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mirrored listing x402 eip155:8453

The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain

The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. A current-pace projection of the reserve's exit fee assuming no further withdrawals, day by day until it reaches the minimum rate. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.

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20000 (raw units)
price
14
calls / 30d
14
unique payers
2026-09-18
updated

Provider

api.onesource.io · discovered, not yet claimed by its owner

Payment (x402 accepts[])

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0x52E29e0d2Aa49bfBfC548C0A9F2196F4aa51f3ea",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "20000",
    "maxTimeoutSeconds": 3600
  }
]

Output schema

{
  "bazaar": {
    "info": {
      "input": {
        "method": "GET",
        "queryParams": {},
        "type": "http"
      },
      "output": {
        "example": {
          "as_of_block": 63824000,
          "assumptions": [
            "assumes no further Withdrawn events occur after the newest tsr.withdrawn_daily row"
          ],
          "chain_id": 4663,
          "days_until_min_fee": 1,
          "fee_rate_now_wad": "20084525840868683",
          "forecast": [
            {
              "day_offset": 0,
              "fee_rate_wad": "20084525840868683",
              "pressure": "0.001060700000000000",
              "withdrawn_7d_raw": "12072042428449388969743"
            }
          ],
          "formula_version": "mainnet-exit-2026-09-15",
          "network": "robinhood",
          "projection": "no_further_exits"
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "method": {
              "enum": [
                "GET",
                "HEAD",
                "DELETE"
              ],
              "type": "string"
            },
            "queryParams": {
              "properties": {},
              "type": "object"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method"
          ],
          "type": "object"
        },
        "output": {
          "properties": {
            "example": {
              "description": "Endpoint-specific response payload",
              "properties": {
                "as_of_block": {
                  "type": "integer"
                },
                "assumptions": {
                  "items": {
                    "type": "string"
                  },
                  "type": "array"
                },
                "chain_id": {
                  "type": "integer"
                },
                "days_until_min_fee": {
                  "type": "integer"
                },
                "fee_rate_now_wad": {
                  "type": "string"
                },
                "forecast": {
                  "items": {
                    "properties": {
                      "day_offset": {
                        "type": "integer"
                      },
                      "fee_rate_wad": {
                        "type": "string"
                      },
                      "pressure": {
                        "type": "string"
                      },
                      "withdrawn_7d_raw": {
                        "type": "string"
                      }
                    },
                    "type": "object"
                  },
                  "type": "array"
                },
                "formula_version": {
                  "type": "string"
                },
                "network": {
                  "type": "string"
                },
                "projection": {
                  "type": "string"
                }
              },
              "type": "object"
            },
            "type": {
              "type": "string"
            }
          },
          "required": [
            "type"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

Use it

curl

curl "https://api.onesource.io/standard/v1/exit/fee-forecast"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

JavaScript

const res = await fetch("https://api.onesource.io/standard/v1/exit/fee-forecast");
if (res.status === 402) {
  const { accepts } = await res.json();
  // pay one of accepts[] via an x402 client, then retry with the payment header
}

Python

import httpx
res = httpx.get("https://api.onesource.io/standard/v1/exit/fee-forecast")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header

Machine-readable

Everything on this page is also available as clean JSON at /resources/83.json, and this resource appears in /discovery/resources and /discovery/search.