{
  "serviceId": "pretty-charts",
  "displayName": "Pretty Charts",
  "description": "Renders a chart from inline data (CSV, TSV, JSON or row values) and returns it as static SVG, or a complete HTML document, inside a JSON object. POST /v1/chart with either a full Vega-Lite v6 spec or the shorthand form (type, x, y, color, ranges, colors, theme). Every data mark carries a native tooltip, so nothing is scripted. Pay per request in USDC; no account, no API key.",
  "category": "documents",
  "resourceUrl": "https://test.agent.pocket.network/v1/pretty-charts",
  "priceUsd": "0.005000",
  "priceVersion": 1,
  "rails": [
    {
      "id": "base",
      "network": "eip155:84532",
      "chainId": 84532,
      "tokenAddress": "0x036CbD53842c5426634e7929541eC2318f3dCF7e",
      "tokenDecimals": 6,
      "payToAddress": "0xF732ea490c5766071785a2310523f7fA2CEbB829"
    }
  ],
  "protocols": [
    "rest"
  ],
  "inputSchema": {
    "type": "object",
    "description": "Exactly one of `spec` or `chart` is required. `data` is required with `chart` and optional with `spec` (a spec may carry inline data.values). Remote data URLs are refused; every input lives in the body.",
    "properties": {
      "data": {
        "type": "object",
        "description": "Inline data; exactly one of csv, tsv, json or values.",
        "properties": {
          "csv": {
            "type": "string",
            "description": "CSV text with a header row. Numbers and ISO dates are parsed."
          },
          "tsv": {
            "type": "string",
            "description": "Tab-separated text with a header row."
          },
          "json": {
            "type": "string",
            "description": "A JSON array of row objects, as a string."
          },
          "values": {
            "type": "array",
            "items": {
              "type": "object"
            },
            "description": "Row objects."
          }
        }
      },
      "spec": {
        "type": "object",
        "description": "A Vega-Lite v6 spec. Any `url` anywhere in it is refused."
      },
      "chart": {
        "type": "object",
        "description": "Shorthand that compiles to a single-view Vega-Lite spec. `type` is one of bar, line, area, point, scatter, circle, square, tick, rect, heatmap, arc, pie, donut, boxplot, errorbar, errorband, rule, text, trail; channels (x, y, color, size, shape, theta, ...) take a column name or a field definition; plus xRange, yRange, colors, colorScheme, stack, title, width, height, tooltip.",
        "required": [
          "type"
        ],
        "properties": {
          "type": {
            "type": "string"
          },
          "x": {},
          "y": {},
          "color": {},
          "title": {},
          "tooltip": {},
          "xRange": {
            "type": "array"
          },
          "yRange": {
            "type": "array"
          },
          "colors": {
            "type": "array",
            "items": {
              "type": "string"
            }
          },
          "width": {
            "type": "number"
          },
          "height": {
            "type": "number"
          }
        }
      },
      "options": {
        "type": "object",
        "description": "Render options.",
        "properties": {
          "format": {
            "type": "string",
            "enum": [
              "svg",
              "html"
            ],
            "default": "svg"
          },
          "tooltips": {
            "type": "boolean",
            "default": true
          },
          "theme": {
            "type": "string",
            "description": "A vega-themes preset",
            "e.g. dark.": null
          },
          "width": {
            "type": "number"
          },
          "height": {
            "type": "number"
          },
          "background": {
            "type": "string"
          },
          "title": {
            "type": "string"
          }
        }
      }
    }
  },
  "outputSchema": {
    "type": "object",
    "description": "For POST /v1/chart, the rendered chart as JSON: `service` (\"pretty-charts\"), `format` (svg or html), `content_type` (image/svg+xml or text/html), `width` and `height` in pixels, `rows` (inline data rows received), `marks` (data marks drawn), `tooltips`, `render_ms`, `warnings` (Vega and Vega-Lite warnings, if any) and `html` — the SVG element, or a complete HTML document for format html; always the last field. Errors return `{ error: { code, message, details? } }` with a code such as invalid_spec, too_many_rows or render_failed. The other routes (healthz, version, capabilities, openapi.json) return their own small JSON documents.",
    "examples": [
      {
        "service": "pretty-charts",
        "format": "svg",
        "content_type": "image/svg+xml",
        "width": 480,
        "height": 300,
        "rows": 2,
        "marks": 2,
        "tooltips": true,
        "render_ms": 41,
        "warnings": [],
        "html": "<svg xmlns=\"http://www.w3.org/2000/svg\" width=\"480\" height=\"300\" viewBox=\"0 0 480 300\">…</svg>"
      }
    ]
  },
  "methods": {
    "GET /healthz": "read",
    "GET /v1/capabilities": "read",
    "GET /v1/openapi.json": "read",
    "GET /v1/version": "read",
    "POST /v1/chart": "read"
  },
  "firstParty": true,
  "networks": [
    "eip155:84532"
  ],
  "serving": true,
  "page": "https://test.agent.pocket.network/services/pretty-charts",
  "descriptor": "https://test.agent.pocket.network/services/pretty-charts/descriptor.json"
}