GroupDocs.Parser.Mcp AGENTS.md

Repository instructions for an MCP server built around GroupDocs.Parser for .NET, a library that reads content and metadata from documents. MCP is a standard way to expose operations as tools that AI agents can call.

In plain words
What is it for?
It helps agents work with tools that extract text, images, metadata, tables, and barcodes, or report document information such as file type, page count, and size.
Why use it?
It gives coding agents orientation about the repository, its structure, dependencies, packaging, and available document operations. This reduces guesswork when changing or testing the project.

Instructions file for CodexOpenCode

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add instructions/groupdocs-parser/groupdocs.parser.mcp/agents-md
Clone the repo
git clone --depth 1 https://github.com/groupdocs-parser/GroupDocs.Parser.Mcp

Made for: Codex, OpenCode.

Per session 1,566 This file is loaded in full into every session.
When invoked 1,566 The same file — it is already loaded in full.
Security scan A 0 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5 $0.01566 $0.01566
Opus 5 $0.00783 $0.00783
Sonnet 5 $0.00313 $0.00313
Haiku 4.5 $0.00157 $0.00157

Measured yesterday against content hash cbf59ec3896a, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

GroupDocs.Parser.Mcp AGENTS.md scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured yesterday.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

AGENTS.md · 110 lines

How it starts

The opening of the file, as written. The whole thing — 110 lines — stays where its author put it; the contents beside it link to each section on GitHub.

AGENTS.md — Guide for AI coding agents

Brief orientation for AI coding agents (Claude Code, Copilot, Cursor, Aider, Amp, Codex) working in this repository.

What this repo is

A standalone MCP server for GroupDocs.Parser for .NET — exposes document-parsing operations (text / images / metadata / tables / barcodes / info) as AI-callable tools via the Model Context Protocol.

Published to NuGet as GroupDocs.Parser.Mcp with the McpServer package type, and to ghcr.io/groupdocs-parser/parser-net-mcp + docker.io/groupdocs/parser-net-mcp as a container image.

MCP tools exposed

Tool Description
ExtractText Plain text from a document (whole or per page). Truncates large outputs.
ExtractImages Saves embedded images to storage as <basename>_image<N>.<ext>. Returns saved-path list.
ExtractMetadata Author / title / dates / EXIF / XMP / IPTC / custom properties as JSON.
ExtractTables Tables as Markdown (default) or structured JSON (format='json').
ExtractBarcodes Decoded values + types + page + confidence + angle for every barcode found.
GetDocumentInfo File type + page count + size as JSON (no modification).

All tools accept FileInput (resolved via IFileResolver) and an optional password for protected documents. Text-extracting tools wrap engine-level exceptions in a descriptive error string (per-tool prefixes: Text extraction failed for, Image extraction failed for, Metadata extraction failed for, Table extraction failed for, Barcode extraction failed for, Document-info lookup failed for) instead of letting them bubble up to MCP's canned generic wrapper — critical for diagnosing native-deps issues on Linux.

Folder layout

src/                                           ← all projects + sln + Directory.Build.props
  GroupDocs.Parser.Mcp/
    Program.cs                                 ← host bootstrap + stdio transport
    ParserLicenseManager.cs                    ← applies GroupDocs.Total license
    Tools/
      ExtractTextTool.cs                       ← [McpServerTool] — ExtractText
      ExtractImagesTool.cs                     ← [McpServerTool] — ExtractImages
      ExtractMetadataTool.cs                   ← [McpServerTool] — ExtractMetadata
      ExtractTablesTool.cs                     ← [McpServerTool] — ExtractTables
      ExtractBarcodesTool.cs                   ← [McpServerTool] — ExtractBarcodes
      GetDocumentInfoTool.cs                   ← [McpServerTool] — GetDocumentInfo
    .mcp/
      server.json                              ← NuGet.org reads this to generate mcp.json snippet
    GroupDocs.Parser.Mcp.csproj                ← PackageType=McpServer + ToolCommandName
  GroupDocs.Parser.Mcp.Tests/
  GroupDocs.Parser.Mcp.sln
  Directory.Build.props
build/
  dependencies.props                           ← single source of truth for all versions
changelog/                                     ← one MD file per change (see changelog/README.md)
docker/
  Dockerfile                                   ← multi-stage, runtime on aspnet:10.0
  docker-compose.yml
.github/workflows/                             ← build_packages.yml, run_tests.yml, publish_prod.yml, publish_docker.yml

Read the full file on GitHub · 110 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. yesterday First seen · 110 lines · 1,566 tokens per session scan A cbf59ec3896a

Subscribe to this mod's changes

GroupDocs.Parser.Mcp AGENTS.md is an instructions file published in the GitHub repository groupdocs-parser/GroupDocs.Parser.Mcp (0 stars, last pushed 1mo ago), licensed MIT. It adds 1,566 tokens to every session, about $0.0078 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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