{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://raw.githubusercontent.com/api-evangelist/anthropic/main/json-schema/anthropic-beta-tunnel-schema.json", "title": "BetaTunnel", "description": "An MCP tunnel.", "x-generated": "2026-09-23", "x-method": "derived", "x-generator": "derive-json-schema.py", "x-source": "openapi/anthropic-tunnels-api-openapi.yml#/components/schemas/BetaTunnel", "type": "object", "additionalProperties": false, "required": [ "type", "id", "domain", "display_name", "created_at", "archived_at" ], "properties": { "type": { "type": "string", "const": "tunnel" }, "id": { "description": "Unique identifier for the tunnel, prefixed with `tnl_`.", "type": "string" }, "domain": { "description": "Anthropic-assigned hostname for the tunnel. MCP server URLs whose host is a subdomain of this value are routed through the tunnel. Globally unique and never reused, even after the tunnel is archived.", "type": "string" }, "display_name": { "description": "Human-readable name for the tunnel (1-255 characters). Null if unset.", "anyOf": [ { "type": "string" }, { "type": "null" } ] }, "created_at": { "description": "RFC 3339 datetime string indicating when the tunnel was created.", "allOf": [ { "$ref": "#/$defs/BetaTimestamp" } ] }, "archived_at": { "description": "RFC 3339 datetime string indicating when the tunnel was archived. Null if it is not archived.", "anyOf": [ { "$ref": "#/$defs/BetaTimestamp" }, { "type": "null" } ] } }, "$defs": { "BetaTimestamp": { "description": "A timestamp in RFC 3339 format", "type": "string", "format": "date-time" } } }