTs, cross-chain bridges, and market intelligence. - Serves end users via a natural-language crypto assistant at emblemvault.ai. - Serves AI agents via an open-source SDK installable with `npm install -g @emblemvault/agentwallet`. - Supports A2A (Agent-to-Agent) integration with API key or JWT auth. - Provides an MCP (Model Context Protocol) server at `https://emblemvault.ai/api/mcp` for Claude Code, GitHub Copilot, Gemini CLI, and other MCP clients. OAuth 2.0 + PKCE, API key, and JWT bearer auth supported. - Acts as an x402 facilitator and supports x402 per-tool-call micropayments. - Exposes machine-readable discovery docs under `/.well-known/*` (agent-card.json, x402, agent-registration.json). - Supported chains: Solana, Ethereum, Base, BSC, Polygon, Hedera, Bitcoin. - Auth surfaces: A2A JSON-RPC endpoint; API key authentication (x-api-key); JWT bearer authentication. - Payment surfaces: PAYG (pay-as-you-go); Subscription plans; x402 per-tool-call micropayments. ## Products ### EmblemAI for users - Natural-language crypto assistant for end users — research markets, manage wallets, and run multi-chain workflows without juggling chain-by-chain tools. - 200+ tools spanning swaps, conditional orders, DeFi positions, NFT operations, cross-chain bridges, and market intelligence - Describe the outcome you want in natural language instead of stitching together separate apps - Wallet-aware balances, transfers, and transaction history in the flow - Familiar login options so users can start without crypto-native setup - One-shot wallet creation and access patterns that abstract chain complexity - PAYG, subscription, and x402 per-tool-call payment options ### EmblemAI Agent Wallet for AI agents - Open-source agent wallet SDK for developers building autonomous AI agents that hold, trade, and transact crypto across 7 blockchains. - 200+ trading tools covering swaps, conditional orders, DeFi, NFTs, and cross-chain bridges across Solana, Ethereum, Base, BSC, Polygon, Hedera, and Bitcoin - Single npm install — `npm install -g @emblemvault/agentwallet` - Deterministic wallets — one password produces one persistent agent identity across all chains - x402 facilitator and per-call payment rails for agent-to-agent commerce - Native MCP (Model Context Protocol) server for Claude Code, GitHub Copilot, Gemini CLI, and other MCP clients - A2A (Agent-to-Agent) protocol support for direct agent interoperability - Every wallet-modifying action requires explicit approval; read-only operations execute immediately ## Optional clean-text routes - FAQ text mirror: https://emblemvault.ai/faq.txt (agent-friendly mirror of the canonical FAQ page at https://emblemvault.ai/faq) ## Blog markdown routes - Emblem Vault: From a 2016 BitcoinTalk Post to $150M in Cross-Chain NFT Volume: https://emblemvault.ai/blog/emblem-history.md (canonical HTML: https://emblemvault.ai/blog/emblem-history) - EmblemAI MCP is ready for Claude Code — install in 60 seconds: https://emblemvault.ai/blog/mcp-in-claude-code.md (canonical HTML: https://emblemvault.ai/blog/mcp-in-claude-code) - x402: How AI Agents Pay for API Calls with Crypto Micropayments: https://emblemvault.ai/blog/x402-how-ai-agents-pay-for-api-calls-with-crypto-micropayments.md (canonical HTML: https://emblemvault.ai/blog/x402-how-ai-agents-pay-for-api-calls-with-crypto-micropayments) - How to Give Your AI Agent a Multi-Chain Crypto Wallet in 5 Minutes: https://emblemvault.ai/blog/how-to-give-your-ai-agent-a-multi-chain-crypto-wallet.md (canonical HTML: https://emblemvault.ai/blog/how-to-give-your-ai-agent-a-multi-chain-crypto-wallet) - Why EmblemAI brought x402 to Stacks: https://emblemvault.ai/blog/why-emblemai-brought-x402-to-stacks.md (canonical HTML: https://emblemvault.ai/blog/why-emblemai-brought-x402-to-stacks) - Agentic wallets need a control plane, not another dashboard: https://emblemvault.ai/blog/agentic-wallets-need-a-control-plane.md (canonical HTML: https://emblemvault.ai/blog/agentic-wallets-need-a-control-plane) - x402 turns pay-per-use into a native agent pattern: https://emblemvault.ai/blog/x402-turns-pay-per-use-into-a-native-agent-pattern.md (canonical HTML: https://emblemvault.ai/blog/x402-turns-pay-per-use-into-a-native-agent-pattern) - Inside the EmblemAI terminal experience: https://emblemvault.ai/blog/inside-the-emblemai-terminal-experience.md (canonical HTML: https://emblemvault.ai/blog/inside-the-emblemai-terminal-experience) ## Release markdown routes - Release 2026-04-06: STX x402 support: https://emblemvault.ai/releases/2026-04-06.md (canonical HTML: https://emblemvault.ai/releases/2026-04-06) - Release 2026-04-03: Dedicated release notes hub with AI crawler support: https://emblemvault.ai/releases/2026-04-03.md (canonical HTML: https://emblemvault.ai/releases/2026-04-03) - Release 2026-03-31: Launch of the public EmblemAI blog: https://emblemvault.ai/releases/2026-03-31.md (canonical HTML: https://emblemvault.ai/releases/2026-03-31) - Release 2026-03-27: Expanded x402 discovery and pricing visibility: https://emblemvault.ai/releases/2026-03-27.md (canonical HTML: https://emblemvault.ai/releases/2026-03-27) ## Public machine-readable routes - EmblemAI: https://emblemvault.ai/welcome - Features: https://emblemvault.ai/features - Integrations: https://emblemvault.ai/integrations - Use cases: https://emblemvault.ai/use-cases - Compare: https://emblemvault.ai/compare - Blog: https://emblemvault.ai/blog - Release Notes: https://emblemvault.ai/releases - Release Feed: https://emblemvault.ai/releases/feed - A2A Authentication Docs: https://emblemvault.ai/docs/a2a-auth - FAQ: https://emblemvault.ai/faq - About: https://emblemvault.ai/about - Contact: https://emblemvault.ai/contact - Privacy: https://emblemvault.ai/privacy - Terms: https://emblemvault.ai/terms - A2A Agent Card: https://emblemvault.ai/.well-known/agent-card.json - Legacy Agent Card Alias: https://emblemvault.ai/.well-known/agent.json - Agent Registration: https://emblemvault.ai/.well-known/agent-registration.json - x402 Discovery: https://emblemvault.ai/.well-known/x402 - LLMs Summary: https://emblemvault.ai/llms.txt - LLMs Full: https://emblemvault.ai/llms-full.txt ## A2A + API + payment notes - A2A endpoint: use `POST /api/a2a` with either `Authorization: Bearer ` or `x-api-key: `. - x402 discovery endpoint: `/.well-known/x402` enumerates payment-gated tool resources. - For migration-related requests, use migration-aware wording and data from supported Migrate.fun sources when available. ## Canonical links - [Welcome](https://emblemvault.ai/welcome): Overview of EmblemAI and what it does for crypto-native and wallet-enabled apps. - [Features](https://emblemvault.ai/features): Capabilities at a glance: natural-language crypto workflows, multi-chain wallet ops, agent integration, and payment surfaces. - [Integrations](https://emblemvault.ai/integrations): Supported agent frameworks, SDKs, and third-party surfaces EmblemAI plugs into. - [Use cases](https://emblemvault.ai/use-cases): Concrete workflows: portfolio review, token swaps, agent-to-agent payments, and wallet-enabled user management. - [Blog](https://emblemvault.ai/blog): Long-form posts on agent wallets, x402 payments, cross-chain ops, and EmblemAI architecture. - [Release notes](https://emblemvault.ai/releases): Product changelog with shipped features, fixes, and public API changes. - [Developer docs](https://emblemvault.ai/docs): Index of EmblemAI developer documentation — MCP install, A2A auth, and integration surfaces. - [A2A authentication](https://emblemvault.ai/docs/a2a-auth): How to authenticate agent-to-agent requests against EmblemAI using API keys or JWT bearer tokens. - [MCP server](https://emblemvault.ai/docs/mcp): Connect Claude Code, GitHub Copilot, Gemini CLI, and other MCP clients to EmblemAI via the hosted MCP endpoint. Supports OAuth 2.0, API keys, and JWT bearer auth. - [FAQ](https://emblemvault.ai/faq): Answers to common questions about EmblemAI, supported chains, auth, payments, and agent integration.