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Terminal

The book, through glass.

Bitcoin on 9 books, read live from your browser. Lighter on Robinhood Chain is the home venue; the others stand beside it on the same yardstick.

Composite mid

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Books live

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Connecting…

One view

Each book against the composite mid

median of live perp mids, bps
  • Opening connections to 9 venues…

Glass Quote

Price a trade before you place it

VenueAvg fillvs one viewFeeTotalCost
Waiting for live books…

Cost is measured against the composite mid of the live perp books, so a venue quoting below the others shows a lower cost on a buy. Positive numbers are what the trade costs you; negative ones mean the fill lands better than the composite.

Depth

Lighter · Robinhood Chain book

Flow

Trades

This market has no trade stream on the home venue.

Oracle

Books against Chainlink BTC / USD on Robinhood Chain

reading feed…
BookMidvs feedInside the 0.5% band

Chainlink writes this feed after a 0.5% move or every 24 hours, around the clock. A feed that has not moved for hours is normal; read the gap together with its age.

Venues

Perp DEXes by open interest

Volume over open interest, 24 h

CoinGecko, converted at BTC …, cached 5 min

VenueOpen interestVolume 24hRatioPerps
Reading venues…

Every figure on this page comes from public endpoints your browser calls directly: Lighter on Robinhood Chain and on Ethereum, Hyperliquid, dYdX, Aster, Paradex, Binance, Bybit and OKX. Venues quote in USD, USDC, USDT or USDG; Glassy treats them as one dollar. The methodology note lists every formula.