Historical ST-IM forward return distribution series for a symbol

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0xAEeb8EaBdC05532a26123045f99D208EB1cC00ab",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "7500",
    "maxTimeoutSeconds": 300
  }
]

{
  "bazaar": {
    "info": {
      "category": "stim",
      "description": "Historical ST-IM forward return distribution series for a symbol. Use /v1/meta/stim for ST-IM provenance, base-period context, and interpretation limits.",
      "family": "stim",
      "inference_contract": "/v1/meta/inference",
      "input": {
        "method": "GET",
        "queryParams": {
          "limit": 52,
          "symbol_exchange": "IBM-N"
        },
        "type": "http"
      },
      "metadataUrl": "https://api.stocktrends.com/v1/ai/context",
      "output": {
        "example": {
          "request_id": "req_demo"
        },
        "format": "application/json",
        "type": "json"
      },
      "pricing_catalog": "https://api.stocktrends.com/v1/pricing/catalog",
      "provider": {
        "future_causal_ai_compatible": true,
        "not_final_intelligence_layer": true,
        "provider_id": "stim",
        "provider_name": "Stock Trends Inference Model",
        "provider_profile_endpoint": "/v1/meta/stim",
        "provider_role": "current_baseline_inference_provider"
      },
      "role": "probabilistic_forward_inference",
      "schemaUrl": "https://api.stocktrends.com/v1/ai/tools",
      "title": "STIM History",
      "tools_manifest": "https://api.stocktrends.com/v1/ai/tools"
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "additionalProperties": true,
      "properties": {
        "category": {
          "type": "string"
        },
        "description": {
          "type": "string"
        },
        "family": {
          "type": "string"
        },
        "input": {
          "additionalProperties": false,
          "properties": {
            "method": {
              "enum": [
                "GET"
              ],
              "type": "string"
            },
            "queryParams": {
              "additionalProperties": false,
              "properties": {
                "end": {
                  "format": "date",
                  "type": "string"
                },
                "exchange": {
                  "enum": [
                    "N",
                    "Q",
                    "A",
                    "B",
                    "T",
                    "I"
                  ],
                  "type": "string"
                },
                "include_gaps": {
                  "default": false,
                  "type": "boolean"
                },
                "limit": {
                  "default": 260,
                  "maximum": 2600,
                  "minimum": 1,
                  "type": "integer"
                },
                "start": {
                  "format": "date",
                  "type": "string"
                },
                "symbol": {
                  "type": "string"
                },
                "symbol_exchange": {
                  "pattern": "^[A-Z0-9.]+-[A-Z]$",
                  "type": "string"
                }
              },
              "required": [
                "symbol_exchange"
              ],
              "type": "object"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method"
          ],
          "type": "object"
        },
        "metadataUrl": {
          "type": "string"
        },
        "output": {
          "additionalProperties": true,
          "description": "Historical ST-IM distributions across 4, 13, and 40 week horizons.",
          "properties": {
            "example": {},
            "format": {
              "type": "string"
            },
            "type": {
              "const": "json",
              "type": "string"
            }
          },
          "required": [
            "type"
          ],
          "type": "object"
        },
        "pricing_catalog": {
          "type": "string"
        },
        "schemaUrl": {
          "type": "string"
        },
        "title": {
          "type": "string"
        },
        "tools_manifest": {
          "type": "string"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

curl "https://api.stocktrends.com/v1/stim/history"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://api.stocktrends.com/v1/stim/history");
if (res.status === 402) {
  const { accepts } = await res.json();
  // pay one of accepts[] via an x402 client, then retry with the payment header
}

import httpx
res = httpx.get("https://api.stocktrends.com/v1/stim/history")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header