Hetzner Cloud MCP Server

{ "functions": [ { "name": "list_ssh_keys", "description": "List all SSH keys in your Hetzner Cloud account", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": {}, "required": [] } }, { "name": "get_ssh_key", "description": "Get details about a specific SSH key", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "ssh_key_id": { "type": "integer", "description": "The ID of the SSH key" } }, "required": ["ssh_key_id"] } }, { "name": "create_ssh_key", "description": "Create a new SSH key", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "name": { "type": "string", "description": "Name of the SSH key" }, "public_key": { "type": "string", "description": "The public key in OpenSSH format" }, "labels": { "type": "object", "additionalProperties": { "type": "string" }, "description": "User-defined labels (key-value pairs)" } }, "required": ["name", "public_key"] } }, { "name": "update_ssh_key", "description": "Update an SSH key", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "ssh_key_id": { "type": "integer", "description": "The ID of the SSH key" }, "name": { "type": "string", "description": "New name for the SSH key" }, "labels": { "type": "object", "additionalProperties": { "type": "string" }, "description": "User-defined labels (key-value pairs)" } }, "required": ["ssh_key_id", "name"] } }, { "name": "delete_ssh_key", "description": "Delete an SSH key", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "ssh_key_id": { "type": "integer", "description": "The ID of the SSH key" } }, "required": ["ssh_key_id"] } }, { "name": "list_volumes", "description": "List all volumes in your Hetzner Cloud account", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": {}, "required": [] } }, { "name": "get_volume", "description": "Get details about a specific volume", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "volume_id": { "type": "integer", "description": "The ID of the volume" } }, "required": ["volume_id"] } }, { "name": "create_volume", "description": "Create a new volume", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "name": { "type": "string", "description": "Name of the volume" }, "size": { "type": "integer", "description": "Size of the volume in GB (min 10, max 10240)" }, "location": { "type": "string", "description": "Location where the volume will be created (e.g., nbg1, fsn1)" }, "server": { "type": "integer", "description": "ID of the server to attach the volume to" }, "automount": { "type": "boolean", "description": "Auto-mount the volume after attaching it", "default": false }, "format": { "type": "string", "description": "Filesystem format (e.g., xfs, ext4)" }, "labels": { "type": "object", "additionalProperties": { "type": "string" }, "description": "User-defined labels (key-value pairs)" } }, "required": ["name", "size"] } }, { "name": "delete_volume", "description": "Delete a volume", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "volume_id": { "type": "integer", "description": "The ID of the volume" } }, "required": ["volume_id"] } }, { "name": "attach_volume", "description": "Attach a volume to a server", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "volume_id": { "type": "integer", "description": "The ID of the volume" }, "server_id": { "type": "integer", "description": "The ID of the server to attach the volume to" }, "automount": { "type": "boolean", "description": "Auto-mount the volume after attaching it", "default": false } }, "required": ["volume_id", "server_id"] } }, { "name": "detach_volume", "description": "Detach a volume from a server", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "volume_id": { "type": "integer", "description": "The ID of the volume" } }, "required": ["volume_id"] } }, { "name": "resize_volume", "description": "Resize a volume", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "volume_id": { "type": "integer", "description": "The ID of the volume" }, "size": { "type": "integer", "description": "New size of the volume in GB (must be greater than current size)" } }, "required": ["volume_id", "size"] } }, { "name": "list_servers", "description": "List all servers in your Hetzner Cloud account", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": {}, "required": [] } }, { "name": "get_server", "description": "Get details about a specific server", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "server_id": { "type": "integer", "description": "The ID of the server" } }, "required": ["server_id"] } }, { "name": "create_server", "description": "Create a new server", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "name": { "type": "string", "description": "Name of the server" }, "server_type": { "type": "string", "description": "Server type (e.g., cx11, cx21, etc.)" }, "image": { "type": "string", "description": "Image name or ID (e.g., ubuntu-22.04, debian-11, etc.)" }, "location": { "type": "string", "description": "Location (e.g., nbg1, fsn1, etc.)", "default": "nbg1" }, "ssh_keys": { "type": "array", "items": { "type": "integer" }, "description": "List of SSH key IDs" } }, "required": ["name", "server_type", "image"] } }, { "name": "delete_server", "description": "Delete a server", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "server_id": { "type": "integer", "description": "The ID of the server to delete" } }, "required": ["server_id"] } }, { "name": "list_images", "description": "List available images", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": {}, "required": [] } }, { "name": "list_server_types", "description": "List available server types", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": {}, "required": [] } }, { "name": "list_locations", "description": "List available locations", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": {}, "required": [] } }, { "name": "power_on", "description": "Power on a server", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "server_id": { "type": "integer", "description": "The ID of the server to power on" } }, "required": ["server_id"] } }, { "name": "power_off", "description": "Power off a server", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "server_id": { "type": "integer", "description": "The ID of the server to power off" } }, "required": ["server_id"] } }, { "name": "reboot", "description": "Reboot a server", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "server_id": { "type": "integer", "description": "The ID of the server to reboot" } }, "required": ["server_id"] } }, { "name": "list_firewalls", "description": "List all firewalls in your Hetzner Cloud account", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": {}, "required": [] } }, { "name": "get_firewall", "description": "Get details about a specific firewall", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "firewall_id": { "type": "integer", "description": "The ID of the firewall" } }, "required": ["firewall_id"] } }, { "name": "create_firewall", "description": "Create a new firewall", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "name": { "type": "string", "description": "Name of the firewall" }, "rules": { "type": "array", "items": { "type": "object", "properties": { "direction": { "type": "string", "description": "Direction of the rule (in or out)", "enum": ["in", "out"] }, "protocol": { "type": "string", "description": "Protocol (tcp, udp, icmp, esp, or gre)", "enum": ["tcp", "udp", "icmp", "esp", "gre"] }, "source_ips": { "type": "array", "items": { "type": "string" }, "description": "List of source IPs in CIDR notation" }, "port": { "type": "string", "description": "Port or port range (e.g., '80' or '80-85'), only for TCP/UDP" }, "destination_ips": { "type": "array", "items": { "type": "string" }, "description": "List of destination IPs in CIDR notation" }, "description": { "type": "string", "description": "Description of the rule" } }, "required": ["direction", "protocol", "source_ips"] }, "description": "List of firewall rules" }, "resources": { "type": "array", "items": { "type": "object", "properties": { "type": { "type": "string", "description": "Type of resource ('server' or 'label_selector')", "enum": ["server", "label_selector"] }, "server_id": { "type": "integer", "description": "Server ID (required when type is 'server')" }, "label_selector": { "type": "string", "description": "Label selector (required when type is 'label_selector')" } }, "required": ["type"] }, "description": "List of resources to apply the firewall to" }, "labels": { "type": "object", "additionalProperties": { "type": "string" }, "description": "User-defined labels (key-value pairs)" } }, "required": ["name"] } }, { "name": "update_firewall", "description": "Update a firewall", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "firewall_id": { "type": "integer", "description": "The ID of the firewall" }, "name": { "type": "string", "description": "New name for the firewall" }, "labels": { "type": "object", "additionalProperties": { "type": "string" }, "description": "User-defined labels (key-value pairs)" } }, "required": ["firewall_id"] } }, { "name": "delete_firewall", "description": "Delete a firewall", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "firewall_id": { "type": "integer", "description": "The ID of the firewall" } }, "required": ["firewall_id"] } }, { "name": "set_firewall_rules", "description": "Set rules for a firewall", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "firewall_id": { "type": "integer", "description": "The ID of the firewall" }, "rules": { "type": "array", "items": { "type": "object", "properties": { "direction": { "type": "string", "description": "Direction of the rule (in or out)", "enum": ["in", "out"] }, "protocol": { "type": "string", "description": "Protocol (tcp, udp, icmp, esp, or gre)", "enum": ["tcp", "udp", "icmp", "esp", "gre"] }, "source_ips": { "type": "array", "items": { "type": "string" }, "description": "List of source IPs in CIDR notation" }, "port": { "type": "string", "description": "Port or port range (e.g., '80' or '80-85'), only for TCP/UDP" }, "destination_ips": { "type": "array", "items": { "type": "string" }, "description": "List of destination IPs in CIDR notation" }, "description": { "type": "string", "description": "Description of the rule" } }, "required": ["direction", "protocol", "source_ips"] }, "description": "List of firewall rules" } }, "required": ["firewall_id", "rules"] } }, { "name": "apply_firewall_to_resources", "description": "Apply a firewall to resources", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "firewall_id": { "type": "integer", "description": "The ID of the firewall" }, "resources": { "type": "array", "items": { "type": "object", "properties": { "type": { "type": "string", "description": "Type of resource ('server' or 'label_selector')", "enum": ["server", "label_selector"] }, "server_id": { "type": "integer", "description": "Server ID (required when type is 'server')" }, "label_selector": { "type": "string", "description": "Label selector (required when type is 'label_selector')" } }, "required": ["type"] }, "description": "List of resources to apply the firewall to" } }, "required": ["firewall_id", "resources"] } }, { "name": "remove_firewall_from_resources", "description": "Remove a firewall from resources", "parameters": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "firewall_id": { "type": "integer", "description": "The ID of the firewall" }, "resources": { "type": "array", "items": { "type": "object", "properties": { "type": { "type": "string", "description": "Type of resource ('server' or 'label_selector')", "enum": ["server", "label_selector"] }, "server_id": { "type": "integer", "description": "Server ID (required when type is 'server')" }, "label_selector": { "type": "string", "description": "Label selector (required when type is 'label_selector')" } }, "required": ["type"] }, "description": "List of resources to remove the firewall from" } }, "required": ["firewall_id", "resources"] } } ] }