MinimumLiquidity

Constant v290 → current u64

Ensures positions have meaningful liquidity amounts.

Current Value

1000
Relevant for: stakersdevelopers

The Big Picture

Prevents dust positions. Typically 1000 units minimum.

From Chain Metadata

Minimum liquidity that is safe for rounding and integer math.

Use Cases

  • Validate liquidity before adding

Code Examples

import { createClient, Binary } from "polkadot-api";
import { getWsProvider } from "polkadot-api/ws";
import { sub } from "@polkadot-api/descriptors"; // generated by: npx papi add sub -w wss://entrypoint-finney.opentensor.ai:443

const client = createClient(getWsProvider("wss://entrypoint-finney.opentensor.ai:443"));
const api = client.getTypedApi(sub);

// Query MinimumLiquidity constant
const value = await api.constants.Swap.MinimumLiquidity();
console.log("MinimumLiquidity:", value);
// Balance: divide by 10^9 for TAO
const tao = value / 1_000_000_000n;

Type Information

Type
u64
Byte Size
8 bytes
Encoding
fixed
Raw Hex
0xe803000000000000

Runtime Info

Pallet
Swap
First Version
v290
Latest Version
v290
Current Runtime
v411