extract_document
Structured document extraction — pull clean text, tables, forms and invoice fields from a PDF or document URL into LLM-r Cost: $0.005–$0.05 USDC on Base per call.
This record as markdown: /tools/com-gocreativeai-enrich-prism/extract-document.md
What extract_document does on Prism — Data Enrichment for AI Agents
AI agents call extract_document to retrieve information from Prism — Data Enrichment for AI Agents without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
arg | string | Yes |
Parameters from the server's own tool schema.
Why extract_document is rated Low
The tool reads and parses document content to extract structured information for consumption by LLMs. This is a retrieval operation with no capability to modify, delete, or execute code. The financial cost is incidental (paid-per-call SaaS pricing, not financial transaction capability).
From the tool's definition Tool performs 'structured document extraction' to 'pull clean text, tables, forms and invoice fields' from PDFs or URLs. Uses passive language ('pull', 'extract') indicating data retrieval without modification, deletion, or external execution.
Attacks that exploit this kind of access
The rule that runs extract_document safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Prism — Data Enrichment for AI Agents, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For extract_document, this is the rule to start with:
extract_document is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Prism — Data Enrichment for AI Agents, apply this rule, and every extract_document call is checked against it from then on.
Questions about extract_document
Structured document extraction — pull clean text, tables, forms and invoice fields from a PDF or document URL into LLM-r Cost: $0.005–$0.05 USDC on Base per call. It is categorised as a Read tool in the Prism — Data Enrichment for AI Agents MCP Server, which means it retrieves data without modifying state.
extract_document accepts 1 parameter: arg. Required: arg. The full parameter table on this page comes from the server's own tool schema.
Register the Prism — Data Enrichment for AI Agents MCP server in PolicyLayer and add a rule for extract_document: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Prism — Data Enrichment for AI Agents. Nothing to install.
extract_document is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the extract_document rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for extract_document. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
extract_document is provided by the Prism — Data Enrichment for AI Agents MCP server (https://enrich.gocreativeai.com/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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