diff --git a/.changeset/inworld-remove-trailing-space.md b/.changeset/inworld-remove-trailing-space.md
new file mode 100644
index 000000000..4e545b959
--- /dev/null
+++ b/.changeset/inworld-remove-trailing-space.md
@@ -0,0 +1,5 @@
+---
+'@livekit/agents-plugin-inworld': patch
+---
+
+Remove additional trailing space to each word from timestamp for proper transcript rendering
diff --git a/plugins/inworld/src/tts.ts b/plugins/inworld/src/tts.ts
index 28848b95b..659c32397 100644
--- a/plugins/inworld/src/tts.ts
+++ b/plugins/inworld/src/tts.ts
@@ -585,12 +585,11 @@ class SynthesizeStream extends tts.SynthesizeStream {
             }
 
             // Create TimedString objects for the framework pipeline
-            // Add trailing space to each word for proper transcript rendering
             for (let i = 0; i < words.length; i++) {
               if (words[i] !== undefined && starts[i] !== undefined && ends[i] !== undefined) {
                 pendingTimedTranscripts.push(
                   createTimedString({
-                    text: words[i] + ' ',
+                    text: words[i]!,
                     startTime: starts[i],
                     endTime: ends[i],
                   }),