CSV to HTML Table
Open CSV to HTML Table on Happytails.ai. This view has the same page content and links, with explicit tool capabilities. Read the processing notes before using a tool.
Tool capabilities
{
"id": "csv-to-html",
"category": "data-tools",
"built": true,
"requirements": "Escape cell content; header/alignment options and semantic table output.",
"implementation": {
"fields": [
{
"key": "delimiter",
"label": "CSV separator",
"value": ",",
"type": "select",
"values": [
",",
";",
"\t"
]
}
],
"experience": {
"automatic": true,
"single": false,
"inputMaxLength": 1000000,
"inputMode": "text",
"label": "CSV",
"placeholder": "name,score\nAda,98\nSam,92",
"help": "Include a header row. Quote cells that contain commas or new lines. Results update as you type. Up to 1,000,000 characters.",
"helpParts": [
"Include a header row. Quote cells that contain commas or new lines.",
"Results update as you type.",
"Up to 1,000,000 characters."
],
"action": null
},
"mode": "automatic",
"interactive": false
},
"execution": "POST /api/v1/tools/csv-to-html/run",
"api": {
"id": "csv-to-html",
"name": "CSV to HTML",
"category": "data-tools",
"description": "Convert CSV to HTML.",
"notes": "",
"human_path": "/en/data-tools/csv-to-html/",
"method": "POST",
"endpoint": "/api/v1/tools/csv-to-html/run",
"schema_url": "/api/v1/tools/csv-to-html",
"input_schema": {
"type": "object",
"additionalProperties": false,
"properties": {
"input": {
"type": "string",
"maxLength": 1000000,
"default": "",
"description": "Plain text input. File tools use files instead unless otherwise documented."
},
"options": {
"type": "object",
"additionalProperties": false,
"properties": {
"delimiter": {
"type": "string",
"description": "CSV separator",
"default": ",",
"enum": [
",",
";",
"\t"
]
}
}
}
}
},
"output_schema": {
"type": "object",
"required": [
"tool",
"result"
],
"properties": {
"tool": {
"type": "string"
},
"result": {
"type": "object",
"required": [
"text",
"files"
],
"properties": {
"text": {
"type": [
"string",
"null"
]
},
"data": {
"description": "Parsed JSON when the textual result is JSON."
},
"name": {
"type": "string"
},
"mime": {
"type": "string"
},
"files": {
"type": "array",
"items": {
"type": "object",
"required": [
"name",
"mime",
"bytes",
"base64"
],
"properties": {
"name": {
"type": "string"
},
"mime": {
"type": "string"
},
"bytes": {
"type": "integer"
},
"base64": {
"type": "string",
"contentEncoding": "base64"
}
}
}
}
}
}
}
},
"processing": "Server; same transformation code as browser tools",
"limits": {
"request_bytes": 8388608,
"input_characters": 1000000,
"files_bytes": 5242880,
"max_files": 0,
"timeout_seconds": 12
}
},
"agent_processing": "Server; same transformation code as browser tools",
"browser_agent": {
"supported": true,
"name": "run_current_tool",
"discovery": "WebMCP on the human page in a supporting browser",
"verification": "See audit/API-AUDIT.md; availability is not verification"
}
}Page guide
Put your CSV data into an HTML table.
How to use CSV to HTML
- Enter csv in the input field.
- The result updates as you type. Adjust the available settings if needed.
- Review the result, then use Copy result or a download link when available.
Useful next steps
What to expect
Convert CSV to HTML. Paste the source content and review the available settings. Inspect nested values, numbers, empty cells, and column names before reusing the result.