Is the Markdown Renderer API MCP server free to use?

Yes. Markdown Renderer API is listed on AllMCPs as a free, open Model Context Protocol server you can install into Claude Desktop, Cursor, or any MCP-compatible client.

Is the Markdown Renderer API MCP server free to use?

Yes. Markdown Renderer API is listed on AllMCPs as a free, open Model Context Protocol server you can install into Claude Desktop, Cursor, or any MCP-compatible client.

Markdown Renderer API

Render markdown to styled HTML with light/dark/github themes. x402 micropayment.

Quick Install

Automated & IDE Setup

Copy the AI prompt to install this server into Claude Code, Cursor, or another agent — or use 1-click editor setup below.

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Manual Client & Custom JSON ConfigExpand JSON ▾

Install Config Generator

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claude_desktop_config.json

{
  "mcpServers": {
    "markdown-renderer-api": {
      "command": "npx",
      "args": [
        "-y",
        "markdown-renderer-api"
      ]
    }
  }
}

💡 Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows)

Documentation Overview

Markdown Renderer API

Render Markdown to styled HTML with CSS themes -- light, dark, GitHub. Ready-to-embed HTML documents. Pay-per-call via x402 (USDC on Base L2) -- no API key, no signup, no rate-limit wall.

Part of the klymax402 marketplace -- 100 x402 micropayment APIs for AI agents, one wallet, USDC on Base.

Quickstart -- MCP

Add to your MCP client config (Claude Desktop, Cursor, ElizaOS, etc.):

config.json

{
  "mcpServers": {
    "markdown-renderer": {
      "url": "https://markdown-renderer.api.klymax402.com/mcp"
    }
  }
}

Quickstart -- HTTP (x402)

Terminal

curl -X POST "https://markdown-renderer.api.klymax402.com/api/render" \
  -H "Content-Type: application/json" \
  -d '{"markdown":"..."}'
# -> 402 Payment Required, with an x402 payment challenge in the response body

Any x402-aware client (@x402/fetch, x402-agent-tools, ATXP) handles the 402 -> sign -> retry cycle automatically.

Tools

Tool	Method	Path	Price	Description
`text_render_markdown`	POST	`/api/render`	$0.005	Render markdown to styled HTML

`text_render_markdown`

Use this when you need to convert Markdown to a fully styled HTML document with embedded CSS. Returns a complete, display-ready HTML page in JSON.

Parameters

Name	Type	Required	Description
`markdown`	string	yes	Markdown text to render
`theme`	string	no	CSS theme: 'light', 'dark', or 'github' (default: github)

Example response:

config.json

{"html":"<!DOCTYPE html><html><head><style>body{font-family:system-ui;max-width:800px;margin:auto}...</style></head><body><h1>Title</h1><p>Content</p></body></html>","theme":"github","inputLength":25,"outputLength":1240}

When to use: generating styled documentation pages, creating email-ready HTML from markdown, building preview renders, and producing embeddable content blocks.

Not for: raw HTML conversion (no CSS) (use text_convert_markdown_to_html), PDF generation (use document_generate_pdf).

Example agent prompts

"Convert Markdown to a fully styled HTML document with embedded CSS"

Payment

Protocol: x402 -- HTTP-native pay-per-call, no signup, no API key
Network: Base L2 (eip155:8453)
Asset: USDC
Facilitator: Coinbase CDP (primary), PayAI (fallback)
Also reachable via ATXP (OAuth-wrapped x402, RFC 9728 protected-resource metadata)

Part of klymax402

100 x402 micropayment APIs for AI agents -- one wallet, USDC on Base, zero signup.

Catalog: https://klymax402.com/llms.txt
Full API reference: https://klymax402.com/llms-full.txt
Live stats: https://klymax402.com/stats

License

MIT

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Frequently Asked Questions about Markdown Renderer API

Add the following block to your claude_desktop_config.json under mcpServers: "mcpServers": { "markdown-renderer-api": { "command": "npx", "args": ["-y", "Markdown Renderer API"] } }

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Technical Specs & Signals

CategoryFinance & Fintech

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27Quality signal: Emerging · 27/100How this signal is calculated ▾

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Not scored for repo-hosted servers — we can't reach the running server, only its GitHub page. Hosted MCP endpoints are health-checked live.

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Documentation & tools11/30

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Documentation Overview

Markdown Renderer API

Render Markdown to styled HTML with CSS themes -- light, dark, GitHub. Ready-to-embed HTML documents. Pay-per-call via x402 (USDC on Base L2) -- no API key, no signup, no rate-limit wall.

Part of the klymax402 marketplace -- 100 x402 micropayment APIs for AI agents, one wallet, USDC on Base.

Quickstart -- MCP

Add to your MCP client config (Claude Desktop, Cursor, ElizaOS, etc.):

config.json

{
  "mcpServers": {
    "markdown-renderer": {
      "url": "https://markdown-renderer.api.klymax402.com/mcp"
    }
  }
}

Quickstart -- HTTP (x402)

Terminal

curl -X POST "https://markdown-renderer.api.klymax402.com/api/render" \
  -H "Content-Type: application/json" \
  -d '{"markdown":"..."}'
# -> 402 Payment Required, with an x402 payment challenge in the response body

Any x402-aware client (@x402/fetch, x402-agent-tools, ATXP) handles the 402 -> sign -> retry cycle automatically.

Tools

Tool	Method	Path	Price	Description
`text_render_markdown`	POST	`/api/render`	$0.005	Render markdown to styled HTML

`text_render_markdown`

Use this when you need to convert Markdown to a fully styled HTML document with embedded CSS. Returns a complete, display-ready HTML page in JSON.

Parameters

Name	Type	Required	Description
`markdown`	string	yes	Markdown text to render
`theme`	string	no	CSS theme: 'light', 'dark', or 'github' (default: github)

Example response:

config.json

{"html":"<!DOCTYPE html><html><head><style>body{font-family:system-ui;max-width:800px;margin:auto}...</style></head><body><h1>Title</h1><p>Content</p></body></html>","theme":"github","inputLength":25,"outputLength":1240}

When to use: generating styled documentation pages, creating email-ready HTML from markdown, building preview renders, and producing embeddable content blocks.

Not for: raw HTML conversion (no CSS) (use text_convert_markdown_to_html), PDF generation (use document_generate_pdf).

Example agent prompts

"Convert Markdown to a fully styled HTML document with embedded CSS"

Payment

Protocol: x402 -- HTTP-native pay-per-call, no signup, no API key
Network: Base L2 (eip155:8453)
Asset: USDC
Facilitator: Coinbase CDP (primary), PayAI (fallback)
Also reachable via ATXP (OAuth-wrapped x402, RFC 9728 protected-resource metadata)

Part of klymax402

100 x402 micropayment APIs for AI agents -- one wallet, USDC on Base, zero signup.

Catalog: https://klymax402.com/llms.txt
Full API reference: https://klymax402.com/llms-full.txt
Live stats: https://klymax402.com/stats

License

MIT

Frequently Asked Questions about Markdown Renderer API

Add the following block to your claude_desktop_config.json under mcpServers: "mcpServers": { "markdown-renderer-api": { "command": "npx", "args": ["-y", "Markdown Renderer API"] } }