diff --git a/public/index.html b/public/index.html
index ea1267429..123c4032d 100644
--- a/public/index.html
+++ b/public/index.html
@@ -3253,6 +3253,10 @@
                                     <option value="sonar">sonar</option>
                                     <option value="sonar-pro">sonar-pro</option>
                                     <option value="sonar-reasoning">sonar-reasoning</option>
+                                    <option value="sonar-reasoning-pro">sonar-reasoning-pro</option>
+                                </optgroup>
+                                <optgroup label="Offline Models">
+                                    <option value="r1-1776">r1-1776</option>
                                 </optgroup>
                                 <optgroup label="Deprecated Models">
                                     <!-- These are scheduled for deprecation after 2/22/2025 -->
diff --git a/public/scripts/openai.js b/public/scripts/openai.js
index 39b3970ad..71b59f93a 100644
--- a/public/scripts/openai.js
+++ b/public/scripts/openai.js
@@ -4387,7 +4387,7 @@ async function onModelChange() {
         if (oai_settings.max_context_unlocked) {
             $('#openai_max_context').attr('max', unlocked_max);
         }
-        else if (['sonar', 'sonar-reasoning'].includes(oai_settings.perplexity_model)) {
+        else if (['sonar', 'sonar-reasoning', 'sonar-reasoning-pro', 'r1-1776'].includes(oai_settings.perplexity_model)) {
             $('#openai_max_context').attr('max', 127000);
         }
         else if (['sonar-pro'].includes(oai_settings.perplexity_model)) {
diff --git a/public/scripts/tokenizers.js b/public/scripts/tokenizers.js
index 9a4995206..c20ae2706 100644
--- a/public/scripts/tokenizers.js
+++ b/public/scripts/tokenizers.js
@@ -679,7 +679,7 @@ export function getTokenizerModel() {
     }
 
     if (oai_settings.chat_completion_source === chat_completion_sources.PERPLEXITY) {
-        if (oai_settings.perplexity_model.includes('sonar-reasoning')) {
+        if (oai_settings.perplexity_model.includes('sonar-reasoning') || oai_settings.perplexity_model.includes('r1-1776')) {
             return deepseekTokenizer;
         }
         if (oai_settings.perplexity_model.includes('llama-3') || oai_settings.perplexity_model.includes('llama3')) {