diff --git a/pbs-api-types/src/lib.rs b/pbs-api-types/src/lib.rs
index 0aa9374c..427b2d9f 100644
--- a/pbs-api-types/src/lib.rs
+++ b/pbs-api-types/src/lib.rs
@@ -61,6 +61,9 @@ pub mod file_restore;
 mod remote;
 pub use remote::*;
 
+mod tape;
+pub use tape::*;
+
 #[rustfmt::skip]
 #[macro_use]
 mod local_macros {
diff --git a/pbs-api-types/src/tape/changer.rs b/pbs-api-types/src/tape/changer.rs
new file mode 100644
index 00000000..24f529df
--- /dev/null
+++ b/pbs-api-types/src/tape/changer.rs
@@ -0,0 +1,135 @@
+//! Types for tape changer API
+
+use serde::{Deserialize, Serialize};
+
+use proxmox::api::{
+    api,
+    schema::{
+        Schema,
+        ApiStringFormat,
+        ArraySchema,
+        IntegerSchema,
+        StringSchema,
+    },
+};
+
+use crate::{
+    PROXMOX_SAFE_ID_FORMAT,
+    OptionalDeviceIdentification,
+};
+
+pub const CHANGER_NAME_SCHEMA: Schema = StringSchema::new("Tape Changer Identifier.")
+    .format(&PROXMOX_SAFE_ID_FORMAT)
+    .min_length(3)
+    .max_length(32)
+    .schema();
+
+pub const SCSI_CHANGER_PATH_SCHEMA: Schema = StringSchema::new(
+    "Path to Linux generic SCSI device (e.g. '/dev/sg4')")
+    .schema();
+
+pub const MEDIA_LABEL_SCHEMA: Schema = StringSchema::new("Media Label/Barcode.")
+    .format(&PROXMOX_SAFE_ID_FORMAT)
+    .min_length(2)
+    .max_length(32)
+    .schema();
+
+pub const SLOT_ARRAY_SCHEMA: Schema = ArraySchema::new(
+    "Slot list.", &IntegerSchema::new("Slot number")
+        .minimum(1)
+        .schema())
+    .schema();
+
+pub const EXPORT_SLOT_LIST_SCHEMA: Schema = StringSchema::new("\
+A list of slot numbers, comma separated. Those slots are reserved for
+Import/Export, i.e. any media in those slots are considered to be
+'offline'.
+")
+.format(&ApiStringFormat::PropertyString(&SLOT_ARRAY_SCHEMA))
+.schema();
+
+#[api(
+    properties: {
+        name: {
+            schema: CHANGER_NAME_SCHEMA,
+        },
+        path: {
+            schema: SCSI_CHANGER_PATH_SCHEMA,
+        },
+        "export-slots": {
+            schema: EXPORT_SLOT_LIST_SCHEMA,
+            optional: true,
+        },
+    },
+)]
+#[derive(Serialize,Deserialize)]
+#[serde(rename_all = "kebab-case")]
+/// SCSI tape changer
+pub struct ScsiTapeChanger {
+    pub name: String,
+    pub path: String,
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub export_slots: Option<String>,
+}
+
+#[api(
+    properties: {
+        config: {
+            type: ScsiTapeChanger,
+        },
+        info: {
+            type: OptionalDeviceIdentification,
+        },
+    },
+)]
+#[derive(Serialize,Deserialize)]
+#[serde(rename_all = "kebab-case")]
+/// Changer config with optional device identification attributes
+pub struct ChangerListEntry {
+    #[serde(flatten)]
+    pub config: ScsiTapeChanger,
+    #[serde(flatten)]
+    pub info: OptionalDeviceIdentification,
+}
+
+#[api()]
+#[derive(Serialize,Deserialize)]
+#[serde(rename_all = "kebab-case")]
+/// Mtx Entry Kind
+pub enum MtxEntryKind {
+    /// Drive
+    Drive,
+    /// Slot
+    Slot,
+    /// Import/Export Slot
+    ImportExport,
+}
+
+#[api(
+    properties: {
+        "entry-kind": {
+            type: MtxEntryKind,
+        },
+        "label-text": {
+            schema: MEDIA_LABEL_SCHEMA,
+            optional: true,
+        },
+    },
+)]
+#[derive(Serialize,Deserialize)]
+#[serde(rename_all = "kebab-case")]
+/// Mtx Status Entry
+pub struct MtxStatusEntry {
+    pub entry_kind: MtxEntryKind,
+    /// The ID of the slot or drive
+    pub entry_id: u64,
+    /// The media label (volume tag) if the slot/drive is full
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub label_text: Option<String>,
+    /// The slot the drive was loaded from
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub loaded_slot: Option<u64>,
+    /// The current state of the drive
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub state: Option<String>,
+}
diff --git a/pbs-api-types/src/tape/device.rs b/pbs-api-types/src/tape/device.rs
new file mode 100644
index 00000000..368a0015
--- /dev/null
+++ b/pbs-api-types/src/tape/device.rs
@@ -0,0 +1,55 @@
+use ::serde::{Deserialize, Serialize};
+
+use proxmox::api::api;
+
+#[api()]
+#[derive(Serialize,Deserialize)]
+#[serde(rename_all = "kebab-case")]
+/// Optional Device Identification Attributes
+pub struct OptionalDeviceIdentification {
+    /// Vendor (autodetected)
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub vendor: Option<String>,
+    /// Model (autodetected)
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub model: Option<String>,
+    /// Serial number (autodetected)
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub serial: Option<String>,
+}
+
+#[api()]
+#[derive(Debug,Serialize,Deserialize)]
+#[serde(rename_all = "kebab-case")]
+/// Kind of device
+pub enum DeviceKind {
+    /// Tape changer (Autoloader, Robot)
+    Changer,
+    /// Normal SCSI tape device
+    Tape,
+}
+
+#[api(
+    properties: {
+        kind: {
+            type: DeviceKind,
+        },
+    },
+)]
+#[derive(Debug,Serialize,Deserialize)]
+/// Tape device information
+pub struct TapeDeviceInfo {
+    pub kind: DeviceKind,
+    /// Path to the linux device node
+    pub path: String,
+    /// Serial number (autodetected)
+    pub serial: String,
+    /// Vendor (autodetected)
+    pub vendor: String,
+    /// Model (autodetected)
+    pub model: String,
+    /// Device major number
+    pub major: u32,
+    /// Device minor number
+    pub minor: u32,
+}
diff --git a/pbs-api-types/src/tape/drive.rs b/pbs-api-types/src/tape/drive.rs
new file mode 100644
index 00000000..3e207a99
--- /dev/null
+++ b/pbs-api-types/src/tape/drive.rs
@@ -0,0 +1,285 @@
+//! Types for tape drive API
+use std::convert::TryFrom;
+
+use anyhow::{bail, Error};
+use serde::{Deserialize, Serialize};
+
+use proxmox::api::{
+    api,
+    schema::{Schema, IntegerSchema, StringSchema, Updater},
+};
+
+use crate::{
+    PROXMOX_SAFE_ID_FORMAT,
+    CHANGER_NAME_SCHEMA,
+    OptionalDeviceIdentification,
+};
+
+pub const DRIVE_NAME_SCHEMA: Schema = StringSchema::new("Drive Identifier.")
+    .format(&PROXMOX_SAFE_ID_FORMAT)
+    .min_length(3)
+    .max_length(32)
+    .schema();
+
+pub const LTO_DRIVE_PATH_SCHEMA: Schema = StringSchema::new(
+    "The path to a LTO SCSI-generic tape device (i.e. '/dev/sg0')")
+    .schema();
+
+pub const CHANGER_DRIVENUM_SCHEMA: Schema = IntegerSchema::new(
+    "Associated changer drive number (requires option changer)")
+    .minimum(0)
+    .maximum(255)
+    .default(0)
+    .schema();
+
+#[api(
+    properties: {
+        name: {
+            schema: DRIVE_NAME_SCHEMA,
+        }
+    }
+)]
+#[derive(Serialize,Deserialize)]
+/// Simulate tape drives (only for test and debug)
+#[serde(rename_all = "kebab-case")]
+pub struct VirtualTapeDrive {
+    pub name: String,
+    /// Path to directory
+    pub path: String,
+    /// Virtual tape size
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub max_size: Option<usize>,
+}
+
+#[api(
+    properties: {
+        name: {
+            schema: DRIVE_NAME_SCHEMA,
+        },
+        path: {
+            schema: LTO_DRIVE_PATH_SCHEMA,
+        },
+        changer: {
+            schema: CHANGER_NAME_SCHEMA,
+            optional: true,
+        },
+        "changer-drivenum": {
+            schema: CHANGER_DRIVENUM_SCHEMA,
+            optional: true,
+        },
+    }
+)]
+#[derive(Serialize,Deserialize,Updater)]
+#[serde(rename_all = "kebab-case")]
+/// Lto SCSI tape driver
+pub struct LtoTapeDrive {
+    #[updater(skip)]
+    pub name: String,
+    pub path: String,
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub changer: Option<String>,
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub changer_drivenum: Option<u64>,
+}
+
+#[api(
+    properties: {
+        config: {
+            type: LtoTapeDrive,
+        },
+        info: {
+            type: OptionalDeviceIdentification,
+        },
+    },
+)]
+#[derive(Serialize,Deserialize)]
+#[serde(rename_all = "kebab-case")]
+/// Drive list entry
+pub struct DriveListEntry {
+    #[serde(flatten)]
+    pub config: LtoTapeDrive,
+    #[serde(flatten)]
+    pub info: OptionalDeviceIdentification,
+    /// the state of the drive if locked
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub state: Option<String>,
+}
+
+#[api()]
+#[derive(Serialize,Deserialize)]
+/// Medium auxiliary memory attributes (MAM)
+pub struct MamAttribute {
+    /// Attribute id
+    pub id: u16,
+    /// Attribute name
+    pub name: String,
+    /// Attribute value
+    pub value: String,
+}
+
+#[api()]
+#[derive(Serialize,Deserialize,Copy,Clone,Debug)]
+pub enum TapeDensity {
+    /// Unknown (no media loaded)
+    Unknown,
+    /// LTO1
+    LTO1,
+    /// LTO2
+    LTO2,
+    /// LTO3
+    LTO3,
+    /// LTO4
+    LTO4,
+    /// LTO5
+    LTO5,
+    /// LTO6
+    LTO6,
+    /// LTO7
+    LTO7,
+    /// LTO7M8
+    LTO7M8,
+    /// LTO8
+    LTO8,
+}
+
+impl TryFrom<u8> for TapeDensity {
+    type Error = Error;
+
+    fn try_from(value: u8) -> Result<Self, Self::Error> {
+        let density = match value {
+            0x00 => TapeDensity::Unknown,
+            0x40 => TapeDensity::LTO1,
+            0x42 => TapeDensity::LTO2,
+            0x44 => TapeDensity::LTO3,
+            0x46 => TapeDensity::LTO4,
+            0x58 => TapeDensity::LTO5,
+            0x5a => TapeDensity::LTO6,
+            0x5c => TapeDensity::LTO7,
+            0x5d => TapeDensity::LTO7M8,
+            0x5e => TapeDensity::LTO8,
+            _ => bail!("unknown tape density code 0x{:02x}", value),
+        };
+        Ok(density)
+    }
+}
+
+#[api(
+    properties: {
+        density: {
+            type: TapeDensity,
+            optional: true,
+        },
+    },
+)]
+#[derive(Serialize,Deserialize)]
+#[serde(rename_all = "kebab-case")]
+/// Drive/Media status for Lto SCSI drives.
+///
+/// Media related data is optional - only set if there is a medium
+/// loaded.
+pub struct LtoDriveAndMediaStatus {
+    /// Vendor
+    pub vendor: String,
+    /// Product
+    pub product: String,
+    /// Revision
+    pub revision: String,
+    /// Block size (0 is variable size)
+    pub blocksize: u32,
+    /// Compression enabled
+    pub compression: bool,
+    /// Drive buffer mode
+    pub buffer_mode: u8,
+    /// Tape density
+    pub density: TapeDensity,
+    /// Media is write protected
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub write_protect: Option<bool>,
+    /// Tape Alert Flags
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub alert_flags: Option<String>,
+    /// Current file number
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub file_number: Option<u64>,
+    /// Current block number
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub block_number: Option<u64>,
+    /// Medium Manufacture Date (epoch)
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub manufactured: Option<i64>,
+    /// Total Bytes Read in Medium Life
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub bytes_read: Option<u64>,
+    /// Total Bytes Written in Medium Life
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub bytes_written: Option<u64>,
+    /// Number of mounts for the current volume (i.e., Thread Count)
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub volume_mounts: Option<u64>,
+    /// Count of the total number of times the medium has passed over
+    /// the head.
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub medium_passes: Option<u64>,
+    /// Estimated tape wearout factor (assuming max. 16000 end-to-end passes)
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub medium_wearout: Option<f64>,
+}
+
+#[api()]
+/// Volume statistics from SCSI log page 17h
+#[derive(Default, Serialize, Deserialize)]
+#[serde(rename_all = "kebab-case")]
+pub struct Lp17VolumeStatistics {
+    /// Volume mounts (thread count)
+    pub volume_mounts: u64,
+    /// Total data sets written
+    pub volume_datasets_written: u64,
+    /// Write retries
+    pub volume_recovered_write_data_errors: u64,
+    /// Total unrecovered write errors
+    pub volume_unrecovered_write_data_errors: u64,
+    /// Total suspended writes
+    pub volume_write_servo_errors: u64,
+    /// Total fatal suspended writes
+    pub volume_unrecovered_write_servo_errors: u64,
+    /// Total datasets read
+    pub volume_datasets_read: u64,
+    /// Total read retries
+    pub volume_recovered_read_errors: u64,
+    /// Total unrecovered read errors
+    pub volume_unrecovered_read_errors: u64,
+    /// Last mount unrecovered write errors
+    pub last_mount_unrecovered_write_errors: u64,
+    /// Last mount unrecovered read errors
+    pub last_mount_unrecovered_read_errors: u64,
+    /// Last mount bytes written
+    pub last_mount_bytes_written: u64,
+    /// Last mount bytes read
+    pub last_mount_bytes_read: u64,
+    /// Lifetime bytes written
+    pub lifetime_bytes_written: u64,
+    /// Lifetime bytes read
+    pub lifetime_bytes_read: u64,
+    /// Last load write compression ratio
+    pub last_load_write_compression_ratio: u64,
+    /// Last load read compression ratio
+    pub last_load_read_compression_ratio: u64,
+    /// Medium mount time
+    pub medium_mount_time: u64,
+    /// Medium ready time
+    pub medium_ready_time: u64,
+    /// Total native capacity
+    pub total_native_capacity: u64,
+    /// Total used native capacity
+    pub total_used_native_capacity: u64,
+    /// Write protect
+    pub write_protect: bool,
+    /// Volume is WORM
+    pub worm: bool,
+    /// Beginning of medium passes
+    pub beginning_of_medium_passes: u64,
+    /// Middle of medium passes
+    pub middle_of_tape_passes: u64,
+    /// Volume serial number
+    pub serial: String,
+}
diff --git a/pbs-api-types/src/tape/media.rs b/pbs-api-types/src/tape/media.rs
new file mode 100644
index 00000000..4e301c98
--- /dev/null
+++ b/pbs-api-types/src/tape/media.rs
@@ -0,0 +1,182 @@
+use ::serde::{Deserialize, Serialize};
+
+use proxmox::{
+    api::{api, schema::*},
+    tools::Uuid,
+};
+
+use crate::{
+    UUID_FORMAT,
+    MediaStatus,
+    MediaLocation,
+};
+
+pub const MEDIA_SET_UUID_SCHEMA: Schema =
+    StringSchema::new("MediaSet Uuid (We use the all-zero Uuid to reseve an empty media for a specific pool).")
+    .format(&UUID_FORMAT)
+    .schema();
+
+pub const MEDIA_UUID_SCHEMA: Schema =
+    StringSchema::new("Media Uuid.")
+    .format(&UUID_FORMAT)
+    .schema();
+
+#[api(
+    properties: {
+        "media-set-uuid": {
+            schema: MEDIA_SET_UUID_SCHEMA,
+        },
+    },
+)]
+#[derive(Serialize,Deserialize)]
+#[serde(rename_all = "kebab-case")]
+/// Media Set list entry
+pub struct MediaSetListEntry {
+    /// Media set name
+    pub media_set_name: String,
+    pub media_set_uuid: Uuid,
+    /// MediaSet creation time stamp
+    pub media_set_ctime: i64,
+    /// Media Pool
+    pub pool: String,
+}
+
+#[api(
+    properties: {
+        location: {
+            type: MediaLocation,
+        },
+        status: {
+            type: MediaStatus,
+        },
+        uuid: {
+            schema: MEDIA_UUID_SCHEMA,
+        },
+        "media-set-uuid": {
+            schema: MEDIA_SET_UUID_SCHEMA,
+            optional: true,
+        },
+    },
+)]
+#[derive(Serialize,Deserialize)]
+#[serde(rename_all = "kebab-case")]
+/// Media list entry
+pub struct MediaListEntry {
+    /// Media label text (or Barcode)
+    pub label_text: String,
+    pub uuid: Uuid,
+    /// Creation time stamp
+    pub ctime: i64,
+    pub location: MediaLocation,
+    pub status: MediaStatus,
+    /// Expired flag
+    pub expired: bool,
+    /// Catalog status OK
+    pub catalog: bool,
+    /// Media set name
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub media_set_name: Option<String>,
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub media_set_uuid: Option<Uuid>,
+    /// Media set seq_nr
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub seq_nr: Option<u64>,
+    /// MediaSet creation time stamp
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub media_set_ctime: Option<i64>,
+    /// Media Pool
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub pool: Option<String>,
+}
+
+#[api(
+    properties: {
+        uuid: {
+            schema: MEDIA_UUID_SCHEMA,
+        },
+        "media-set-uuid": {
+            schema: MEDIA_SET_UUID_SCHEMA,
+            optional: true,
+        },
+    },
+)]
+#[derive(Serialize,Deserialize)]
+#[serde(rename_all = "kebab-case")]
+/// Media label info
+pub struct MediaIdFlat {
+    /// Unique ID
+    pub uuid: Uuid,
+    /// Media label text (or Barcode)
+    pub label_text: String,
+    /// Creation time stamp
+    pub ctime: i64,
+    // All MediaSet properties are optional here
+    /// MediaSet Pool
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub pool: Option<String>,
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub media_set_uuid: Option<Uuid>,
+    /// MediaSet media sequence number
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub seq_nr: Option<u64>,
+    /// MediaSet Creation time stamp
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub media_set_ctime: Option<i64>,
+    /// Encryption key fingerprint
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub encryption_key_fingerprint: Option<String>,
+}
+
+#[api(
+    properties: {
+        uuid: {
+            schema: MEDIA_UUID_SCHEMA,
+            optional: true,
+        },
+    },
+)]
+#[derive(Serialize,Deserialize)]
+#[serde(rename_all = "kebab-case")]
+/// Label with optional Uuid
+pub struct LabelUuidMap {
+    /// Changer label text (or Barcode)
+    pub label_text: String,
+    /// Associated Uuid (if any)
+    pub uuid: Option<Uuid>,
+}
+
+#[api(
+    properties: {
+        uuid: {
+            schema: MEDIA_UUID_SCHEMA,
+        },
+        "media-set-uuid": {
+            schema: MEDIA_SET_UUID_SCHEMA,
+        },
+    },
+)]
+#[derive(Serialize,Deserialize)]
+#[serde(rename_all = "kebab-case")]
+/// Media content list entry
+pub struct MediaContentEntry {
+    /// Media label text (or Barcode)
+    pub label_text: String,
+    /// Media Uuid
+    pub uuid: Uuid,
+    /// Media set name
+    pub media_set_name: String,
+    /// Media set uuid
+    pub media_set_uuid: Uuid,
+    /// MediaSet Creation time stamp
+    pub media_set_ctime: i64,
+    /// Media set seq_nr
+    pub seq_nr: u64,
+    /// Media Pool
+    pub pool: String,
+    /// Datastore Name
+    pub store: String,
+    /// Backup snapshot
+    pub snapshot: String,
+    /// Snapshot creation time (epoch)
+    pub backup_time: i64,
+}
diff --git a/pbs-api-types/src/tape/media_location.rs b/pbs-api-types/src/tape/media_location.rs
new file mode 100644
index 00000000..a917c609
--- /dev/null
+++ b/pbs-api-types/src/tape/media_location.rs
@@ -0,0 +1,91 @@
+use anyhow::{bail, Error};
+
+use proxmox::api::{
+    schema::{
+        Schema,
+        StringSchema,
+        ApiStringFormat,
+        parse_simple_value,
+    },
+};
+
+use crate::{
+    PROXMOX_SAFE_ID_FORMAT,
+    CHANGER_NAME_SCHEMA,
+};
+
+pub const VAULT_NAME_SCHEMA: Schema = StringSchema::new("Vault name.")
+    .format(&PROXMOX_SAFE_ID_FORMAT)
+    .min_length(3)
+    .max_length(32)
+    .schema();
+
+#[derive(Debug, PartialEq, Clone)]
+/// Media location
+pub enum MediaLocation {
+    /// Ready for use (inside tape library)
+    Online(String),
+    /// Local available, but need to be mounted (insert into tape
+    /// drive)
+    Offline,
+    /// Media is inside a Vault
+    Vault(String),
+}
+
+proxmox::forward_deserialize_to_from_str!(MediaLocation);
+proxmox::forward_serialize_to_display!(MediaLocation);
+
+impl proxmox::api::schema::ApiType for MediaLocation {
+    const API_SCHEMA: Schema = StringSchema::new(
+        "Media location (e.g. 'offline', 'online-<changer_name>', 'vault-<vault_name>')")
+        .format(&ApiStringFormat::VerifyFn(|text| {
+            let location: MediaLocation = text.parse()?;
+            match location {
+                MediaLocation::Online(ref changer) => {
+                    parse_simple_value(changer, &CHANGER_NAME_SCHEMA)?;
+                }
+                MediaLocation::Vault(ref vault) => {
+                    parse_simple_value(vault, &VAULT_NAME_SCHEMA)?;
+                }
+                MediaLocation::Offline => { /* OK */}
+            }
+            Ok(())
+        }))
+        .schema();
+}
+
+
+impl std::fmt::Display for MediaLocation {
+
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self {
+            MediaLocation::Offline => {
+                write!(f, "offline")
+            }
+            MediaLocation::Online(changer) => {
+                write!(f, "online-{}", changer)
+            }
+            MediaLocation::Vault(vault) => {
+                write!(f, "vault-{}", vault)
+            }
+        }
+    }
+}
+
+impl std::str::FromStr for MediaLocation {
+    type Err = Error;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        if s == "offline" {
+            return Ok(MediaLocation::Offline);
+        }
+        if let Some(changer) = s.strip_prefix("online-") {
+            return Ok(MediaLocation::Online(changer.to_string()));
+        }
+        if let Some(vault) = s.strip_prefix("vault-") {
+            return Ok(MediaLocation::Vault(vault.to_string()));
+        }
+
+        bail!("MediaLocation parse error");
+    }
+}
diff --git a/pbs-api-types/src/tape/media_pool.rs b/pbs-api-types/src/tape/media_pool.rs
new file mode 100644
index 00000000..53e46788
--- /dev/null
+++ b/pbs-api-types/src/tape/media_pool.rs
@@ -0,0 +1,161 @@
+//! Types for tape media pool API
+//!
+//! Note: Both MediaSetPolicy and RetentionPolicy are complex enums,
+//! so we cannot use them directly for the API. Instead, we represent
+//! them as String.
+
+use std::str::FromStr;
+
+use anyhow::Error;
+use serde::{Deserialize, Serialize};
+
+use proxmox::api::{
+    api,
+    schema::{Schema, StringSchema, ApiStringFormat, Updater},
+};
+
+use pbs_systemd::time::{parse_calendar_event, parse_time_span, CalendarEvent, TimeSpan};
+
+use crate::{
+    PROXMOX_SAFE_ID_FORMAT,
+    SINGLE_LINE_COMMENT_FORMAT,
+    SINGLE_LINE_COMMENT_SCHEMA,
+    TAPE_ENCRYPTION_KEY_FINGERPRINT_SCHEMA,
+};
+
+pub const MEDIA_POOL_NAME_SCHEMA: Schema = StringSchema::new("Media pool name.")
+    .format(&PROXMOX_SAFE_ID_FORMAT)
+    .min_length(2)
+    .max_length(32)
+    .schema();
+
+pub const MEDIA_SET_NAMING_TEMPLATE_SCHEMA: Schema = StringSchema::new(
+    "Media set naming template (may contain strftime() time format specifications).")
+    .format(&SINGLE_LINE_COMMENT_FORMAT)
+    .min_length(2)
+    .max_length(64)
+    .schema();
+
+pub const MEDIA_SET_ALLOCATION_POLICY_FORMAT: ApiStringFormat =
+    ApiStringFormat::VerifyFn(|s| { MediaSetPolicy::from_str(s)?; Ok(()) });
+
+pub const MEDIA_SET_ALLOCATION_POLICY_SCHEMA: Schema = StringSchema::new(
+    "Media set allocation policy ('continue', 'always', or a calendar event).")
+    .format(&MEDIA_SET_ALLOCATION_POLICY_FORMAT)
+    .schema();
+
+/// Media set allocation policy
+pub enum MediaSetPolicy {
+    /// Try to use the current media set
+    ContinueCurrent,
+    /// Each backup job creates a new media set
+    AlwaysCreate,
+    /// Create a new set when the specified CalendarEvent triggers
+    CreateAt(CalendarEvent),
+}
+
+impl std::str::FromStr for MediaSetPolicy {
+    type Err = Error;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        if s == "continue" {
+            return Ok(MediaSetPolicy::ContinueCurrent);
+        }
+        if s == "always" {
+            return Ok(MediaSetPolicy::AlwaysCreate);
+        }
+
+        let event = parse_calendar_event(s)?;
+
+        Ok(MediaSetPolicy::CreateAt(event))
+    }
+}
+
+pub const MEDIA_RETENTION_POLICY_FORMAT: ApiStringFormat =
+    ApiStringFormat::VerifyFn(|s| { RetentionPolicy::from_str(s)?; Ok(()) });
+
+pub const MEDIA_RETENTION_POLICY_SCHEMA: Schema = StringSchema::new(
+    "Media retention policy ('overwrite', 'keep', or time span).")
+    .format(&MEDIA_RETENTION_POLICY_FORMAT)
+    .schema();
+
+/// Media retention Policy
+pub enum RetentionPolicy {
+    /// Always overwrite media
+    OverwriteAlways,
+    /// Protect data for the timespan specified
+    ProtectFor(TimeSpan),
+    /// Never overwrite data
+    KeepForever,
+}
+
+impl std::str::FromStr for RetentionPolicy {
+    type Err = Error;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        if s == "overwrite" {
+            return Ok(RetentionPolicy::OverwriteAlways);
+        }
+        if s == "keep" {
+            return Ok(RetentionPolicy::KeepForever);
+        }
+
+        let time_span = parse_time_span(s)?;
+
+        Ok(RetentionPolicy::ProtectFor(time_span))
+    }
+}
+
+#[api(
+    properties: {
+        name: {
+            schema: MEDIA_POOL_NAME_SCHEMA,
+        },
+        allocation: {
+            schema: MEDIA_SET_ALLOCATION_POLICY_SCHEMA,
+            optional: true,
+        },
+        retention: {
+            schema: MEDIA_RETENTION_POLICY_SCHEMA,
+            optional: true,
+        },
+        template: {
+            schema: MEDIA_SET_NAMING_TEMPLATE_SCHEMA,
+            optional: true,
+        },
+        encrypt: {
+            schema: TAPE_ENCRYPTION_KEY_FINGERPRINT_SCHEMA,
+            optional: true,
+        },
+        comment: {
+            optional: true,
+            schema: SINGLE_LINE_COMMENT_SCHEMA,
+        },
+    },
+)]
+#[derive(Serialize,Deserialize,Updater)]
+/// Media pool configuration
+pub struct MediaPoolConfig {
+    /// The pool name
+    #[updater(skip)]
+    pub name: String,
+    /// Media Set allocation policy
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub allocation: Option<String>,
+    /// Media retention policy
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub retention: Option<String>,
+    /// Media set naming template (default "%c")
+    ///
+    /// The template is UTF8 text, and can include strftime time
+    /// format specifications.
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub template: Option<String>,
+    /// Encryption key fingerprint
+    ///
+    /// If set, encrypt all data using the specified key.
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub encrypt: Option<String>,
+    #[serde(skip_serializing_if="Option::is_none")]
+    pub comment: Option<String>,
+}
diff --git a/pbs-api-types/src/tape/media_status.rs b/pbs-api-types/src/tape/media_status.rs
new file mode 100644
index 00000000..5a3bff96
--- /dev/null
+++ b/pbs-api-types/src/tape/media_status.rs
@@ -0,0 +1,21 @@
+use ::serde::{Deserialize, Serialize};
+
+use proxmox::api::api;
+
+#[api()]
+/// Media status
+#[derive(Debug, PartialEq, Copy, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "lowercase")]
+/// Media Status
+pub enum MediaStatus {
+    /// Media is ready to be written
+    Writable,
+    /// Media is full (contains data)
+    Full,
+    /// Media is marked as unknown, needs rescan
+    Unknown,
+    /// Media is marked as damaged
+    Damaged,
+    /// Media is marked as retired
+    Retired,
+}
diff --git a/pbs-api-types/src/tape/mod.rs b/pbs-api-types/src/tape/mod.rs
new file mode 100644
index 00000000..a77be7f7
--- /dev/null
+++ b/pbs-api-types/src/tape/mod.rs
@@ -0,0 +1,94 @@
+//! Types for tape backup API
+
+mod device;
+pub use device::*;
+
+mod changer;
+pub use changer::*;
+
+mod drive;
+pub use drive::*;
+
+mod media_pool;
+pub use media_pool::*;
+
+mod media_status;
+pub use media_status::*;
+
+mod media_location;
+
+pub use media_location::*;
+
+mod media;
+pub use media::*;
+
+use ::serde::{Deserialize, Serialize};
+
+use proxmox::api::api;
+use proxmox::api::schema::{Schema, StringSchema, ApiStringFormat};
+use proxmox::tools::Uuid;
+
+use proxmox::const_regex;
+
+use crate::{
+    FINGERPRINT_SHA256_FORMAT, BACKUP_ID_SCHEMA, BACKUP_TYPE_SCHEMA,
+};
+
+const_regex!{
+    pub TAPE_RESTORE_SNAPSHOT_REGEX = concat!(r"^", PROXMOX_SAFE_ID_REGEX_STR!(), r":", SNAPSHOT_PATH_REGEX_STR!(), r"$");
+}
+
+pub const TAPE_RESTORE_SNAPSHOT_FORMAT: ApiStringFormat =
+    ApiStringFormat::Pattern(&TAPE_RESTORE_SNAPSHOT_REGEX);
+
+pub const TAPE_ENCRYPTION_KEY_FINGERPRINT_SCHEMA: Schema = StringSchema::new(
+    "Tape encryption key fingerprint (sha256)."
+)
+    .format(&FINGERPRINT_SHA256_FORMAT)
+    .schema();
+
+pub const TAPE_RESTORE_SNAPSHOT_SCHEMA: Schema = StringSchema::new(
+    "A snapshot in the format: 'store:type/id/time")
+    .format(&TAPE_RESTORE_SNAPSHOT_FORMAT)
+    .type_text("store:type/id/time")
+    .schema();
+
+#[api(
+    properties: {
+        pool: {
+            schema: MEDIA_POOL_NAME_SCHEMA,
+            optional: true,
+        },
+        "label-text": {
+            schema: MEDIA_LABEL_SCHEMA,
+            optional: true,
+        },
+        "media": {
+            schema: MEDIA_UUID_SCHEMA,
+            optional: true,
+        },
+        "media-set": {
+            schema: MEDIA_SET_UUID_SCHEMA,
+            optional: true,
+        },
+        "backup-type": {
+            schema: BACKUP_TYPE_SCHEMA,
+            optional: true,
+        },
+        "backup-id": {
+            schema: BACKUP_ID_SCHEMA,
+            optional: true,
+        },
+    },
+)]
+#[derive(Serialize,Deserialize)]
+#[serde(rename_all="kebab-case")]
+/// Content list filter parameters
+pub struct MediaContentListFilter {
+    pub pool: Option<String>,
+    pub label_text: Option<String>,
+    pub media: Option<Uuid>,
+    pub media_set: Option<Uuid>,
+    pub backup_type: Option<String>,
+    pub backup_id: Option<String>,
+}