Predict

The Predict shared object is the main protocol entry point. It coordinates user actions across manager balances, oracle state, pricing config, risk config, and vault accounting.

API

Following are the public functions that applications use most often.

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Create a PredictManager

The create_manager() function creates a new shared PredictManager for the caller and returns its object ID.

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Preview binary position amounts

The get_trade_amounts() function returns the mint cost and redeem payout for a binary position at the requested quantity.

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Mint a binary position

The mint() function buys a binary position using an enabled quote asset deposited in the caller's PredictManager.

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Redeem a binary position

The redeem() function sells a binary position and deposits the payout back into the owner's PredictManager.

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Redeem a settled binary position permissionlessly

The redeem_permissionless() function lets anyone redeem a settled position into the owner's PredictManager.

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Preview range amounts

The get_range_trade_amounts() function returns the mint cost and redeem payout for a vertical range at the requested quantity.

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Mint a vertical range

The mint_range() function buys a bounded range position. The range is keyed by oracle ID, expiry, lower strike, and higher strike.

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Redeem a vertical range

The redeem_range() function sells a range position and deposits the payout into the owner's PredictManager.

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Supply vault liquidity

The supply() function deposits an accepted quote asset into the vault and returns PLP shares.

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Withdraw vault liquidity

The withdraw() function burns PLP shares and returns the selected quote asset when the requested amount is available after max payout coverage.

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Compact settled oracle exposure

The compact_settled_oracle() function lets an authorized oracle operator compact settled strike-matrix exposure into constant-size settled state.

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Read protocol configuration

These read functions expose trading pause state, accepted quote assets, pricing parameters, risk limits, ask bounds, and currently available withdrawal amount.

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Events

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Trading events

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Liquidity events

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Configuration events

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