Set the default signature
The workspace default, used by every mailbox without its own signature. The same fields as a mailbox signature; {{first_name}} and the other variables are filled from each sending mailbox. GET reads it, DELETE removes it.
| Cost | What it does | Key scopes |
|---|---|---|
| Free | Writes | argorant:manage_lists |
Authorization
BearerAuth Your API key from app.argorant.com/profile, sent as Authorization: Bearer <key>. A connector sign-in token (ag_mcp_...) works the same way.
In: header
Header Parameters
Any unique text up to 128 characters. A retry with the same key and the same body within 24 hours returns the first answer (with the header Idempotent-Replayed: true) instead of doing the work twice. The same key with another body answers 409 idempotency_conflict.
length <= 128Your own id for this request, 8 to 64 letters, digits, dot, dash or underscore. Returned as X-Request-Id; one is made for you when you send none.
^[A-Za-z0-9._-]{8,64}$Request Body
application/json
TypeScript Definitions
Use the request body type in TypeScript.
Response Body
application/json
application/json
application/json
application/json
application/json
application/json
curl -X PUT "https://app.argorant.com/api/v1/signature" \ -H "Idempotency-Key: 6f1c2e7a-run-42" \ -H "Content-Type: application/json" \ -d '{ "template": "Best,\\n{{first_name}}\\nGTM @ Northgate", "replies_only": true }'{ "signature": { "template": "Best,\n{{first_name}}\nGTM @ Northgate", "format": "text", "replies_only": true }}