Letta · Capability

Letta API — Device Storage

Device storage — per-device storage for the Letta Code SDK and ADE. 1 operations. Lead operation: Get Device Storage Key. Self-contained Naftiko capability covering one Letta business surface.

Letta API — Device Storage is a Naftiko capability published by Letta, one of 36 capabilities the APIs.io network indexes for this provider. It bundles 1 operation across the GET method rooted at /v1/device-storage-key.

The capability includes 1 read-only operation. Lead operation: Get Device Storage Key. Can be deployed as a REST endpoint, MCP tool, or Agent Skill via Naftiko.

Tagged areas include Letta, Stateful Agents, and Device Storage.

Run with Naftiko LettaStateful AgentsDevice Storage

What You Can Do

GET

Devicestorage_getdevicestoragekey — Get Device Storage Key

/v1/device-storage-key

MCP Tools

get-device-storage-key

Get Device Storage Key

read-only idempotent

Capability Spec

naftiko: "1.0.0-alpha2"

info:
  label: "Letta API — Device Storage"
  description: >-
    Device storage — per-device storage for the Letta Code SDK and ADE. 1 operations. Lead operation: Get Device Storage Key. Self-contained Naftiko capability covering one Letta business surface.
  tags:
    - Letta
    - Stateful Agents
    - Device Storage
  created: "2026-05-08"
  modified: "2026-05-22"

binds:
  - namespace: env
    keys:
      LETTA_API_KEY: LETTA_API_KEY

capability:

  consumes:
    - type: http
      namespace: "letta-device-storage"
      baseUri: "https://api.letta.com"
      description: "Letta API — Device Storage business capability. Self-contained, no shared references."
      authentication:
        type: bearer
        token: "{{env.LETTA_API_KEY}}"
      resources:
        - name: "device-storage-key"
          path: "/v1/device-storage-key"
          operations:
            - name: "devicestorage_getdevicestoragekey"
              method: GET
              description: "Get Device Storage Key"
              inputParameters:
                - name: "deviceId"
                  in: query
                  type: string
                  required: true
                  description: "deviceId parameter"
              outputRawFormat: json
              outputParameters:
                - name: result
                  type: object
                  value: "$."

  exposes:
    - type: rest
      namespace: "letta-device-storage-rest"
      port: 8080
      description: "REST adapter for Letta API — Device Storage. One Spectral-compliant resource per consumed operation."
      resources:
        - path: "/v1/device-storage-key"
          name: "device-storage-key"
          description: "REST surface for device-storage-key."
          operations:
            - method: GET
              name: "devicestorage_getdevicestoragekey"
              description: "Get Device Storage Key"
              call: "letta-device-storage.devicestorage_getdevicestoragekey"
              with:
                "deviceId": "rest.deviceId"
              outputParameters:
                - type: object
                  mapping: "$."
    - type: mcp
      namespace: "letta-device-storage-mcp"
      port: 9090
      transport: http
      description: "MCP adapter for Letta API — Device Storage. One verb-noun tool per consumed operation."
      tools:
        - name: "get-device-storage-key"
          description: "Get Device Storage Key"
          hints:
            readOnly: true
            destructive: false
            idempotent: true
          call: "letta-device-storage.devicestorage_getdevicestoragekey"
          with:
            "deviceId": "tools.deviceId"
          outputParameters:
            - type: object
              mapping: "$."