OptionalApprovedUser approval gate — execution does not begin until this is true.
Candidate features proposed by the Data Scout, each with rationale.
Candidate feed-in sources proposed by the Data Scout, each with rationale.
Business objective, refined from the user's initial goal.
OptionalLeaderboardExecution-phase leaderboard — one entry per Experiment Session Iteration.
Leakage risks identified by the Data Scout and the chosen action per field.
OptionalNameOptional display name for the plan/prediction.
Proposed resource budget for the experiment session.
Ranked experiments proposed by the Experiment Designer (feature combos × algorithms × hyperparameters).
Precise definition of what is being predicted.
OptionalAsOfStrategy?: { Column?: string; Mode: "none" | "column" | "offset"; OffsetDays?: number }Optional point-in-time assembly strategy.
Training-unit entity (e.g. "Members").
Classification or regression.
The deterministic success metric driving the search.
Label expression/column.
Validation strategy for the search.
The strongly-typed modeling plan the Model Development Agent collaborates with the user to build, then executes. Refined incrementally via
AgentPayloadChangeRequest(updateElements/replaceElements) and validated before execution. Defined verbatim per plan §9.2.