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Class References
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Interface References
Type Alias References
Variable References
Interface References

ToolCallPart

Interface: ToolCallPart<TMetadata>

Defined in: packages/typescript/ai/src/types.ts:314

Type Parameters

TMetadata

TMetadata = unknown

Properties

approval?

ts
optional approval: object;
optional approval: object;

Defined in: packages/typescript/ai/src/types.ts:321

Approval metadata if tool requires user approval

approved?

ts
optional approved: boolean;
optional approved: boolean;

id

ts
id: string;
id: string;

needsApproval

ts
needsApproval: boolean;
needsApproval: boolean;

arguments

ts
arguments: string;
arguments: string;

Defined in: packages/typescript/ai/src/types.ts:318


id

ts
id: string;
id: string;

Defined in: packages/typescript/ai/src/types.ts:316


metadata?

ts
optional metadata: TMetadata;
optional metadata: TMetadata;

Defined in: packages/typescript/ai/src/types.ts:330

Provider-specific metadata that round-trips with the tool call. Typed per-adapter via TToolCallMetadata.


name

ts
name: string;
name: string;

Defined in: packages/typescript/ai/src/types.ts:317


output?

ts
optional output: any;
optional output: any;

Defined in: packages/typescript/ai/src/types.ts:327

Tool execution output (for client tools or after approval)


state

ts
state: ToolCallState;
state: ToolCallState;

Defined in: packages/typescript/ai/src/types.ts:319


type

ts
type: "tool-call";
type: "tool-call";

Defined in: packages/typescript/ai/src/types.ts:315