Ticks

Storage Map v290 → current

Tick data for concentrated liquidity price points.

Explore chain

Queried by: developersanalytics

The Big Picture

Ticks define price boundaries where liquidity changes.

Use Cases

Analyze liquidity distribution
Calculate position fees

From Chain Metadata

Storage for all ticks, using subnet ID as the primary key and tick index as the secondary key

Purpose & Usage

Purpose

Stores liquidity delta and fee growth at tick boundaries.

Common Query Patterns

Query by (netuid, tick_index)

Part of: Concentrated Liquidity

Query Keys

#	Name	Type	Description
1	key1	u16	key1 (u16)
2	key2	TickIndex	key2 (TickIndex) (price = 1.0001^tick)

Stored Value

Tick

value (Tick)

Relationships

Modified By

add_liquidity modify_position remove_liquidity

Code Examples

import { ApiPromise, WsProvider } from "@polkadot/api";
import { stringCamelCase } from "@polkadot/util";

const provider = new WsProvider("wss://entrypoint-finney.opentensor.ai:443");
const api = await ApiPromise.create({ provider });

// Query Ticks storage
const key1 = 0;
const key2 = 0 as any /* TickIndex */;

const result = await api.query
  [stringCamelCase("Swap")]
  [stringCamelCase("Ticks")](
  key1,
  key2
);

console.log("Ticks:", result.toHuman());

On-Chain Activity

Write Frequency

●●●○○○ Low 10K–100K est. writes

10K–100K estimated writes

#49 most written storage item

Write Source User Extrinsics

Modified via user-submitted extrinsics

As of block 7,429,232

Runtime Info

View Source

Pallet: Swap
Storage Kind: Map
First Version: v290
Current Version: v393

Back to Swap Storage