ChaindocLabs
For developers

Chaindoc Labs Documentation

Guides, feature walkthroughs and API references for Chaindoc — the blockchain-powered document signing platform.

Browse the docsOpen source
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Browse the documentation

Get up and running with Getting Started, explore what the platform can do in Features, follow practical Guides, or dive into the API and SDK reference.

Getting StartedFeaturesGuidesReference
Open Source

Open-source SDKs & tools

Official SDKs, an MCP server, and a Claude Code plugin marketplace — everything you need to embed and automate Chaindoc signing.

TypeScript@chaindoc_io/embed-sdk

Embed SDK

Official JavaScript / TypeScript SDK for embedding Chaindoc signature flows into web applications. Modal or inline. Framework-agnostic. Zero runtime dependencies. Type-safe postMessage API.

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TypeScript@chaindoc_io/server-sdk

Server SDK

Server-side SDK for the Chaindoc API. Documents, signatures, contracts, invoicing, embedded sessions, blockchain verification, webhook signature verification. Native fetch, Node 18+, zero dependencies.

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TypeScript@chaindoc_io/mcp-server

MCP Server

Model Context Protocol server for Chaindoc. Lets Claude Desktop, Claude Code, Cursor, and other MCP-aware agents drive the Chaindoc REST API in natural language — create documents, send signature requests, verify on chain.

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MarketplaceChaindocIO/claude-plugins

Claude Plugins

Claude Code plugin marketplace for Chaindoc. Install via /plugin marketplace add ChaindocIO/claude-plugins, then /plugin install chaindoc@chaindoc. Bundles the Chaindoc MCP server and its slash commands.

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