> ## Documentation Index
> Fetch the complete documentation index at: https://docs.allium.so/llms.txt
> Use this file to discover all available pages before exploring further.

# Funding

> Perpetual funding rates and estimates across venues.

Periodic payment between longs and shorts. Interval is set by the venue (hourly vs every 8 hours).

| Protocol          | Table                                                                                                                                              | Schema                     |
| ----------------- | -------------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------- |
| Hyperliquid       | [perpetual\_market\_asset\_contexts](/historical-data/supported-blockchains/hyperliquid/raw/perpetual-market-asset-contexts)                       | `hyperliquid.raw`          |
| Lighter           | [perpetual\_market\_stats](/historical-data/supported-blockchains/lighter/assets/perpetual-market-stats)                                           | `lighter.assets`           |
| Lighter Robinhood | [perpetual\_market\_stats](/historical-data/supported-blockchains/lighter-robinhood/assets/perpetual-market-stats)                                 | `lighter_robinhood.assets` |
| Kalshi            | [funding\_estimate](/historical-data/perpetuals/kalshi/funding-estimate) <br /> [funding\_rates](/historical-data/perpetuals/kalshi/funding-rates) | `common.perpetuals`        |
| Variational Omni  | [market\_metrics](/historical-data/supported-blockchains/evm/arbitrum/perpetuals/market-metrics)                                                   | `arbitrum.perpetuals`      |