diff --git a/.changeset/deepgram-inference-keyterm.md b/.changeset/deepgram-inference-keyterm.md
new file mode 100644
index 000000000..ed54c4879
--- /dev/null
+++ b/.changeset/deepgram-inference-keyterm.md
@@ -0,0 +1,5 @@
+---
+'@livekit/agents': patch
+---
+
+Add Deepgram `keyterm` to inference STT model options.
diff --git a/agents/src/inference/stt.ts b/agents/src/inference/stt.ts
index 2acb1bc80..0644ee6be 100644
--- a/agents/src/inference/stt.ts
+++ b/agents/src/inference/stt.ts
@@ -77,7 +77,7 @@ export interface DeepgramOptions {
   /** Keywords with boost values. */
   keywords?: Array<[string, number]>;
   /** Key terms for recognition. */
-  keyterms?: string[];
+  keyterm?: string | string[];
   /** Enable profanity filter. */
   profanity_filter?: boolean;
   /** Convert spoken numbers to numerals. */