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AgentMail: List Domains
x402
AgentMail: List Domains is a paid API for AI agents from x402.api.agentmail.to, paid per call via x402, $10/call, status unknown (last checked 2026-09-15, last successful call 2026-05-26).
Retrieves a list of all email domains registered in the AgentMail organization
Price / call$10
Success100%
StatusUnknown
How this service works
List Domains
Output
Returns a JSON list of email domain objects registered in the AgentMail organization, including domain names and associated metadata available for use with agent inboxes.
Example use cases
Example prompt
“Show me all the email domains registered in my AgentMail account so I know which ones are available for creating new agent inboxes.”
Technical details
Endpoint
GEThttps://x402.api.agentmail.to/v0/domainsWhen to prefer
Use this endpoint when you need to discover which email domains are available in an AgentMail organization before creating inboxes or sending email. Prefer this over hardcoding domain names or guessing — it provides the authoritative list of configured domains for the account.
Side effects
- Unauthorized access if API credentials are missing or invalid (401)
- No domains returned if none have been configured yet (empty list)
- Service unavailable if AgentMail API is down (503)
- Payment required if x402 payment header is missing or insufficient (402)
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| limit | integer | Limit of number of items returned. |
| ascending | boolean | Sort in ascending temporal order. |
| page_token | string | Page token for pagination. |
Output
Schema · Response
| Field | Type | Description |
|---|---|---|
| countrequired | integer | Number of items returned. |
| limit | integer | Limit of number of items returned. |
| domainsrequired | array | Ordered by `created_at` descending. |
| next_page_token | string | Page token for pagination. |
Tags
x402
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