MCP server

PDF/UA accessibility check (veraPDF) with measured auto-fix

io.github.nyo-agentti/pdfua-check

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Check PDFs against PDF/UA-1 with veraPDF; see which failures an automatic fix removes; explain rules

Working at last checkAbout 385 tokens per request once connected2 tools

https://pdfua-check.onrender.com/mcp

At a glance

Type: MCP server
Publisher: Not verified
Status: Working at last check
Tools: 2
Token cost: About 385 tokens per request
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok
Last checked: 26 Oct 2026, 08:29 UTC

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http pdfua-check https://pdfua-check.onrender.com/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.pdfua-check]
url = "https://pdfua-check.onrender.com/mcp"

Gemini CLI

{"mcpServers":{"pdfua-check":{"httpUrl":"https://pdfua-check.onrender.com/mcp"}}}

Cursor

{"mcpServers":{"pdfua-check":{"url":"https://pdfua-check.onrender.com/mcp"}}}

VS Code

{"servers":{"pdfua-check":{"type":"http","url":"https://pdfua-check.onrender.com/mcp"}}}

Antigravity

agy mcp add pdfua-check https://pdfua-check.onrender.com/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"pdfua-check","server_url":"https://pdfua-check.onrender.com/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"pdfua-check","server_url":"https://pdfua-check.onrender.com/mcp"}

check_pdf_accessibility ~273 tokens
Validate a PDF against PDF/UA-1 with veraPDF and list every failed rule (rule id, description, number of failed checks, link to a plain-language explanation). The automatic fix is then run on the file and validated again, so the result also says which failures the fix removes and whether the file th
explain_pdfua_rule ~112 tokens
Explain a veraPDF PDF/UA-1 rule by id (clause-test, e.g. 7.1-3, 7.3-1, 7.18.5-1, 7.21.4.1-1): what it checks, the veraPDF error message, whether the automatic fix removes it and how to fix it in the authoring tool.

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