← Tool reference

list_workspaces

List buyer workspaces

List active saved homes and editable offer drafts for the linked buyer. Use the returned workspaceId with get_workspace.

Effect
Read
Required scopes
workspace:read
Workflow stages
closing, discovery, offer, research, transaction
Data classes
transaction
Operation cost
1 weighted units; additional domain limits may apply.
Configurations
Standard, Buyer UI v2
Muse proposal
Read. Retrieves or computes authorized information; consult the tool contract for its scopes and result. Meta makes the final classification during review.

Buyer approval and signing controls apply in addition to the scopes above. Read error and retry guidance before implementing recovery.

Input and output contracts

Returns structured content and a JSON text content block. Live discovery may compact a large output schema; execution validates the full contract below.

Input fields

Required applies within the containing object. Optional fields can be omitted; null is accepted only where listed. Field descriptions and constraints come from the source schema. The raw schema remains the complete contract.

FieldRequiredMeaning and constraints
cursorstringNo

Maximum characters: 500.

limitintegerNo

Minimum: 1.

Maximum: 50.

Output fields

Required applies within the containing object. Optional fields can be omitted; null is accepted only where listed. Field descriptions and constraints come from the source schema. The raw schema remains the complete contract.

FieldRequiredMeaning and constraints
nextCursorstring | nullYes

Must match at least one alternative.

nextCursor: nested contract
Alternative 1: string

Maximum characters: 500.

Alternative 2: null

schemaVersionstringYes

Must be "1".

workspacesarray<object>YesNo additional description in the contract.
workspaces: nested contract
Array item contract

Extra fields are not allowed.

FieldRequiredMeaning and constraints
addressstring | nullYes

Must match at least one alternative.

address: nested contract
Alternative 1: string

Maximum characters: 500.

Alternative 2: null

citystring | nullYes

Must match at least one alternative.

city: nested contract
Alternative 1: string

Maximum characters: 300.

Alternative 2: null

lifecyclestringYes

Allowed: "research", "offer_draft".

listPricenumber | nullYes

Must match at least one alternative.

listPrice: nested contract
Alternative 1: number

Alternative 2: null

revisionintegerYes

Maximum: 9007199254740991.

Greater than: 0.

statusstringYes

Must be "active".

updatedAtstringYes

Format: date-time.

Pattern validation applies; see the raw schema.

workspaceIdstringYes

Format: uuid.

Pattern validation applies; see the raw schema.

Raw input schema
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "properties": {
    "cursor": {
      "type": "string",
      "maxLength": 500
    },
    "limit": {
      "type": "integer",
      "minimum": 1,
      "maximum": 50
    }
  },
  "additionalProperties": false
}
Full output schema
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "properties": {
    "nextCursor": {
      "anyOf": [
        {
          "type": "string",
          "maxLength": 500
        },
        {
          "type": "null"
        }
      ]
    },
    "schemaVersion": {
      "type": "string",
      "const": "1"
    },
    "workspaces": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "address": {
            "anyOf": [
              {
                "type": "string",
                "maxLength": 500
              },
              {
                "type": "null"
              }
            ]
          },
          "city": {
            "anyOf": [
              {
                "type": "string",
                "maxLength": 300
              },
              {
                "type": "null"
              }
            ]
          },
          "lifecycle": {
            "type": "string",
            "enum": [
              "research",
              "offer_draft"
            ]
          },
          "listPrice": {
            "anyOf": [
              {
                "type": "number"
              },
              {
                "type": "null"
              }
            ]
          },
          "revision": {
            "type": "integer",
            "exclusiveMinimum": 0,
            "maximum": 9007199254740991
          },
          "status": {
            "type": "string",
            "const": "active"
          },
          "updatedAt": {
            "type": "string",
            "format": "date-time",
            "pattern": "^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))T(?:(?:[01]\\d|2[0-3]):[0-5]\\d(?::[0-5]\\d(?:\\.\\d+)?)?(?:Z|([+-](?:[01]\\d|2[0-3]):[0-5]\\d)))$"
          },
          "workspaceId": {
            "type": "string",
            "format": "uuid",
            "pattern": "^([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[1-8][0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}|00000000-0000-0000-0000-000000000000|ffffffff-ffff-ffff-ffff-ffffffffffff)$"
          }
        },
        "required": [
          "address",
          "city",
          "lifecycle",
          "listPrice",
          "revision",
          "status",
          "updatedAt",
          "workspaceId"
        ],
        "additionalProperties": false
      }
    }
  },
  "required": [
    "nextCursor",
    "schemaVersion",
    "workspaces"
  ],
  "additionalProperties": false
}
Tool annotations
{
  "destructiveHint": false,
  "idempotentHint": true,
  "openWorldHint": false,
  "readOnlyHint": true
}

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