diff --git a/lib/assemblyai/lemur/types/lemur_model.rb b/lib/assemblyai/lemur/types/lemur_model.rb
index 937efa6..ba73774 100644
--- a/lib/assemblyai/lemur/types/lemur_model.rb
+++ b/lib/assemblyai/lemur/types/lemur_model.rb
@@ -9,11 +9,8 @@ class LemurModel
       ANTHROPIC_CLAUDE3_HAIKU = "anthropic/claude-3-haiku"
       ANTHROPIC_CLAUDE3_SONNET = "anthropic/claude-3-sonnet"
       ANTHROPIC_CLAUDE2_1 = "anthropic/claude-2-1"
-      ANTHROPIC_CLAUDE2 = "anthropic/claude-2"
       ANTHROPIC_CLAUDE2_0 = "anthropic/claude-2"
       DEFAULT = "default"
-      ANTHROPIC_CLAUDE_INSTANT1_2 = "anthropic/claude-instant-1-2"
-      BASIC = "basic"
       ASSEMBLYAI_MISTRAL7B = "assemblyai/mistral-7b"
     end
   end
diff --git a/lib/assemblyai/transcripts/types/transcript.rb b/lib/assemblyai/transcripts/types/transcript.rb
index 832d6ba..45e282b 100644
--- a/lib/assemblyai/transcripts/types/transcript.rb
+++ b/lib/assemblyai/transcripts/types/transcript.rb
@@ -54,11 +54,13 @@ class Transcript
       #  recognition](https://www.assemblyai.com/docs/models/speech-recognition) for more
       #  information.
       attr_reader :words
-      # @return [Array<AssemblyAI::Transcripts::TranscriptUtterance>] When dual_channel or speaker_labels is enabled, a list of turn-by-turn utterance
+      # @return [Array<AssemblyAI::Transcripts::TranscriptUtterance>] When multichannel or speaker_labels is enabled, a list of turn-by-turn utterance
       #  objects.
       #  See [Speaker
-      #  diarization](https://www.assemblyai.com/docs/models/speaker-diarization) for
-      #  more information.
+      #  diarization](https://www.assemblyai.com/docs/speech-to-text/speaker-diarization)
+      #  and [Multichannel
+      #  ssemblyai.com/docs/speech-to-text/speech-recognition#multichannel-transcription)
+      #  for more information.
       attr_reader :utterances
       # @return [Float] The confidence score for the transcript, between 0.0 (low confidence) and 1.0
       #  (high confidence)
@@ -239,11 +241,13 @@ class Transcript
       #  See [Speech
       #  recognition](https://www.assemblyai.com/docs/models/speech-recognition) for more
       #  information.
-      # @param utterances [Array<AssemblyAI::Transcripts::TranscriptUtterance>] When dual_channel or speaker_labels is enabled, a list of turn-by-turn utterance
+      # @param utterances [Array<AssemblyAI::Transcripts::TranscriptUtterance>] When multichannel or speaker_labels is enabled, a list of turn-by-turn utterance
       #  objects.
       #  See [Speaker
-      #  diarization](https://www.assemblyai.com/docs/models/speaker-diarization) for
-      #  more information.
+      #  diarization](https://www.assemblyai.com/docs/speech-to-text/speaker-diarization)
+      #  and [Multichannel
+      #  ssemblyai.com/docs/speech-to-text/speech-recognition#multichannel-transcription)
+      #  for more information.
       # @param confidence [Float] The confidence score for the transcript, between 0.0 (low confidence) and 1.0
       #  (high confidence)
       # @param audio_duration [Integer] The duration of this transcript object's media file, in seconds