API referenceToolCallSingle tool call event. The internal `args` and `result` shapes are NOT stable.ToolCall Auto-generated from TypeDoc on each build. Edit the JSDoc in packages/sdk/src/ to change this page. Single tool call event. The internal args and result shapes are NOT stable. Signature interface ToolCall { /* ... */ } Kind interface Source packages/sdk/src/types/updates.ts:8TokenDeltaUpdateToken count delta for usage tracking.ToolCallCompletedUpdateTool call completed.