[
  {
    "category": "``bedrock-agentcore-control``",
    "description": "[``botocore``] Amazon Bedrock AgentCore gateways now support MCP Sessions and response streaming from MCP targets. Session timeouts can be set between 15 minutes and 8 hours, and response streaming enables forwarding stream events sent by MCP targets to gateway users.",
    "type": "api-change"
  },
  {
    "category": "``ec2``",
    "description": "[``botocore``] This feature allows customers to change the tunnel bandwidth on existing VPN connections using the ModifyVpnConnectionOptions API",
    "type": "api-change"
  },
  {
    "category": "``geo-routes``",
    "description": "[``botocore``] Added support for TravelTimeExceedsDriverWorkHours, ViolatedBlockedRoad, and ViolatedVehicleRestriction notice codes to the CalculateRoutes API response.",
    "type": "api-change"
  },
  {
    "category": "``lex-models``",
    "description": "[``botocore``] Lex V1 is deprecated, use Lex V2 instead",
    "type": "api-change"
  },
  {
    "category": "``logs``",
    "description": "[``botocore``] Adding an additional optional deliverySourceConfiguration field to PutDeliverySource API. This enables customers to pass service-specific configurations through IngestionHub such as tracing enablement or sampling rates that will be propagated to the source resource.",
    "type": "api-change"
  },
  {
    "category": "``medialive``",
    "description": "[``botocore``] Updates the type of the MediaLiveRouterOutputConnectionMap.",
    "type": "api-change"
  },
  {
    "category": "``securityagent``",
    "description": "[``botocore``] AWS Security Agent is adding a new target domain verification method for private VPC penetration testing. Additionally, the target domain resource will now have a verification status reason field to surface additional details about domain verification",
    "type": "api-change"
  },
  {
    "category": "``vpc-lattice``",
    "description": "[``botocore``] Amazon VPC Lattice now supports privately resolvable DNS resources",
    "type": "api-change"
  },
  {
    "category": "``Retries``",
    "description": "[``botocore``] Added opt-in support for updated standard retry behavior via the `AWS_NEW_RETRIES_2026` environment variable. This environment variable is temporary and will be removed in a future release when the updated behavior becomes the default. Changes include updated default retry mode to ``standard``, service-specific max attempts for DynamoDB, revised retry quota costs based on error type, updated exponential backoff with service-specific scale factors, ``x-amz-retry-after`` header support, and long-polling operation backoff on quota exhaustion.",
    "type": "enhancement"
  }
]
