diff --git a/bson-multiplatform/src/commonMain/kotlin/BsonFactory.kt b/bson-multiplatform/src/commonMain/kotlin/BsonFactory.kt
index 7a064d2d..bdff1eae 100644
--- a/bson-multiplatform/src/commonMain/kotlin/BsonFactory.kt
+++ b/bson-multiplatform/src/commonMain/kotlin/BsonFactory.kt
@@ -204,6 +204,9 @@ class BsonFactory(
 	override fun readDocument(bytes: ByteArray): BsonDocument =
 		BsonDocument(this, Bytes(bytes.copyOf()))
 
+	override fun readDocument(document: opensavvy.ktmongo.bson.BsonDocument): BsonDocument =
+		super.readDocument(document) as BsonDocument
+
 	@LowLevelApi
 	override fun buildArray(block: BsonValueWriter.() -> Unit): BsonArray =
 		buildArbitraryTopLevel {
@@ -226,6 +229,12 @@ class BsonFactory(
 	override fun readArray(bytes: ByteArray): BsonArray =
 		BsonArray(this, Bytes(bytes.copyOf()))
 
+	override fun readArray(array: opensavvy.ktmongo.bson.BsonArray): BsonArray =
+		super.readArray(array) as BsonArray
+
+	override fun readValue(value: opensavvy.ktmongo.bson.BsonValue): BsonValue =
+		super.readValue(value) as BsonValue
+
 	@LowLevelApi
 	@DangerousMongoApi
 	internal interface TopCompletableBsonFieldWriter : CompletableBsonFieldWriter {
diff --git a/bson-official/src/commonMain/kotlin/BsonFactory.kt b/bson-official/src/commonMain/kotlin/BsonFactory.kt
index e5b58374..65ab1bb9 100644
--- a/bson-official/src/commonMain/kotlin/BsonFactory.kt
+++ b/bson-official/src/commonMain/kotlin/BsonFactory.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2025, OpenSavvy and contributors.
+ * Copyright (c) 2025-2026, OpenSavvy and contributors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -38,6 +38,9 @@ expect class BsonFactory : BsonFactory {
 	@LowLevelApi
 	override fun readDocument(bytes: ByteArray): BsonDocument
 
+	@LowLevelApi
+	override fun readDocument(document: opensavvy.ktmongo.bson.BsonDocument): BsonDocument
+
 	@LowLevelApi
 	override fun buildArray(block: BsonValueWriter.() -> Unit): BsonArray
 
@@ -46,4 +49,10 @@ expect class BsonFactory : BsonFactory {
 
 	@LowLevelApi
 	override fun readArray(bytes: ByteArray): BsonArray
+
+	@LowLevelApi
+	override fun readArray(array: opensavvy.ktmongo.bson.BsonArray): BsonArray
+
+	@LowLevelApi
+	override fun readValue(value: opensavvy.ktmongo.bson.BsonValue): BsonValue
 }
diff --git a/bson-official/src/jvmMain/kotlin/BsonFactory.jvm.kt b/bson-official/src/jvmMain/kotlin/BsonFactory.jvm.kt
index e1d2f682..3154e56f 100644
--- a/bson-official/src/jvmMain/kotlin/BsonFactory.jvm.kt
+++ b/bson-official/src/jvmMain/kotlin/BsonFactory.jvm.kt
@@ -178,6 +178,10 @@ actual class BsonFactory(
 		return readDocument(document)
 	}
 
+	@LowLevelApi
+	actual override fun readDocument(document: opensavvy.ktmongo.bson.BsonDocument): BsonDocument =
+		super.readDocument(document) as BsonDocument
+
 	@LowLevelApi
 	actual override fun buildArray(block: BsonValueWriter.() -> Unit): BsonArray {
 		val nativeArray = org.bson.BsonArray()
@@ -208,12 +212,20 @@ actual class BsonFactory(
 	fun readArray(raw: org.bson.BsonArray): BsonArray =
 		BsonArray(raw, this)
 
+	@LowLevelApi
+	actual override fun readArray(array: opensavvy.ktmongo.bson.BsonArray): BsonArray =
+		super.readArray(array) as BsonArray
+
 	/**
 	 * Wraps a [org.bson.BsonValue] from the official MongoDB driver into its KtMongo equivalent.
 	 */
 	fun readValue(raw: org.bson.BsonValue): BsonValue =
 		BsonValue(raw, this)
 
+	@LowLevelApi
+	actual override fun readValue(value: opensavvy.ktmongo.bson.BsonValue): BsonValue =
+		super.readValue(value) as BsonValue
+
 	/**
 	 * Returns the instance of [Codec] (from the official MongoDB driver)
 	 * that is used to encode or decode the given [type].
diff --git a/bson/src/commonMain/kotlin/BsonFactory.kt b/bson/src/commonMain/kotlin/BsonFactory.kt
index dfbd1c18..a8c6902f 100644
--- a/bson/src/commonMain/kotlin/BsonFactory.kt
+++ b/bson/src/commonMain/kotlin/BsonFactory.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2024-2025, OpenSavvy and contributors.
+ * Copyright (c) 2024-2026, OpenSavvy and contributors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,6 +16,7 @@
 
 package opensavvy.ktmongo.bson
 
+import opensavvy.ktmongo.dsl.DangerousMongoApi
 import opensavvy.ktmongo.dsl.LowLevelApi
 import kotlin.reflect.KType
 import kotlin.reflect.typeOf
@@ -159,6 +160,27 @@ interface BsonFactory {
 	@LowLevelApi
 	fun readDocument(bytes: ByteArray): BsonDocument
 
+	/**
+	 * Returns a [BsonDocument] that is tied to this factory, that represents the same data as [document].
+	 *
+	 * This method is useful when you need to convert from a different [BsonDocument] implementation to the
+	 * one returned by this factory. For example, if you have a [BsonDocument] from the Multiplatform driver and you
+	 * want to convert it to one from the official driver.
+	 *
+	 * The returned document may be referentially identical to [document] if [document] was already produced by this factory.
+	 *
+	 * The returned document may share memory with [document].
+	 */
+	@OptIn(LowLevelApi::class, DangerousMongoApi::class)
+	fun readDocument(document: BsonDocument): BsonDocument =
+		buildDocument {
+			for ((name, value) in document) {
+				write(name) {
+					pipe(value)
+				}
+			}
+		}
+
 	/**
 	 * Instantiates a new [BSON array][BsonArray].
 	 *
@@ -205,6 +227,42 @@ interface BsonFactory {
 	@LowLevelApi
 	fun readArray(bytes: ByteArray): BsonArray
 
+	/**
+	 * Returns a [BsonArray] that is tied to this factory, that represents the same data as [array].
+	 *
+	 * This method is useful when you need to convert from a different [BsonArray] implementation to the
+	 * one returned by this factory. For example, if you have a [BsonArray] from the Multiplatform driver and you
+	 * want to convert it to one from the official driver.
+	 *
+	 * The returned array may be referentially identical to [array] if [array] was already produced by this factory.
+	 *
+	 * The returned array may share memory with [array].
+	 */
+	@OptIn(LowLevelApi::class, DangerousMongoApi::class)
+	fun readArray(array: BsonArray): BsonArray =
+		buildArray {
+			for (value in array) {
+				pipe(value)
+			}
+		}
+
+	/**
+	 * Returns a [BsonValue] that is tied to this factory, that represents the same data as [value].
+	 *
+	 * This method is useful when you need to convert from a different [BsonValue] implementation to the
+	 * one returned by this factory. For example, if you have a [BsonValue] from the Multiplatform driver and you
+	 * want to convert it to one from the official driver.
+	 *
+	 * The returned value may be referentially identical to [value] if [value] was already produced by this factory.
+	 *
+	 * The returned value may share memory with [value].
+	 */
+	@OptIn(DangerousMongoApi::class, LowLevelApi::class)
+	fun readValue(value: BsonValue): BsonValue =
+		buildArray {
+			pipe(value)
+		}[0]!!
+
 }
 
 /**