---
url: 'https://adk.nht.io/api/@nhtio/adk/batteries/interfaces/IsolationCallContext.md'
description: >-
  Trailing parameter a guest method implementation receives when its descriptor
  declared `{ signal: true }`. Carries the {@link AbortSignal} the host aborts
  to cancel this in-flight call.
---

# Interface: IsolationCallContext

Defined in: [src/batteries/isolation/types.ts:217](https://github.com/NHTIO/ADK/blob/v1.20260713.1/src/src/batteries/isolation/types.ts#L217)

Trailing parameter a guest method implementation receives when its descriptor declared
`{ signal: true }`. Carries the AbortSignal the host aborts to cancel this in-flight call.

## Properties

| Property                              | Type          | Description                                                        | Defined in                                                                                                                        |
| ------------------------------------- | ------------- | ------------------------------------------------------------------ | --------------------------------------------------------------------------------------------------------------------------------- |
|  `signal` | `AbortSignal` | Aborts when the host sends an `abort` envelope for this call's id. | [src/batteries/isolation/types.ts:219](https://github.com/NHTIO/ADK/blob/v1.20260713.1/src/src/batteries/isolation/types.ts#L219) |