> ## Documentation Index
> Fetch the complete documentation index at: https://agentmail.manicule.dev/llms.txt
> Use this file to discover all available pages before exploring further.
> For every page in one file, fetch https://agentmail.manicule.dev/llms-full.txt (large).
> To search and read these docs as tools, connect the MCP server at https://agentmail.manicule.dev/api/mcp.
> Every agent surface: https://agentmail.manicule.dev/.well-known/llms-manifest.json

# Get Thread (/api-reference/get-thread-2)

<!-- agent-signals: reading_time_min: 6 · est_tokens: 4556 · updated: 2026-09-29 -->
Related: [Sign Up](/api-reference/sign-up.md), [Attach Human](/api-reference/attach-human.md), [Verify](/api-reference/verify.md), [List Inboxes](/api-reference/list-inboxes.md), [Create Inbox](/api-reference/create-inbox.md), [Search Inboxes](/api-reference/search-inboxes.md)

# Get Thread

`GET /v0/threads/{thread_id}`

> **CLI:**
> ```bash
> agentmail threads get --thread-id <thread_id>
> ```

Base URL: `https://api.agentmail.to`

Base URL: `https://x402.api.agentmail.to`

Base URL: `https://mpp.api.agentmail.to`

Base URL: `https://api.agentmail.eu`

## OpenAPI

```json
{
  "servers": [
    {
      "url": "https://api.agentmail.to",
      "description": "prod"
    },
    {
      "url": "https://x402.api.agentmail.to",
      "description": "prod-x402"
    },
    {
      "url": "https://mpp.api.agentmail.to",
      "description": "prod-mpp"
    },
    {
      "url": "https://api.agentmail.eu",
      "description": "eu-prod"
    }
  ],
  "security": [
    {
      "Bearer": []
    }
  ],
  "securitySchemes": {
    "Bearer": {
      "type": "http",
      "scheme": "bearer"
    }
  },
  "parameters": [
    {
      "name": "thread_id",
      "in": "path",
      "required": true,
      "schema": {
        "type": "string",
        "description": "ID of thread.",
        "title": "ThreadId"
      }
    },
    {
      "name": "limit",
      "in": "query",
      "description": "Maximum number of messages to return. Cannot exceed 100.",
      "required": false,
      "schema": {
        "type": "integer",
        "description": "Limit of number of items returned.",
        "title": "Limit"
      }
    },
    {
      "name": "page_token",
      "in": "query",
      "description": "Token returned by the previous response for retrieving the next, older page.",
      "required": false,
      "schema": {
        "type": "string",
        "description": "Page token for pagination.",
        "title": "PageToken"
      }
    }
  ],
  "responses": {
    "200": {
      "description": "Response with status 200",
      "content": {
        "application/json": {
          "schema": {
            "type": "object",
            "properties": {
              "inbox_id": {
                "type": "string",
                "description": "The ID of the inbox.",
                "title": "InboxId"
              },
              "thread_id": {
                "type": "string",
                "description": "ID of thread.",
                "title": "ThreadId"
              },
              "labels": {
                "type": "array",
                "items": {
                  "type": "string"
                },
                "description": "Labels of thread.",
                "title": "ThreadLabels"
              },
              "timestamp": {
                "type": "string",
                "format": "date-time",
                "description": "Timestamp of last sent or received message.",
                "title": "ThreadTimestamp"
              },
              "received_timestamp": {
                "type": "string",
                "format": "date-time",
                "description": "Timestamp of last received message.",
                "title": "ThreadReceivedTimestamp"
              },
              "sent_timestamp": {
                "type": "string",
                "format": "date-time",
                "description": "Timestamp of last sent message.",
                "title": "ThreadSentTimestamp"
              },
              "senders": {
                "type": "array",
                "items": {
                  "type": "string"
                },
                "description": "Senders in thread. In format `username@domain.com` or `Display Name <username@domain.com>`.",
                "title": "ThreadSenders"
              },
              "recipients": {
                "type": "array",
                "items": {
                  "type": "string"
                },
                "description": "Recipients in thread. In format `username@domain.com` or `Display Name <username@domain.com>`.",
                "title": "ThreadRecipients"
              },
              "subject": {
                "type": "string",
                "description": "Subject of thread.",
                "title": "ThreadSubject"
              },
              "preview": {
                "type": "string",
                "description": "Text preview of last message in thread.",
                "title": "ThreadPreview"
              },
              "attachments": {
                "type": "array",
                "items": {
                  "type": "object",
                  "properties": {
                    "attachment_id": {
                      "type": "string",
                      "description": "ID of attachment.",
                      "title": "AttachmentId"
                    },
                    "filename": {
                      "type": "string",
                      "description": "Filename of attachment.",
                      "title": "AttachmentFilename"
                    },
                    "size": {
                      "type": "integer",
                      "description": "Size of attachment in bytes.",
                      "title": "AttachmentSize"
                    },
                    "content_type": {
                      "type": "string",
                      "description": "Content type of attachment.",
                      "title": "AttachmentContentType"
                    },
                    "content_disposition": {
                      "type": "string",
                      "enum": [
                        "inline",
                        "attachment"
                      ],
                      "description": "Content disposition of attachment.",
                      "title": "AttachmentContentDisposition"
                    },
                    "content_id": {
                      "type": "string",
                      "description": "Content ID of attachment.",
                      "title": "AttachmentContentId"
                    }
                  },
                  "required": [
                    "attachment_id",
                    "size"
                  ],
                  "title": "Attachment"
                },
                "description": "Attachments in thread.",
                "title": "ThreadAttachments"
              },
              "last_message_id": {
                "type": "string",
                "description": "ID of last message in thread.",
                "title": "ThreadLastMessageId"
              },
              "message_count": {
                "type": "integer",
                "description": "Number of messages in thread.",
                "title": "ThreadMessageCount"
              },
              "size": {
                "type": "integer",
                "description": "Size of thread in bytes.",
                "title": "ThreadSize"
              },
              "updated_at": {
                "type": "string",
                "format": "date-time",
                "description": "Time at which thread was last updated.",
                "title": "ThreadUpdatedAt"
              },
              "created_at": {
                "type": "string",
                "format": "date-time",
                "description": "Time at which thread was created.",
                "title": "ThreadCreatedAt"
              },
              "count": {
                "type": "integer",
                "description": "Number of items returned.",
                "title": "Count"
              },
              "limit": {
                "type": "integer",
                "description": "Limit of number of items returned.",
                "title": "Limit"
              },
              "next_page_token": {
                "type": "string",
                "description": "Page token for pagination.",
                "title": "PageToken"
              },
              "messages": {
                "type": "array",
                "items": {
                  "type": "object",
                  "properties": {
                    "inbox_id": {
                      "type": "string",
                      "description": "The ID of the inbox.",
                      "title": "InboxId"
                    },
                    "thread_id": {
                      "type": "string",
                      "description": "ID of thread.",
                      "title": "ThreadId"
                    },
                    "message_id": {
                      "type": "string",
                      "description": "ID of message.",
                      "title": "MessageId"
                    },
                    "labels": {
                      "type": "array",
                      "items": {
                        "type": "string"
                      },
                      "description": "Labels of message.",
                      "title": "MessageLabels"
                    },
                    "timestamp": {
                      "type": "string",
                      "format": "date-time",
                      "description": "Time at which message was sent or drafted.",
                      "title": "MessageTimestamp"
                    },
                    "from": {
                      "type": "string",
                      "description": "Address of sender. In format `username@domain.com` or `Display Name <username@domain.com>`.",
                      "title": "MessageFrom"
                    },
                    "reply_to": {
                      "type": "array",
                      "items": {
                        "type": "string"
                      },
                      "description": "Reply-to addresses. In format `username@domain.com` or `Display Name <username@domain.com>`."
                    },
                    "to": {
                      "type": "array",
                      "items": {
                        "type": "string"
                      },
                      "description": "Addresses of recipients. In format `username@domain.com` or `Display Name <username@domain.com>`.",
                      "title": "MessageTo"
                    },
                    "cc": {
                      "type": "array",
                      "items": {
                        "type": "string"
                      },
                      "description": "Addresses of CC recipients. In format `username@domain.com` or `Display Name <username@domain.com>`.",
                      "title": "MessageCc"
                    },
                    "bcc": {
                      "type": "array",
                      "items": {
                        "type": "string"
                      },
                      "description": "Addresses of BCC recipients. In format `username@domain.com` or `Display Name <username@domain.com>`.",
                      "title": "MessageBcc"
                    },
                    "subject": {
                      "type": "string",
                      "description": "Subject of message.",
                      "title": "MessageSubject"
                    },
                    "preview": {
                      "type": "string",
                      "description": "Text preview of message.",
                      "title": "MessagePreview"
                    },
                    "text": {
                      "type": "string",
                      "description": "Plain text body of message.",
                      "title": "MessageText"
                    },
                    "html": {
                      "type": "string",
                      "description": "HTML body of message.",
                      "title": "MessageHtml"
                    },
                    "extracted_text": {
                      "type": "string",
                      "description": "Extracted new text content."
                    },
                    "extracted_html": {
                      "type": "string",
                      "description": "Extracted new HTML content."
                    },
                    "attachments": {
                      "type": "array",
                      "items": {
                        "type": "object",
                        "properties": {
                          "attachment_id": {
                            "type": "string",
                            "description": "ID of attachment.",
                            "title": "AttachmentId"
                          },
                          "filename": {
                            "type": "string",
                            "description": "Filename of attachment.",
                            "title": "AttachmentFilename"
                          },
                          "size": {
                            "type": "integer",
                            "description": "Size of attachment in bytes.",
                            "title": "AttachmentSize"
                          },
                          "content_type": {
                            "type": "string",
                            "description": "Content type of attachment.",
                            "title": "AttachmentContentType"
                          },
                          "content_disposition": {
                            "type": "string",
                            "enum": [
                              "inline",
                              "attachment"
                            ],
                            "description": "Content disposition of attachment.",
                            "title": "AttachmentContentDisposition"
                          },
                          "content_id": {
                            "type": "string",
                            "description": "Content ID of attachment.",
                            "title": "AttachmentContentId"
                          }
                        },
                        "required": [
                          "attachment_id",
                          "size"
                        ],
                        "title": "Attachment"
                      },
                      "description": "Attachments in message.",
                      "title": "MessageAttachments"
                    },
                    "in_reply_to": {
                      "type": "string",
                      "description": "ID of message being replied to.",
                      "title": "MessageInReplyTo"
                    },
                    "references": {
                      "type": "array",
                      "items": {
                        "type": "string"
                      },
                      "description": "IDs of previous messages in thread.",
                      "title": "MessageReferences"
                    },
                    "headers": {
                      "type": "object",
                      "additionalProperties": {
                        "type": "string"
                      },
                      "description": "Headers in message.",
                      "title": "MessageHeaders"
                    },
                    "size": {
                      "type": "integer",
                      "description": "Size of message in bytes.",
                      "title": "MessageSize"
                    },
                    "updated_at": {
                      "type": "string",
                      "format": "date-time",
                      "description": "Time at which message was last updated.",
                      "title": "MessageUpdatedAt"
                    },
                    "created_at": {
                      "type": "string",
                      "format": "date-time",
                      "description": "Time at which message was created.",
                      "title": "MessageCreatedAt"
                    }
                  },
                  "required": [
                    "inbox_id",
                    "thread_id",
                    "message_id",
                    "labels",
                    "timestamp",
                    "from",
                    "to",
                    "size",
                    "updated_at",
                    "created_at"
                  ],
                  "title": "Message"
                },
                "description": "Messages in this page, ordered by `timestamp` ascending. The first page contains the newest messages; follow `next_page_token` to retrieve older pages."
              }
            },
            "required": [
              "inbox_id",
              "thread_id",
              "labels",
              "timestamp",
              "senders",
              "recipients",
              "last_message_id",
              "message_count",
              "size",
              "updated_at",
              "created_at",
              "count",
              "messages"
            ],
            "title": "Thread"
          }
        }
      }
    },
    "404": {
      "description": "Error response with status 404",
      "content": {
        "application/json": {
          "schema": {
            "type": "object",
            "properties": {
              "name": {
                "type": "string",
                "description": "Name of error.",
                "title": "ErrorName"
              },
              "code": {
                "type": "string",
                "description": "Stable, machine-readable error code in snake_case (for example, not_found or missing_permission). Branch on this rather than the message text.",
                "title": "ErrorCode"
              },
              "message": {
                "type": "string",
                "description": "Error message.",
                "title": "ErrorMessage"
              },
              "fix": {
                "type": "string",
                "description": "The concrete next action that resolves the error.",
                "title": "ErrorFix"
              },
              "docs": {
                "type": "string",
                "description": "Link to the error reference entry for this code.",
                "title": "ErrorDocs"
              }
            },
            "required": [
              "name",
              "message"
            ],
            "title": "ErrorResponse"
          }
        }
      }
    }
  }
}
```