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IntegrationsAwsActions

Start EC2 instances

Start up to 50 EC2 instances. Unsafe with one SDK attempt; ambiguous timeouts surface as ACTION_OUTCOME_UNKNOWN. Requires ec2:StartInstances.

Agent markdown

ec2.instances.start · AWS · v1

Details

Risk
Write
Idempotency
Unsafe
Availability
Default
Exposure
REST, SDK
MCP hints
readOnly=false, destructive=false, idempotent=false, openWorld=true

Scopes

  • ec2:StartInstances

Input

Input schema
NameTypeRequiredConstraints
(root)objectYesadditionalProperties false
instance_idsarray<string>YesminItems 1; maxItems 50
instance_ids[]stringYesminLength 10; maxLength 32; pattern ^i-[0-9a-fA-F]{8,17}$
regionstringNoenum us-east-1 | us-east-2 | us-west-1 | us-west-2 | af-south-1 | ap-east-1 | ap-east-2 | ap-south-1 | ap-south-2 | ap-southeast-1 | ap-southeast-2 | ap-southeast-3 | ap-southeast-4 | ap-southeast-5 | ap-southeast-6 | ap-southeast-7 | ap-northeast-1 | ap-northeast-2 | ap-northeast-3 | ca-central-1 | ca-west-1 | eu-central-1 | eu-central-2 | eu-west-1 | eu-west-2 | eu-west-3 | eu-north-1 | eu-south-1 | eu-south-2 | il-central-1 | me-central-1 | me-south-1 | mx-central-1 | sa-east-1

Output

Output schema
NameTypeRequiredConstraints
(root)objectYesadditionalProperties false
instancesarray<object>YesmaxItems 50
instances[]objectYesadditionalProperties false
instances[].resource_idstringYesminLength 10; maxLength 32; pattern ^i-[0-9a-fA-F]{8,17}$
instances[].previous_statestringNominLength 1; maxLength 64
instances[].current_statestringYesminLength 1; maxLength 64

Raw schema

Input
{
  "type": "object",
  "additionalProperties": false,
  "properties": {
    "instance_ids": {
      "type": "array",
      "items": {
        "type": "string",
        "minLength": 10,
        "maxLength": 32,
        "pattern": "^i-[0-9a-fA-F]{8,17}$"
      },
      "minItems": 1,
      "maxItems": 50
    },
    "region": {
      "type": "string",
      "enum": [
        "us-east-1",
        "us-east-2",
        "us-west-1",
        "us-west-2",
        "af-south-1",
        "ap-east-1",
        "ap-east-2",
        "ap-south-1",
        "ap-south-2",
        "ap-southeast-1",
        "ap-southeast-2",
        "ap-southeast-3",
        "ap-southeast-4",
        "ap-southeast-5",
        "ap-southeast-6",
        "ap-southeast-7",
        "ap-northeast-1",
        "ap-northeast-2",
        "ap-northeast-3",
        "ca-central-1",
        "ca-west-1",
        "eu-central-1",
        "eu-central-2",
        "eu-west-1",
        "eu-west-2",
        "eu-west-3",
        "eu-north-1",
        "eu-south-1",
        "eu-south-2",
        "il-central-1",
        "me-central-1",
        "me-south-1",
        "mx-central-1",
        "sa-east-1"
      ]
    }
  },
  "required": [
    "instance_ids"
  ]
}
Output
{
  "type": "object",
  "additionalProperties": false,
  "properties": {
    "instances": {
      "type": "array",
      "items": {
        "type": "object",
        "additionalProperties": false,
        "properties": {
          "resource_id": {
            "type": "string",
            "minLength": 10,
            "maxLength": 32,
            "pattern": "^i-[0-9a-fA-F]{8,17}$"
          },
          "previous_state": {
            "type": "string",
            "minLength": 1,
            "maxLength": 64
          },
          "current_state": {
            "type": "string",
            "minLength": 1,
            "maxLength": 64
          }
        },
        "required": [
          "resource_id",
          "current_state"
        ]
      },
      "maxItems": 50
    }
  },
  "required": [
    "instances"
  ]
}