type AdapterYieldChunk = StreamChunk & object;Defined in: packages/ai/src/utilities/adapter-yield-chunk.ts:8
Adapter / engine yield before normalize. Public StreamChunk is spec-only. This type still allows the old extra fields.
optional args?: string;optional content?: string;optional delta?: string | ReadonlyArray<unknown>;optional error?: object;optional code?: string;message: string;optional finishReason?: "stop" | "length" | "content_filter" | "tool_calls" | null;optional index?: number;optional input?: unknown;optional model?: string;optional output?: unknown;optional result?: string | ContentPart[];optional runId?: string;optional signature?: string;optional state?: ToolOutputState | Record<string, unknown>;optional stepId?: string;optional stepType?: string;optional tanstack:interruptErrors?: ReadonlyArray<InterruptSubmissionError>;optional threadId?: string;optional toolCallName?: string;optional toolName?: string;optional usage?: any;