The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain
The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Current Dutch-auction quotes for the daily STANDARD license auction and the ETH charter auction: price now, floor, last sale, and whether a computed price is available. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.
20000 (raw units)
price
10
calls / 30d
10
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": 63512040,
"basis": "dutch_auction",
"chain_id": 4663,
"charter": {
"floor_raw": "1000000000000000000",
"formula": "unsupported_for_charter",
"has_prior_sale": true,
"last_sale_block": 63498000,
"last_sale_count": 1,
"last_sale_currency": "ETH",
"last_sale_price_raw": "2000000000000000000",
"phase": "live",
"price_available": false,
"price_now_raw": "2000000000000000000",
"price_source": "view_fn",
"reason": "mainnet-halflife-2026-09-15 covers the license auction only; the charter auction's half-life constant is not tracked",
"sold_out": false,
"units_offered": 20,
"units_remaining": 13,
"units_sold": 7,
"units_source": "constants",
"value_last_changed_at": "2026-09-14T22:44:00Z",
"value_last_changed_block": 63200000
},
"formula": "mainnet-halflife-2026-09-15",
"freshness_basis": "snapshot_pass_marker",
"lag_blocks": 4,
"license": {
"contraction_halved": false,
"daily_supply": 500,
"expected_prices": [
{
"expected_price_raw": "140000000000000000",
"horizon": "+15m",
"horizon_seconds": 900
}
],
"floor_raw": "50000000000000000",
"has_prior_sale": true,
"last_sale_block": 63499000,
"last_sale_count": 1,
"last_sale_currency": "STD",
"last_sale_price_raw": "150000000000000000",
"phase": "sold_out",
"price_available": true,
"price_now_note": "the auction is sold out for today; this price is just where the decay curve sits, nothing is actually for sale until the next day starts",
"price_now_raw": "150000000000000000",
"price_source": "view_fn",
"sold_out": true,
"units_offered": 100,
"units_remaining": 0,
"units_sold": 100,
"units_source": "license_auction_days",
"value_last_changed_at": "2026-09-15T01:57:00Z",
"value_last_changed_block": 63278140
},
"network": "robinhood",
"serving_state": "fresh"
},
"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"
},
"basis": {
"type": "string"
},
"chain_id": {
"type": "integer"
},
"charter": {
"properties": {
"floor_raw": {
"type": "string"
},
"formula": {
"type": "string"
},
"has_prior_sale": {
"type": "boolean"
},
"last_sale_block": {
"type": "integer"
},
"last_sale_count": {
"type": "integer"
},
"last_sale_currency": {
"type": "string"
},
"last_sale_price_raw": {
"type": "string"
},
"phase": {
"type": "string"
},
"price_available": {
"type": "boolean"
},
"price_now_raw": {
"type": "string"
},
"price_source": {
"type": "string"
},
"reason": {
"type": "string"
},
"sold_out": {
"type": "boolean"
},
"units_offered": {
"type": "integer"
},
"units_remaining": {
"type": "integer"
},
"units_sold": {
"type": "integer"
},
"units_source": {
"type": "string"
},
"value_last_changed_at": {
"type": "string"
},
"value_last_changed_block": {
"type": "integer"
}
},
"type": "object"
},
"formula": {
"type": "string"
},
"freshness_basis": {
"type": "string"
},
"lag_blocks": {
"type": "integer"
},
"license": {
"properties": {
"contraction_halved": {
"type": "boolean"
},
"daily_supply": {
"type": "integer"
},
"expected_prices": {
"items": {
"properties": {
"expected_price_raw": {
"type": "string"
},
"horizon": {
"type": "string"
},
"horizon_seconds": {
"type": "integer"
}
},
"type": "object"
},
"type": "array"
},
"floor_raw": {
"type": "string"
},
"has_prior_sale": {
"type": "boolean"
},
"last_sale_block": {
"type": "integer"
},
"last_sale_count": {
"type": "integer"
},
"last_sale_currency": {
"type": "string"
},
"last_sale_price_raw": {
"type": "string"
},
"phase": {
"type": "string"
},
"price_available": {
"type": "boolean"
},
"price_now_note": {
"type": "string"
},
"price_now_raw": {
"type": "string"
},
"price_source": {
"type": "string"
},
"sold_out": {
"type": "boolean"
},
"units_offered": {
"type": "integer"
},
"units_remaining": {
"type": "integer"
},
"units_sold": {
"type": "integer"
},
"units_source": {
"type": "string"
},
"value_last_changed_at": {
"type": "string"
},
"value_last_changed_block": {
"type": "integer"
}
},
"type": "object"
},
"network": {
"type": "string"
},
"serving_state": {
"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/auctions/current" # -> 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/auctions/current");
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/auctions/current")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/72.json, and this resource appears in /discovery/resources and /discovery/search.