WeightsVersionKeyRateLimit

Storage Plain v252 → current

Rate limit for weights version key changes.

Explore chain

Queried by: subnet ownersdevelopers

The Big Picture

Weights version keys control validator compatibility. Changes are rate-limited to prevent disruption.

Use Cases

Plan version key changes
Understand rate limits

From Chain Metadata

ITEM( weights_version_key_rate_limit ) --- Rate limit in tempos.

Purpose & Usage

Purpose

Control frequency of version key updates.

Common Query Patterns

Single value query

Stored Value

u64

Value in RAO (÷10⁹ for TAO)

RAO -> TAO (/ 10^9)

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 WeightsVersionKeyRateLimit storage (no keys - plain value)
const result = await api.query.SubtensorModule.WeightsVersionKeyRateLimit.getValue();
console.log("WeightsVersionKeyRateLimit:", result);

Runtime Info

View Source

Pallet: SubtensorModule
Storage Kind: Plain
First Version: v252
Current Version: v411

Back to SubtensorModule Storage