DecideEvent

Namespace: Vercel.AI.Operations

public class DecideEvent

Lifecycle event for decide.

Inheritance: object

Derived: EvaluateEvent

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Constructors

DecideEvent(string, string, IReadOnlyDictionary<string, object?>, string, string, DecisionState?, IReadOnlyDictionary<string, DecisionQuestion>, int, IReadOnlyDictionary<string, string>?, JsonElement, IReadOnlyDictionary<string, DecisionAnswer>?, OperationUsage?, IReadOnlyList<OperationWarning>?, bool?, bool?, string?, double?, string?)

public DecideEvent(string callId, string operationId, IReadOnlyDictionary<string, object?> runtimeContext, string provider, string modelId, DecisionState? state, IReadOnlyDictionary<string, DecisionQuestion> questions, int maxRetries, IReadOnlyDictionary<string, string>? headers, JsonElement providerOptions, IReadOnlyDictionary<string, DecisionAnswer>? answers = null, OperationUsage? usage = null, IReadOnlyList<OperationWarning>? warnings = null, bool? recordInputs = null, bool? recordOutputs = null, string? functionId = null, double? maxOutputTokens = null, string? reasoning = null)

Creates an event.

Parameters

Name	Type	Description
callId	string
operationId	string
runtimeContext	IReadOnlyDictionary<string, object>
provider	string
modelId	string
state	DecisionState
questions	IReadOnlyDictionary<string, DecisionQuestion>
maxRetries	int
headers	IReadOnlyDictionary<string, string>
providerOptions	JsonElement
answers	IReadOnlyDictionary<string, DecisionAnswer>
usage	OperationUsage
warnings	IReadOnlyList<OperationWarning>
recordInputs	bool?
recordOutputs	bool?
functionId	string
maxOutputTokens	double?
reasoning	string

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Properties

Answers

public IReadOnlyDictionary<string, DecisionAnswer>? Answers { get; }

Answers, once the call has finished.

Value: IReadOnlyDictionary<string, DecisionAnswer>

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CallId

public string CallId { get; }

Call id.

Value: string

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FunctionId

public string? FunctionId { get; }

Present only on telemetry events.

Value: string

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Headers

public IReadOnlyDictionary<string, string>? Headers { get; }

Caller headers, without the user-agent suffix.

Value: IReadOnlyDictionary<string, string>

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MaxOutputTokens

public double? MaxOutputTokens { get; }

Maximum output tokens requested for the decision.

Value: double?

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MaxRetries

public int MaxRetries { get; }

Resolved retry limit.

Value: int

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ModelId

public string ModelId { get; }

Model id.

Value: string

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OperationId

public string OperationId { get; }

ai.decide.

Value: string

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Provider

public string Provider { get; }

Provider id.

Value: string

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ProviderOptions

public JsonElement ProviderOptions { get; }

Provider options.

Value: JsonElement

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Questions

public IReadOnlyDictionary<string, DecisionQuestion> Questions { get; }

Questions.

Value: IReadOnlyDictionary<string, DecisionQuestion>

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Reasoning

public string? Reasoning { get; }

Reasoning effort requested for the decision.

Value: string

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RecordInputs

public bool? RecordInputs { get; }

Present only on telemetry events.

Value: bool?

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RecordOutputs

public bool? RecordOutputs { get; }

Present only on telemetry events.

Value: bool?

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RuntimeContext

public IReadOnlyDictionary<string, object?> RuntimeContext { get; }

Runtime context. Telemetry receives the filtered copy.

Value: IReadOnlyDictionary<string, object>

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State

public DecisionState? State { get; }

The public state, as the caller passed it.

Value: DecisionState

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Usage

public OperationUsage? Usage { get; }

Usage, once the call has finished.

Value: OperationUsage

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Warnings

public IReadOnlyList<OperationWarning>? Warnings { get; }

Warnings, once the call has finished.

Value: IReadOnlyList<OperationWarning>

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