# agentutility — paid x402 endpoints for autonomous agents

> agentutility — paid x402 endpoints for autonomous agents is a paid API for AI agents from x402.agentutility.ai, paid per call via x402, $0.05/call, status unknown (last checked 2026-09-16).

## Facts

- Endpoint: POST https://x402.agentutility.ai/satellite-change
- Price: $0.05/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-16
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/satellite-change-0283eec8
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_EWCpLAe6aXUv4Cqs9f5RR

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability satellite-change-0283eec8 -d '<json body>'
```

## How this service works

Paid x402 endpoints organized into product clusters. USDC-settled on Base. MCP-callable. ERC-8004 identity registry agentId 47167.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "$schema": "https://json-schema.org/draft/2020-12/schema",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method",
    "bodyType",
    "body"
   ],
   "properties": {
    "body": {
     "required": [
      "bbox",
      "date_a",
      "date_b"
     ],
     "properties": {
      "bbox": {
       "type": "array",
       "description": "[west, south, east, north] in WGS84 lon/lat. west<east, south<north, area ≤ 4 sq-deg."
      },
      "size": {
       "type": "number",
       "description": "Output image LONG-side length in pixels. 64-2500. Default 512. Short side scales by aspect."
      },
      "date_a": {
       "type": "string",
       "description": "Anchor date for the BEFORE composite, YYYY-MM-DD. Must be earlier than date_b."
      },
      "date_b": {
       "type": "string",
       "description": "Anchor date for the AFTER composite, YYYY-MM-DD."
      },
      "window_days": {
       "type": "number",
       "description": "Days prior to each anchor used to build the cloud-free composite. 7-90. Default 30."
      },
      "max_cloud_coverage": {
       "type": "number",
       "description": "Per-scene max cloud cover percentage. 0-100. Default 30."
      }
     }
    },
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "POST"
     ],
     "type": "string"
    },
    "bodyType": {
     "enum": [
      "json",
      "form-data",
      "text"
     ],
     "type": "string"
    }
   },
   "additionalProperties": false
  },
  "output": {
   "type": "object",
   "required": [
    "type"
   ],
   "properties": {
    "type": {
     "type": "string"
    },
    "example": {
     "type": "object",
     "properties": {
      "bbox": {
       "type": "array",
       "items": {
        "type": "number"
       }
      },
      "size": {
       "type": "object",
       "properties": {
        "width": {
         "type": "integer"
        },
        "height": {
         "type": "integer"
        }
       }
      },
      "after": {
       "type": "object",
       "properties": {
        "bytes": {
         "type": "integer"
        },
        "time_range": {
         "type": "object",
         "properties": {
          "to": {
           "type": "string"
          },
          "from": {
           "type": "string"
          }
         }
        },
        "anchor_date": {
         "type": "string"
        },
        "data_
… (truncated)
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "bbox": [
   -118.3,
   34.05,
   -118.2,
   34.13
  ],
  "size": {
   "width": 1024,
   "height": 819
  },
  "after": {
   "bytes": 408127,
   "time_range": {
    "to": "2026-05-15",
    "from": "2026-04-15"
   },
   "anchor_date": "2026-05-15",
   "data_base64": "iVBORw0KGgoAAA..."
  },
  "before": {
   "bytes": 412904,
   "time_range": {
    "to": "2025-05-15",
    "from": "2025-04-15"
   },
   "anchor_date": "2025-05-15",
   "data_base64": "iVBORw0KGgoAAA..."
  },
  "format": "png",
  "source": "cdse-sentinel-2-l2a",
  "license": "Copernicus open data (CC BY-SA 3.0 IGO)",
  "attribution": "Contains modified Copernicus Sentinel data [2026] / processed by x402-deployer via Sentinel Hub.",
  "window_days": 30,
  "content_type": "image/png",
  "max_cloud_coverage": 30
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/satellite-change-0283eec8/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from x402.agentutility.ai](https://www.zero.xyz/host/x402.agentutility.ai/llms.txt)