Code block

Create a syntax-highlighted code block from a snippet of source code.

Updated 16 Sep 20261 min read

Send "type": "code_block".

Create a syntax-highlighted code block from a snippet of source code.

Also available as the MCP tool render_codeblock. The same payload works through either surface.

Fields

data

codestringrequired

Raw source code. Preserve newlines and indentation exactly.

languagestring

Programming language, lowercase (e.g. "javascript", "python", "sql", "bash")

titlestring

Short title for the code block title bar (e.g. "Bubble Sort")

{
  "type": "code_block",
  "data": {
    "code": "string",
    "language": "string",
    "title": "Q4 Launch Planning"
  }
}

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