diff --git a/.changeset/slow-readers-deny.md b/.changeset/slow-readers-deny.md
new file mode 100644
index 00000000..bb71b8a9
--- /dev/null
+++ b/.changeset/slow-readers-deny.md
@@ -0,0 +1,5 @@
+---
+"task-master-ai": minor
+---
+
+Add support for ollama `gpt-oss:20b` and `gpt-oss:120b`
diff --git a/scripts/modules/supported-models.json b/scripts/modules/supported-models.json
index f8bef43c..8c5c8885 100644
--- a/scripts/modules/supported-models.json
+++ b/scripts/modules/supported-models.json
@@ -786,6 +786,39 @@
 		}
 	],
 	"ollama": [
+		{
+			"id": "gpt-oss:latest",
+			"swe_score": 0.607,
+			"cost_per_1m_tokens": {
+				"input": 0,
+				"output": 0
+			},
+			"allowed_roles": ["main", "fallback"],
+			"max_tokens": 128000,
+			"supported": true
+		},
+		{
+			"id": "gpt-oss:20b",
+			"swe_score": 0.607,
+			"cost_per_1m_tokens": {
+				"input": 0,
+				"output": 0
+			},
+			"allowed_roles": ["main", "fallback"],
+			"max_tokens": 128000,
+			"supported": true
+		},
+		{
+			"id": "gpt-oss:120b",
+			"swe_score": 0.624,
+			"cost_per_1m_tokens": {
+				"input": 0,
+				"output": 0
+			},
+			"allowed_roles": ["main", "fallback"],
+			"max_tokens": 128000,
+			"supported": true
+		},
 		{
 			"id": "devstral:latest",
 			"swe_score": 0,