{
  "x402Version": 2,
  "id": 40015,
  "slug": "40015",
  "resource": "https://api.seerium.xyz/v1/pulse/catalysts",
  "description": "News prediction market catalyst API for agents. Ranks prediction market signals by freshness, confidence, urgency, liquidity, and probability context.",
  "type": "http",
  "resourceType": "Agent Service",
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      "network": "eip155:8453",
      "payTo": "0x81832eEDe3a4ad96CB3D7cA09977636D912fd3D5",
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      "amountUsd": 0.1,
      "maxTimeoutSeconds": 300
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  "outputSchema": {
    "properties": {
      "example": {
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      "type": {
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    },
    "required": [
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    ],
    "type": "object"
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          "method": "GET",
          "queryParams": {
            "limit": 3
          },
          "type": "http"
        },
        "output": {
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            "data": {
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                {
                  "catalystScore": 84.2,
                  "freshnessMinutes": 4.5,
                  "id": "pulse:headline_1",
                  "impact": {
                    "confidence": 0.88,
                    "hoursToClose": 61.5,
                    "liquidity": 390000,
                    "marketSlug": "will-btc-close-above-110k-this-week",
                    "matchedTokens": [
                      "BTC",
                      "bitcoin"
                    ],
                    "probabilityMidpoint": 0.48,
                    "question": "Will BTC close above $110k this week?",
                    "score": 0.92,
                    "source": "polymarket",
                    "spread": 0.02,
                    "urgency": "soon",
                    "url": "https://polymarket.com/event/will-btc-close-above-110k-this-week",
                    "volume24h": 1200000,
                    "yesAsk": 0.49,
                    "yesBid": 0.47
                  },
                  "news": {
                    "headline": "Bitcoin volatility rises ahead of CPI print",
                    "id": "headline_1",
                    "provider": "coindesk",
                    "publishedAt": "2026-03-25T11:58:00.000Z",
                    "status": "fresh",
                    "summary": "Macro-sensitive crypto headlines from cached pulse sources.",
                    "tags": [
                      "news",
                      "crypto"
                    ],
                    "tickers": [
                      "BTC"
                    ]
                  },
                  "reasons": [
                    "matchedTokens=BTC,bitcoin",
                    "linkConfidence=0.88",
                    "urgency=soon"
                  ]
                }
              ],
              "criteria": {
                "limit": 3,
                "minConfidence": null,
                "source": null,
                "tickers": []
              },
              "returned": 1,
              "totalLinkedItems": 10
            },
            "meta": {
              "freshnessMs": 30000,
              "generatedAt": "2026-03-25T12:00:00.000Z",
              "requestId": "req_example_123",
              "updatedAt": "2026-03-25T11:59:30.000Z"
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                  "price": "$0.1000",
                  "scheme": "exact"
                }
              ],
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              "method": "GET",
              "name": "Prediction Market Catalyst Signals",
              "networks": [
                "eip155:8453",
                "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
              ],
              "path": "/v1/pulse/catalysts",
              "price": "$0.1000"
            },
            "service": "seerium-x402-api"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
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            "properties": {
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                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "queryParams": {
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                    "description": "Optional maximum news catalyst to prediction-market links to return.",
                    "minimum": 1,
                    "type": "number"
                  },
                  "minConfidence": {
                    "description": "Optional minimum catalyst link confidence.",
                    "minimum": 0,
                    "type": "number"
                  },
                  "source": {
                    "description": "Optional news provider or prediction-market source filter.",
                    "type": "string"
                  },
                  "tickers": {
                    "description": "Optional comma-separated crypto tickers such as BTC,ETH,SOL.",
                    "type": "string"
                  }
                },
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
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            },
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              "method"
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            },
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            "type": "object"
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        },
        "required": [
          "input"
        ],
        "type": "object"
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    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "api.seerium.xyz",
  "lastUpdated": "2026-10-08T06:09:34.563Z",
  "quality": {
    "calls30d": 2,
    "uniquePayers30d": 2,
    "lastCalledAt": "2026-10-08T06:09:34.43Z"
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  "metadata": {
    "extensions": {
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            "queryParams": {
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            "type": "http"
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                    "catalystScore": 84.2,
                    "freshnessMinutes": 4.5,
                    "id": "pulse:headline_1",
                    "impact": {
                      "confidence": 0.88,
                      "hoursToClose": 61.5,
                      "liquidity": 390000,
                      "marketSlug": "will-btc-close-above-110k-this-week",
                      "matchedTokens": [
                        "BTC",
                        "bitcoin"
                      ],
                      "probabilityMidpoint": 0.48,
                      "question": "Will BTC close above $110k this week?",
                      "score": 0.92,
                      "source": "polymarket",
                      "spread": 0.02,
                      "urgency": "soon",
                      "url": "https://polymarket.com/event/will-btc-close-above-110k-this-week",
                      "volume24h": 1200000,
                      "yesAsk": 0.49,
                      "yesBid": 0.47
                    },
                    "news": {
                      "headline": "Bitcoin volatility rises ahead of CPI print",
                      "id": "headline_1",
                      "provider": "coindesk",
                      "publishedAt": "2026-03-25T11:58:00.000Z",
                      "status": "fresh",
                      "summary": "Macro-sensitive crypto headlines from cached pulse sources.",
                      "tags": [
                        "news",
                        "crypto"
                      ],
                      "tickers": [
                        "BTC"
                      ]
                    },
                    "reasons": [
                      "matchedTokens=BTC,bitcoin",
                      "linkConfidence=0.88",
                      "urgency=soon"
                    ]
                  }
                ],
                "criteria": {
                  "limit": 3,
                  "minConfidence": null,
                  "source": null,
                  "tickers": []
                },
                "returned": 1,
                "totalLinkedItems": 10
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                "freshnessMs": 30000,
                "generatedAt": "2026-03-25T12:00:00.000Z",
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                    "scheme": "exact"
                  }
                ],
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                "method": "GET",
                "name": "Prediction Market Catalyst Signals",
                "networks": [
                  "eip155:8453",
                  "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
                ],
                "path": "/v1/pulse/catalysts",
                "price": "$0.1000"
              },
              "service": "seerium-x402-api"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
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              "properties": {
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                  "type": "string"
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                "queryParams": {
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                      "description": "Optional maximum news catalyst to prediction-market links to return.",
                      "minimum": 1,
                      "type": "number"
                    },
                    "minConfidence": {
                      "description": "Optional minimum catalyst link confidence.",
                      "minimum": 0,
                      "type": "number"
                    },
                    "source": {
                      "description": "Optional news provider or prediction-market source filter.",
                      "type": "string"
                    },
                    "tickers": {
                      "description": "Optional comma-separated crypto tickers such as BTC,ETH,SOL.",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
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                "method"
              ],
              "type": "object"
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            "output": {
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                "example": {
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  "liveness": {
    "reliability": null
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  "verified": false,
  "featured": false,
  "provider": {
    "host": "api.seerium.xyz",
    "manifest_name": "api.seerium.xyz",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-10-14T01:15:01.050Z"
  },
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}