vike
StrategiesTemplates

Spread maker (spread_maker)

The spread_maker portable strategy: what it trades, every parameter key with its TOML type, and whether it mounts live today — rendered from the strategy registry.

Spread maker quotes both sides of the book around mid at a configured spread — the simplest market-making template, backed by vike-mm. It is one of the portable strategies — the names vike_strategy::strategy_by_name resolves for a live mount as well as a backtest — so a run profile or a daemon names it as spread_maker under [strategy], and the keys below arrive through [strategy.params]. The registry page explains the roster; the simulator-only page lists the names a backtest can still resolve that a daemon cannot.

Parameters

Each key is listed with the TOML type its reader insists on — read off the strategy's own from_params by the registry's gate, never chosen (vike_strategy::registry::PARAM_KEYS). A key of the wrong type is a silent no-op, which is why the type is stated.

The registry does not enumerate this template's keys: the ~60-key A-S/GLFT bag is documented on vike_mm::SpreadMaker::from_params, in another crate; a hand copy here would rot. The live consumer refuses this table entirely and builds the maker from the profile's own maker fields

Live mount

Mountable on the live core today: the registry's LIVE_CAPABLE row carries no blocker, so a daemon that names this strategy will trade it.

Where this comes from

The roster is vike_strategy::registry::PORTABLE_STRATEGIES; its parameter table and live verdict are that registry's PARAM_KEYS and LIVE_CAPABLE rows, held exhaustive against each other by the registry's own tests and exported as templates.json at every release. The glosses on this page are the one hand-written part; every table is rendered.

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