changelog-state-api.replit.app

Payment pricing

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

Payment option 1

0.01 USDC
Atomic price: 10000 · Network: eip155:8453 · Asset: USDC · Scheme: exact

Payment option 2

0.01 USDC
Atomic price: 10000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "10000",
    "payTo": "0xb23c3825de4ca8a479183092ae8d1d58d2736fc9"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "10000",
    "payTo": "6UNbfD8mgSqgFDxxwE29LfgKrBqrZBt4R4L4Resh4yct"
  }
]

Observed health

Status

Healthy

Latest latency

1238 ms

Average latency

752 ms

HTTP status

402

Last checked

2026-11-02T13:09:05.352Z

Reachability

100% over 11 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": [
        "GET"
      ]
    },
    "pathParams": {
      "type": "object",
      "properties": {
        "slug": {
          "type": "string",
          "minLength": 1,
          "maxLength": 64,
          "pattern": "^[a-z0-9][a-z0-9-]*$",
          "example": "openai",
          "description": "Vendor slug, lowercase alphanumeric with dashes. Take one from GET /api/monitors and substitute it into the path: `{slug}` is a placeholder that names no vendor and never returns data. Worked example: GET /api/monitors/openai."
        }
      },
      "required": [
        "slug"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "limit": {
          "type": "integer",
          "minimum": 1,
          "maximum": 200,
          "default": 50,
          "description": "Maximum number of change rows to return."
        },
        "since": {
          "type": "string",
          "format": "date-time",
          "description": "Only return changes detected at or after this instant."
        },
        "type": {
          "type": "string",
          "enum": [
            "new_release",
            "version_changed",
            "date_changed",
            "title_changed",
            "breaking_signal"
          ],
          "description": "Restrict to a single change type."
        }
      }
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "object",
  "description": "Detected changelog update history (paid)",
  "properties": {
    "type": {
      "type": "string",
      "enum": [
        "json"
      ]
    },
    "example": {
      "type": "object"
    }
  },
  "required": [
    "type"
  ]
}