FOREVER.MARKETS
OPAN
FOREVER MARKET · NO EXPIRY

OpenAI / Anthropic

Trade the relative pre-IPO reference value of OpenAI and Anthropic across independent live venues.

Open units0REFERENCELoading…MAX LEVERAGE15×
Relative pre-IPO value · current only
RELATIVE PRE-IPO VALUELoading…The OpenAI side is a continuous 0–1 value and the Anthropic side is exactly one minus it. Reports combine independent EntropyIO and Ventuals valuation markets, reject materially divergent venues, and can validate against timestamped licensed private-market valuation feeds.

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Order book

SIGNED BOOK
OPENAI PRICESIZETOTAL
—oracle midpoint
No resting orders yetPlace a limit order. A market order needs an available counterparty or a funded liquidity source.
Best execution matches shared signed orders offchain and settles fills atomically onchain.