Otto AI

Real-time crypto market news with sentiment analysis and top headlines ranked by importance.

Resource: x402.ottoai.services/crypto-news

Network: eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 · Pay to: 0x0E84dDEdAaE6A779c462C22a59F301EC31B6b808

Payment methods: permit2 · Last validation: 2026-09-14 09:13:03.916+00

{
  "input": {
    "type": "object",
    "required": [
      "type",
      "method"
    ],
    "properties": {
      "type": {
        "type": "string",
        "const": "http"
      },
      "method": {
        "enum": [
          "GET"
        ],
        "type": "string"
      },
      "queryParams": {
        "type": "object",
        "properties": {}
      }
    },
    "additionalProperties": false
  },
  "output": {
    "type": "object",
    "required": [
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    "properties": {
      "type": {
        "type": "string"
      },
      "example": {
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        "required": [
          "status",
          "data",
          "meta"
        ],
        "properties": {
          "data": {
            "type": "object",
            "required": [
              "report",
              "headlines"
            ],
            "properties": {
              "report": {
                "type": "string"
              },
              "headlines": {
                "type": "array",
                "items": {
                  "type": "object",
                  "required": [
                    "rank",
                    "title",
                    "whyItMatters",
                    "url",
                    "publishedAt",
                    "source",
                    "match"
                  ],
                  "properties": {
                    "url": {
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "rank": {
                      "type": "number"
                    },
                    "match": {
                      "enum": [
                        "exact",
                        null
                      ],
                      "type": [
                        "string",
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                      ]
                    },
                    "title": {
                      "type": "string"
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                    "source": {
                      "type": [
                        "string",
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                    "publishedAt": {
                      "type": [
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                      ]
                    },
                    "sourceTitle": {
                      "type": "string"
                    },
                    "whyItMatters": {
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "description": "Ranked story. url/publishedAt/source are null when no source article matched by exact title — never a guessed link. match: exact|null. sourceTitle appears only when the publisher worded it differently."
                }
              }
            },
            "description": "News report object on success, error string on failure"
          },
          "meta": {
            "type": "object",
            "required": [
              "generatedAt",
              "degraded",
              "sourceHealth"
            ],
            "properties": {
              "dataAsOf": {
                "type": [
                  "string",
                  "null"
                ],
                "description": "Vintage of the observations, as upstream declared it."
              },
              "degraded": {
                "type": "boolean"
              },
              "freshness": {
                "enum": [
                  "fresh",
                  "stale",
                  null
                ],
                "type": [
                  "string",
                  "null"
                ],
                "description": "'stale' means past this route's advertised cadence — still served, never withheld."
              },
              "generatedAt": {
                "type": "string"
              },
              "sourceHealth": {
                "type": "object"
              },
              "stalenessSec": {
                "type": [
                  "number",
                  "null"
                ]
              }
            },
            "description": "Freshness. generatedAt = when we built this response. stalenessSec = age of our cached snapshot, absent on live pass-throughs. dataAsOf = vintage of the observations. degraded = an older good version was served."
          },
          "status": {
            "enum": [
              "success",
              "failed"
            ],
            "type": "string"
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        }
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  "paymentRequirements": [
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        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
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        "amount": "1000",
        "scheme": "exact",
        "network": "eip155:8453",
        "maxTimeoutSeconds": 300
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    },
    {
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        "extra": {
          "name": "USD Coin",
          "version": "2",
          "assetTransferMethod": "permit2"
        },
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        "scheme": "exact",
        "network": "eip155:8453",
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      },
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    },
    {
      "raw": {
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        "extra": {
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        },
        "payTo": "6XcSfqJHr9vNW2vbiRaMqUYVm7shDgLepca54wUTDPN5",
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      "amountAtomic": "1000"
    }
  ]
}

Source catalog records are retained separately from live endpoint observations. Sonar score, uptime, and latency are advisory metrics. CDP indexing is not inferred from validation.