---
updatedAt: 2026-09-24T20:54:30.000Z
agentTools:
  projectIndex: https://developer.intellistack.com/llms.txt
---

# Cancel a running session

# OpenAPI definition

```json
{
  "components": {
    "securitySchemes": {
      "bearerAuth": {
        "bearerFormat": "JWT",
        "scheme": "bearer",
        "type": "http"
      }
    }
  },
  "info": {
    "contact": {},
    "description": "Workflows Sessions",
    "title": "Workflows Sessions",
    "version": "1.0"
  },
  "openapi": "3.0.0",
  "paths": {
    "/v1/sessions/{sessionId}/cancel": {
      "post": {
        "operationId": "SessionsController_cancelSession_v1",
        "parameters": [
          {
            "in": "path",
            "name": "sessionId",
            "required": true,
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "204": {
            "description": "Session cancelled"
          }
        },
        "security": [
          {
            "bearerAuth": []
          }
        ],
        "summary": "Cancel a running session",
        "tags": [
          "Sessions"
        ]
      }
    }
  },
  "servers": [
    {
      "description": "US Production Server",
      "url": "https://api-us.streamline.intellistack.ai"
    },
    {
      "description": "Canada Production Server",
      "url": "https://api-ca.streamline.intellistack.ai"
    }
  ]
}
```