CleanChart

Connect Remote server

claude mcp add --transport http cleanchart https://www.cleanchart.app/api/mcp --header "Authorization: Bearer <YOUR_API_KEY>"

{
  "mcpServers": {
    "cleanchart": {
      "url": "https://www.cleanchart.app/api/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}

{
  "servers": {
    "cleanchart": {
      "type": "http",
      "url": "https://www.cleanchart.app/api/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}

Settings > Connectors > Add custom connector
URL: https://www.cleanchart.app/api/mcp

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools 7 found in our last check

• list_chart_types

  List all chart types CleanChart can render, each with its default config object. Use a default config as the starting point, override what you need (title, xColumn, yColumn, colors, ...), then call validate_chart_config before generate_chart.

• validate_chart_config

  Dry-run validation of a chart config for a given chart type. Returns valid:true or a list of human-readable problems to fix. Always call this before generate_chart — it is free and instant, while a failed render costs a rate-limited attempt.

• detect_data_issues

  Analyze tabular data for quality issues before charting: duplicates, missing values, whitespace, invalid tokens (N/A, -, ?), type mismatches, outliers, inconsistent date formats, and per-column inferred types. Returns a report whose findings map directly to apply_data_fixes opti…

• apply_data_fixes

  Clean tabular data with CleanChart's fix engine and get the cleaned rows back plus a change log. Options (all optional booleans unless noted): remove_duplicates, remove_empty_rows, remove_empty_columns, trim_whitespace, replace_invalid_values (turn N/A/-/? into null), nullify_mi…

• generate_chart

  Render a publication-ready chart from tabular data and return it as a PNG image. By default the image is only delivered inline and never stored — in chat UIs the user can save it straight from the conversation. If the user needs a downloadable file (e.g. your client cannot save…

• get_entitlements

  Show the caller's current CleanChart tier. Anonymous callers are free tier (watermarked, reduced resolution). With an API key (Authorization: Bearer cc_..., created in the CleanChart dashboard) this reflects the account's subscription or Deadline Pass.

• create_checkout

  Create a payment link the USER must open in their browser — never call this without the user explicitly asking to purchase. kind 'day_pass' (the Deadline Pass: 7 days of unlimited clean exports) or 'subscription' (Pro: monthly unlimited). Both are account-based: after payment Cl…

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