The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain
The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Latest AMM pool state: price, tick, liquidity, reserves. reserve_eth_raw and reserve_std_raw are 18-decimal token amounts; divide them by 1e18. sqrt_price_x96_raw is Q64.96, and liquidity_raw is Uniswap liquidity rather than a token amount.
20000 (raw units)
price
11
calls / 30d
11
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": 63512044,
"basis": "measured",
"chain_id": 4663,
"eth_usd_raw": "238502000000",
"first_hour": false,
"lag_blocks": 3,
"liquidity_raw": "48213558921445",
"lp_fee_bps": "100.00",
"lp_fee_source": "tsr.constants:pool_lp_fee_ppm",
"network": "robinhood",
"price_eth_per_std": "0.000010402106650097",
"price_usd_per_std": "0.024810973",
"reserve_eth_raw": "43700000000000000000",
"reserve_std_raw": "4200000000000000000000000",
"serving_state": "fresh",
"sqrt_price_x96_raw": "2505414483750479311864138",
"tax_remaining_bps": 250,
"tick": -115800,
"ts": "2026-09-15T03:00:00Z",
"usd_as_of_block": 24000000,
"usd_source": "chainlink_eth_usd_ethereum_mainnet",
"usd_updated_at": "2026-09-15T02:58:00Z"
},
"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"
},
"eth_usd_raw": {
"type": "string"
},
"first_hour": {
"type": "boolean"
},
"lag_blocks": {
"type": "integer"
},
"liquidity_raw": {
"type": "string"
},
"lp_fee_bps": {
"type": "string"
},
"lp_fee_source": {
"type": "string"
},
"network": {
"type": "string"
},
"price_eth_per_std": {
"type": "string"
},
"price_usd_per_std": {
"type": "string"
},
"reserve_eth_raw": {
"type": "string"
},
"reserve_std_raw": {
"type": "string"
},
"serving_state": {
"type": "string"
},
"sqrt_price_x96_raw": {
"type": "string"
},
"tax_remaining_bps": {
"type": "integer"
},
"tick": {
"type": "integer"
},
"ts": {
"type": "string"
},
"usd_as_of_block": {
"type": "integer"
},
"usd_source": {
"type": "string"
},
"usd_updated_at": {
"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/pool" # -> 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/pool");
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/pool")
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/74.json, and this resource appears in /discovery/resources and /discovery/search.