Index onlineMerchant portal
Api Endpoint

Chart Generator PNG

Render a chart to PNG from JSON: bar, line, pie, doughnut, scatter, radar, polarArea or bubble. Pass a full Chart.js config (config) or the shortcut type + labels + datasets [{label, data}] + title. Rendered with Chart.js in headless Chromium, no external requests. Params: config or type/labels/datasets, title, width and height (100 to 2000 px, default 800x500), background (CSS color, default white). Returns image_base64 (PNG).

Open interactive test console

Offering

Provider
agentsvc.io
Method
POST
Offering type
Api Endpoint
Transport type
http
Category
Creative
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://agentsvc.io/api/v1/proxy/chart-render
MIME type
application/json
First seen
2026-10-16T01:50:32.458Z
Last seen
Tags
chart-generation, chart, graph, visualization, png

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.009 USDC
Atomic price: 9000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.009 USDC
Atomic price: 9000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Payment option 3
0.009 USDC
Atomic price: 9000 · Network: eip155:137 · Asset: USDC · Scheme: exact
Payment option 4
0.009 USDC
Atomic price: 9000 · Network: eip155:42161 · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "9000",
    "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "9000",
    "payTo": "5JzPS5qpEwUM1vTC9GG7uqvwJdHzbEwfoPHf2Ki977tg"
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "9000",
    "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27"
  },
  {
    "scheme": "exact",
    "network": "eip155:42161",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "amount": "9000",
    "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27"
  }
]

Observed health

Status
Healthy
Latest latency
312 ms
Average latency
772 ms
HTTP status
204
Last checked
Reachability
100% over 13 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "POST",
        "PUT",
        "PATCH"
      ]
    },
    "bodyType": {
      "type": "string",
      "enum": [
        "json",
        "form-data",
        "text"
      ]
    },
    "body": {
      "properties": {
        "config": {
          "type": "object",
          "description": "Full Chart.js configuration {type, data, options}"
        },
        "type": {
          "type": "string",
          "enum": [
            "bar",
            "line",
            "pie",
            "doughnut",
            "scatter",
            "radar",
            "polarArea",
            "bubble"
          ]
        },
        "labels": {
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "datasets": {
          "type": "array",
          "items": {
            "type": "object",
            "properties": {
              "label": {
                "type": "string"
              },
              "data": {
                "type": "array"
              }
            }
          }
        },
        "title": {
          "type": "string"
        },
        "width": {
          "type": "integer",
          "minimum": 100,
          "maximum": 2000,
          "default": 800
        },
        "height": {
          "type": "integer",
          "minimum": 100,
          "maximum": 2000,
          "default": 500
        },
        "background": {
          "type": "string",
          "default": "white"
        }
      },
      "required": []
    }
  },
  "required": [
    "type",
    "method",
    "bodyType",
    "body"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string"
    },
    "example": {
      "type": "object",
      "required": [
        "success",
        "data"
      ],
      "properties": {
        "success": {
          "type": "boolean"
        },
        "data": {
          "type": "object",
          "properties": {
            "format": {
              "type": "string"
            },
            "mime_type": {
              "type": "string"
            },
            "width": {
              "type": "integer"
            },
            "height": {
              "type": "integer"
            },
            "size_bytes": {
              "type": "integer"
            },
            "image_base64": {
              "type": "string"
            },
            "chart_type": {
              "type": "string"
            }
          },
          "required": [
            "format",
            "width",
            "height",
            "image_base64"
          ]
        }
      }
    }
  },
  "required": [
    "type"
  ]
}