diff --git a/README.md b/README.md
index 48e61612..f4ccc305 100644
--- a/README.md
+++ b/README.md
@@ -749,6 +749,7 @@ API | Description | Auth | HTTPS | CORS |
 |:---|:---|:---|:---|:---|
 | [mailboxlayer](https://mailboxlayer.com?utm_source=Github&utm_medium=Referral&utm_campaign=Public-apis-repo-Best-sellers) | Email address validation | `apiKey` | Yes | Unknown |
 | [AGPC Domain Check](https://guild.tradeuniquecapital.com/api) | Check a domain's SPF, DKIM, DMARC and MX with a graded shareable report | No | Yes | Yes |
+| [Atomic Mail](https://atomic-mail.github.io/atomic-mail-agentic/) | Email for AI agents: programmatic inbox creation and send/receive over JMAP | `apiKey` | Yes | Unknown |
 | [Cloudmersive Validate](https://cloudmersive.com/validate-api) | Validate email addresses, phone numbers, VAT numbers and domain names | `apiKey` | Yes | Yes |
 | [Disify](https://www.disify.com/) | Validate and detect disposable and temporary email addresses | No | Yes | Yes |
 | [DropMail](https://dropmail.me/api/#live-demo) | GraphQL API for creating and managing ephemeral e-mail inboxes | No | Yes | Unknown |