# Platform Overview SignTx is an AI-powered, decentralized transaction management platform designed for individuals, enterprises, and decentralized organizations. Key features include: * **AI-Powered Transaction Drafting:** Users input transaction instructions in natural language, which the SignTx AI agent converts into valid, blockchain-compatible transaction payloads. * **Keyless Secure Signing:** Private keys remain in hardware-isolated secure enclaves, with signing operations executed without exposing keys to the AI agent or network. * **Multi-Chain Support:** Seamless integration with Ethereum, Arbitrum, Base, and other major blockchains. * **Risk Analysis Module:** Automated risk assessment for transactions and smart contract interactions. * **Portfolio and Transaction Analytics:** Real-time onchain portfolio overviews, gas optimizations, and transaction history tracking. * **$SGN Token Utility:** Used for platform access, rewards, and transaction fee discounts. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://signtx.gitbook.io/signtx/platform-overview.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.