List letter templates

Endpoint

GET https://api.dairo.app/v1/letters/templates

Returns the account's letter templates, newest first, up to 100 in one response (no cursor). List items omit the html body to keep the payload small — fetch a single template to read it. Requires the letters:read scope.

Scope: letters:read. Send the API key as a bearer token; Scopes lists what each one reaches.

Request

cURL

curl "https://api.dairo.app/v1/letters/templates" \
  -H "Authorization: Bearer $DAIRO_API_KEY"

Response

200 Success. Body: application/json, LetterTemplateList.

Field	Type	Required
`object`	`"list"`	yes
`data`	array of LetterTemplate	yes
`pagination`	Pagination	yes

200

{
  "object": "list",
  "data": [
    {
      "object": "letter_template",
      "id": "string",
      "name": "Ada Lovelace",
      "html": "string",
      "variables": [
        {
          "name": "Ada Lovelace",
          "type": "string",
          "example": "string",
          "label": "production"
        }
      ],
      "status": "active",
      "createdAt": "2026-10-19T09:30:00Z",
      "updatedAt": "2026-10-19T09:30:00Z"
    }
  ],
  "pagination": {
    "nextCursor": "string",
    "hasMore": true
  }
}

Errors

Every error has the same body, {"error": {"type", "code", "message", "param"}}; branch on code. Errors lists every code.

Status	Meaning
`400`	The request is malformed or a value is invalid (`invalid_request`, `invalid_domain`, `idempotency_key_mismatch`).
`401`	The API key is missing or invalid.
`403`	The key lacks the scope this endpoint needs (`scope_missing`) or may not do this (`not_permitted`).
`404`	No such resource in this account (`resource_not_found`).
`422`	The request is well-formed but a field failed validation (`validation_failed`).
`429`	Rate limit, plan limit, budget or spend cap reached (`rate_limited`, `plan_limit_reached`, `budget_exceeded`, `spend_cap_reached`).
`500`	An unexpected error; retry with backoff, then contact support (`internal_error`).

List letter templates

Request

Response

Errors

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