ToolAssay

Best Markets to Watch ($0.02/call)

Best Markets to Watch ($0.02/call): The best Polymarket prediction markets to watch right now, ranked by a composite watch-score (24h volume, liquidity, competitiveness, momentum, time-to-resolution). Filter by tag. Returns implied probability, volume, liquidity, spread and a plain-English reason for each. Live data, no account needed.

Answeringour last check, 2026-09-24
1 of 1checks answered this week
21 msmedian answer time
$0.02listed price per call
$0.02price it asked us

Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.

Endpoint

GET https://x402.botsmith.dev/polymarket/markets

CategoryMarket data
Provider hostx402.botsmith.dev
Networkseip155:196, eip155:8453
Payment schemesexact
Self-reported calls, 30 days3 from 3 payers (the provider's figure, not ours)

Our checks, last 30 days

DayResultHTTPAskedTime
2026-09-24 valid payment request 402$0.02 21 ms

Example input (from the provider)

{
  "method": "GET",
  "queryParams": {
    "limit": 5,
    "sort": "watch"
  },
  "type": "http"
}

Promised output schema (from the provider)

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
            "GET"
          ],
          "type": "string"
        },
        "queryParams": {
          "additionalProperties": false,
          "properties": {
            "limit": {
              "default": 10,
              "description": "How many markets to return",
              "maximum": 25,
              "minimum": 1,
              "type": "integer"
            },
            "sort": {
              "default": "watch",
              "description": "Ranking: 'watch' = composite watch-score (default), or raw volume/liquidity",
              "enum": [
                "watch",
                "volume",
                "liquidity"
              ],
              "type": "string"
            },
            "tag": {
              "description": "Filter by a Polymarket tag slug, e.g. 'politics', 'crypto', 'sports'",
              "type": "string"
            }
          },
          "required": [
            "limit",
            "sort"
          ],
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "additionalProperties": false,
          "properties": {
            "count": {
              "maximum": 9007199254740991,
              "minimum": -9007199254740991,
              "type": "integer"
            },
            "markets": {
              "items": {
                "additionalProperties": false,
                "properties": {
                  "daysToResolution": {
                    "anyOf": [
                      {
                        "type": "number"
                      },
                      {
                        "type": "null"
                      }
                    ]
                  },
                  "liquidity": {
                    "anyOf": [
                      {
                        "type": "number"
                      },
                      {
                        "type": "null"
                      }
                    ]
                  },
                  "priceChange24h": {
                    "anyOf": [
                      {
                        "type": "number"
                      },
                      {
                        "type": "null"
                      }
                    ]
                  },
                  "question": {
                    "type": "string"
                  },
                  "slug": {
                    "type": "string"
                  },
                  "spread": {
                    "anyOf": [
                      {
                        "type": "number"
                      },
                      {
                        "type": "null"
                      }
                    ]
                  },
                  "url": {
                    "type": "string"
                  },
                  "volume24hr": {
                    "anyOf": [
                      {
                        "type": "number"
                      },
                      {
                        "type": "null"
                      }
                    ]
                  },
                  "watchScore": {
                    "description": "0-100 composite: activity, depth, competitiveness, momentum, timing",
                    "type": "number"
                  },
                  "why": {
                    "description": "Short human-readable reason this market ranks",
                    "type": "string"
                  },
                  "yesPrice": {
                    "anyOf": [
                      {
                        "type": "number"
                      },
                      {
                        "type": "null"
                      }
                    ],
                    "description": "Implied probability of the first outcome (0-1)"
                  }
                },
                "required": [
                  "question",
                  "slug",
                  "url",
                  "yesPrice",
                  "volume24hr",
                  "liquidity",
                  "spread",
                  "priceChange24h",
                  "daysToResolution",
                  "watchScore",
                  "why"
                ],
                "type": "object"
              },
              "type": "array"
            },
            "sort": {
              "type": "string"
            }
          },
          "required": [
            "count",
            "sort",
            "markets"
          ],
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}

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