diff --git a/build.gradle b/build.gradle
index 3e1dc674..ebd8fe7e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -47,7 +47,7 @@ publishing {
         maven(MavenPublication) {
             groupId = 'com.assemblyai'
             artifactId = 'assemblyai-java'
-            version = '4.0.0'
+            version = '4.0.1'
             from components.java
             pom {
                 scm {
diff --git a/src/main/java/com/assemblyai/api/resources/lemur/types/LemurModel.java b/src/main/java/com/assemblyai/api/resources/lemur/types/LemurModel.java
index 4893477b..9829263b 100644
--- a/src/main/java/com/assemblyai/api/resources/lemur/types/LemurModel.java
+++ b/src/main/java/com/assemblyai/api/resources/lemur/types/LemurModel.java
@@ -7,30 +7,25 @@
 import com.fasterxml.jackson.annotation.JsonValue;
 
 public final class LemurModel {
-    public static final LemurModel BASIC = new LemurModel(Value.BASIC, "basic");
+    public static final LemurModel DEFAULT = new LemurModel(Value.DEFAULT, "default");
+
+    public static final LemurModel ANTHROPIC_CLAUDE2_0 =
+            new LemurModel(Value.ANTHROPIC_CLAUDE2_0, "anthropic/claude-2");
 
     public static final LemurModel ANTHROPIC_CLAUDE3_5_SONNET =
             new LemurModel(Value.ANTHROPIC_CLAUDE3_5_SONNET, "anthropic/claude-3-5-sonnet");
 
-    public static final LemurModel ANTHROPIC_CLAUDE2_1 =
-            new LemurModel(Value.ANTHROPIC_CLAUDE2_1, "anthropic/claude-2-1");
-
-    public static final LemurModel ANTHROPIC_CLAUDE_INSTANT1_2 =
-            new LemurModel(Value.ANTHROPIC_CLAUDE_INSTANT1_2, "anthropic/claude-instant-1-2");
-
     public static final LemurModel ANTHROPIC_CLAUDE3_SONNET =
             new LemurModel(Value.ANTHROPIC_CLAUDE3_SONNET, "anthropic/claude-3-sonnet");
 
-    public static final LemurModel ANTHROPIC_CLAUDE2_0 =
-            new LemurModel(Value.ANTHROPIC_CLAUDE2_0, "anthropic/claude-2");
-
     public static final LemurModel ASSEMBLYAI_MISTRAL7B =
             new LemurModel(Value.ASSEMBLYAI_MISTRAL7B, "assemblyai/mistral-7b");
 
     public static final LemurModel ANTHROPIC_CLAUDE3_HAIKU =
             new LemurModel(Value.ANTHROPIC_CLAUDE3_HAIKU, "anthropic/claude-3-haiku");
 
-    public static final LemurModel DEFAULT = new LemurModel(Value.DEFAULT, "default");
+    public static final LemurModel ANTHROPIC_CLAUDE2_1 =
+            new LemurModel(Value.ANTHROPIC_CLAUDE2_1, "anthropic/claude-2-1");
 
     public static final LemurModel ANTHROPIC_CLAUDE3_OPUS =
             new LemurModel(Value.ANTHROPIC_CLAUDE3_OPUS, "anthropic/claude-3-opus");
@@ -66,24 +61,20 @@ public int hashCode() {
 
     public <T> T visit(Visitor<T> visitor) {
         switch (value) {
-            case BASIC:
-                return visitor.visitBasic();
+            case DEFAULT:
+                return visitor.visitDefault();
+            case ANTHROPIC_CLAUDE2_0:
+                return visitor.visitAnthropicClaude2_0();
             case ANTHROPIC_CLAUDE3_5_SONNET:
                 return visitor.visitAnthropicClaude3_5_Sonnet();
-            case ANTHROPIC_CLAUDE2_1:
-                return visitor.visitAnthropicClaude2_1();
-            case ANTHROPIC_CLAUDE_INSTANT1_2:
-                return visitor.visitAnthropicClaudeInstant1_2();
             case ANTHROPIC_CLAUDE3_SONNET:
                 return visitor.visitAnthropicClaude3_Sonnet();
-            case ANTHROPIC_CLAUDE2_0:
-                return visitor.visitAnthropicClaude2_0();
             case ASSEMBLYAI_MISTRAL7B:
                 return visitor.visitAssemblyaiMistral7b();
             case ANTHROPIC_CLAUDE3_HAIKU:
                 return visitor.visitAnthropicClaude3_Haiku();
-            case DEFAULT:
-                return visitor.visitDefault();
+            case ANTHROPIC_CLAUDE2_1:
+                return visitor.visitAnthropicClaude2_1();
             case ANTHROPIC_CLAUDE3_OPUS:
                 return visitor.visitAnthropicClaude3_Opus();
             case UNKNOWN:
@@ -95,24 +86,20 @@ public <T> T visit(Visitor<T> visitor) {
     @JsonCreator(mode = JsonCreator.Mode.DELEGATING)
     public static LemurModel valueOf(String value) {
         switch (value) {
-            case "basic":
-                return BASIC;
+            case "default":
+                return DEFAULT;
+            case "anthropic/claude-2":
+                return ANTHROPIC_CLAUDE2_0;
             case "anthropic/claude-3-5-sonnet":
                 return ANTHROPIC_CLAUDE3_5_SONNET;
-            case "anthropic/claude-2-1":
-                return ANTHROPIC_CLAUDE2_1;
-            case "anthropic/claude-instant-1-2":
-                return ANTHROPIC_CLAUDE_INSTANT1_2;
             case "anthropic/claude-3-sonnet":
                 return ANTHROPIC_CLAUDE3_SONNET;
-            case "anthropic/claude-2":
-                return ANTHROPIC_CLAUDE2_0;
             case "assemblyai/mistral-7b":
                 return ASSEMBLYAI_MISTRAL7B;
             case "anthropic/claude-3-haiku":
                 return ANTHROPIC_CLAUDE3_HAIKU;
-            case "default":
-                return DEFAULT;
+            case "anthropic/claude-2-1":
+                return ANTHROPIC_CLAUDE2_1;
             case "anthropic/claude-3-opus":
                 return ANTHROPIC_CLAUDE3_OPUS;
             default:
@@ -135,10 +122,6 @@ public enum Value {
 
         DEFAULT,
 
-        ANTHROPIC_CLAUDE_INSTANT1_2,
-
-        BASIC,
-
         ASSEMBLYAI_MISTRAL7B,
 
         UNKNOWN
@@ -159,10 +142,6 @@ public interface Visitor<T> {
 
         T visitDefault();
 
-        T visitAnthropicClaudeInstant1_2();
-
-        T visitBasic();
-
         T visitAssemblyaiMistral7b();
 
         T visitUnknown(String unknownType);
diff --git a/src/main/java/com/assemblyai/api/resources/transcripts/types/Transcript.java b/src/main/java/com/assemblyai/api/resources/transcripts/types/Transcript.java
index c2a6360d..97cac218 100644
--- a/src/main/java/com/assemblyai/api/resources/transcripts/types/Transcript.java
+++ b/src/main/java/com/assemblyai/api/resources/transcripts/types/Transcript.java
@@ -351,8 +351,8 @@ public Optional<List<TranscriptWord>> getWords() {
     }
 
     /**
-     * @return When dual_channel or speaker_labels is enabled, a list of turn-by-turn utterance objects.
-     * See <a href="https://www.assemblyai.com/docs/models/speaker-diarization">Speaker diarization</a> for more information.
+     * @return When multichannel or speaker_labels is enabled, a list of turn-by-turn utterance objects.
+     * See <a href="https://www.assemblyai.com/docs/speech-to-text/speaker-diarization">Speaker diarization</a> and <a href="https://www.assemblyai.com/docs/speech-to-text/speech-recognition#multichannel-transcription">Multichannel transcription</a> for more information.
      */
     @JsonProperty("utterances")
     public Optional<List<TranscriptUtterance>> getUtterances() {
@@ -2166,8 +2166,8 @@ public _FinalStage confidence(Optional<Double> confidence) {
         }
 
         /**
-         * <p>When dual_channel or speaker_labels is enabled, a list of turn-by-turn utterance objects.
-         * See <a href="https://www.assemblyai.com/docs/models/speaker-diarization">Speaker diarization</a> for more information.</p>
+         * <p>When multichannel or speaker_labels is enabled, a list of turn-by-turn utterance objects.
+         * See <a href="https://www.assemblyai.com/docs/speech-to-text/speaker-diarization">Speaker diarization</a> and <a href="https://www.assemblyai.com/docs/speech-to-text/speech-recognition#multichannel-transcription">Multichannel transcription</a> for more information.</p>
          * @return Reference to {@code this} so that method calls can be chained together.
          */
         @java.lang.Override