Api Endpoint

api.messari.io

Get a paginated crypto news feed with per-asset sentiment signals.

Open interactive test console

Offering

Provider: api.messari.io
Method: GET
Offering type: Api Endpoint
Transport type: http
Category: Financial Analysis
Delivery: Not provided
Pricing model: Not provided
x402 version: 2

Endpoint context

URL: https://api.messari.io/news/v1/news/feed
MIME type: application/json
First seen: 2026-10-16T01:50:03.310Z
Last seen: 2026-11-02T04:42:05.744Z
Tags: X402, agentic-markets, Crypto, market-data, Data, Funding, News, Research

Website Documentation OpenAPI

Payment pricing

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

Payment option 1: 0.55 USDC
Atomic price: 550000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2: 0.55 USDC
Atomic price: 550000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Payment option 3: 550000 atomic units
Atomic price: 550000 · Network: eip155:196 · Asset: 0x779Ded0c9e1022225f8E0630b35a9b54bE713736 · Scheme: exact

Raw x402 terms

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "550000",
    "payTo": "0x75Ddd3c42eAce13c59EA0CD1141B886A1c70D2A5"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "550000",
    "payTo": "jPt2dffmPi7WEtV8J6UFHJQaatEJVyuSFmz5b4DHFG8"
  },
  {
    "scheme": "exact",
    "network": "eip155:196",
    "asset": "0x779Ded0c9e1022225f8E0630b35a9b54bE713736",
    "amount": "550000",
    "payTo": "0xda60f4d061fc9acf3b107123f0bf44c293b328d0"
  }
]

Observed health

Status: Healthy
Latest latency: 1122 ms
Average latency: 309 ms
HTTP status: 402
Last checked: 2026-11-02T04:42:05.737Z
Reachability: 100% over 14 checks

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

Input schema

{
  "type": "http",
  "method": "GET",
  "queryParams": {
    "type": "object",
    "required": [
      "sourceTypes",
      "sourceIds",
      "assetIds",
      "limit",
      "page"
    ],
    "properties": {
      "page": {
        "type": "integer",
        "format": "int64",
        "description": "Page number"
      },
      "sort": {
        "enum": [
          1,
          2
        ],
        "type": "integer",
        "format": "int64",
        "description": "Sort by publish time in ascending or descending order. 2 DESC by default."
      },
      "limit": {
        "type": "integer",
        "format": "int64",
        "description": "Number of results per page"
      },
      "assetIds": {
        "type": "array",
        "items": {
          "type": "string"
        },
        "description": "List of asset IDs (UUIDs) or slugs to filter by. If provided, the results will be filtered by these assets."
      },
      "sourceIds": {
        "type": "array",
        "items": {
          "type": "string"
        },
        "description": "List of source IDs to filter by. If provided, the results will be filtered by these source IDs."
      },
      "sourceTypes": {
        "type": "array",
        "items": {
          "type": "string"
        },
        "description": "List of source types to filter by. If provided, the results will be filtered by these source types: Blog,Forum,Govbot,News"
      },
      "publishedAfter": {
        "$ref": "#/components/schemas/FlexibleDate",
        "description": "Unix epoch milliseconds (int64) OR RFC 3339 date string (e.g., '2023-12-25T10:30:00Z')."
      },
      "publishedBefore": {
        "$ref": "#/components/schemas/FlexibleDate",
        "description": "Unix epoch milliseconds (int64) OR RFC 3339 date string (e.g., '2023-12-25T10:30:00Z'). If publishedBefore is provided, publishedAfter must be greater."
      }
    }
  }
}

Output schema

{
  "type": "object",
  "required": [
    "data"
  ],
  "properties": {
    "data": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "assets",
          "publishTime",
          "publishTimeMillis",
          "sentiment",
          "source",
          "title",
          "url"
        ],
        "properties": {
          "url": {
            "type": "string"
          },
          "title": {
            "type": "string"
          },
          "assets": {
            "type": "array",
            "items": {
              "type": "object",
              "required": [
                "id",
                "name",
                "slug",
                "symbol"
              ],
              "properties": {
                "id": {
                  "type": "string"
                },
                "name": {
                  "type": "string"
                },
                "slug": {
                  "type": "string"
                },
                "symbol": {
                  "type": "string"
                }
              }
            }
          },
          "source": {
            "type": "object",
            "required": [
              "id",
              "sourceName",
              "sourceType"
            ],
            "properties": {
              "id": {
                "type": "string"
              },
              "sourceName": {
                "type": "string"
              },
              "sourceType": {
                "enum": [
                  "News",
                  "Forum",
                  "Blog",
                  "Govbot"
                ],
                "type": "string"
              }
            }
          },
          "category": {
            "type": "string"
          },
          "sentiment": {
            "type": "array",
            "items": {
              "type": "object",
              "required": [
                "id",
                "name",
                "sentiment",
                "slug",
                "symbol"
              ],
              "properties": {
                "id": {
                  "type": "string"
                },
                "name": {
                  "type": "string"
                },
                "slug": {
                  "type": "string"
                },
                "symbol": {
                  "type": "string"
                },
                "sentiment": {
                  "type": "number",
                  "format": "double"
                }
              }
            }
          },
          "description": {
            "type": "string"
          },
          "publishTime": {
            "type": "string"
          },
          "subcategory": {
            "type": "string"
          },
          "publishTimeMillis": {
            "type": "integer",
            "format": "int64"
          }
        }
      }
    },
    "error": {
      "type": "string"
    },
    "metadata": {
      "type": "object",
      "required": [
        "limit",
        "page",
        "totalPages",
        "totalRows"
      ],
      "properties": {
        "page": {
          "type": "integer",
          "format": "int64"
        },
        "limit": {
          "type": "integer",
          "format": "int64"
        },
        "totalRows": {
          "type": "integer",
          "format": "int64"
        },
        "totalPages": {
          "type": "integer",
          "format": "int64"
        }
      }
    }
  }
}