structdoc-mcp
MCP server for StructDoc that converts documents (PDFs, images) into structured data like Markdown, OCR text, and invoice/receipt fields for AI agents, with pay-per-call via x402 (USDC on Base/Solana).
README
structdoc-mcp
MCP server for StructDoc — turn any document (PDF/image) into structured data for AI agents. OCR, layout-to-Markdown, tables, key-value pairs, invoice/receipt fields. 100+ languages. Pay per call with x402 (USDC on Base/Solana) — no API keys.
Install
claude mcp add structdoc -e EVM_PRIVATE_KEY=0x<base-wallet-with-usdc> -- npx -y structdoc-mcp
Or configure any MCP client to run npx -y structdoc-mcp with env:
EVM_PRIVATE_KEY— Base wallet private key holding USDC, and/orSVM_PRIVATE_KEY— Solana wallet private key (base58) holding USDCSTRUCTDOC_BASE_URL(optional) — defaulthttps://structdoc-api.hp-vladic.workers.dev
Tools
| Tool | Does | Price |
|---|---|---|
document_to_markdown |
Layout → Markdown (headings, tables, key-value). RAG-ready. ≤20p | $0.25 |
document_ocr |
OCR full-text, 100+ languages. ≤25p | $0.05 |
extract_invoice |
Invoice fields (vendor, items, totals). ≤4p | $0.08 |
extract_receipt |
Receipt fields (merchant, date, total). ≤2p | $0.04 |
document_ocr_large |
OCR up to 100 pages | $0.20 |
document_to_markdown_large |
Markdown up to 100 pages | $1.10 |
structdoc_catalog |
Free machine-readable catalog | free |
Each tool takes { url } or { base64 } (PDF/JPEG/PNG/BMP/TIFF/HEIF).
Engine: Azure Document Intelligence v4.0. API: https://structdoc-api.hp-vladic.workers.dev
MIT
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