diff --git a/cmd/ionet/main.go b/cmd/ionet/main.go
index 67c51bcf3e62fdd5f849dbd761fcb4549b01afbf..ff75a40ec49956d02d1edd131a56d8914251992d 100644
--- a/cmd/ionet/main.go
+++ b/cmd/ionet/main.go
@@ -175,6 +175,5 @@ func supportsTools(modelID string) bool {
 		"llama-4",
 		"mistral-nemo",
 		"qwen2.5",
-		"gpt-oss",
 	)
 }
diff --git a/internal/providers/configs/ionet.json b/internal/providers/configs/ionet.json
index 3cda42e059e828950e972a969a4ce63568a6948d..4a17a326f819aa66ff0f4c25ad463cfa2c7e08de 100644
--- a/internal/providers/configs/ionet.json
+++ b/internal/providers/configs/ionet.json
@@ -97,6 +97,44 @@
       "supports_attachments": false,
       "options": {}
     },
+    {
+      "id": "openai/gpt-oss-120b",
+      "name": "OpenAI: gpt-oss-120b",
+      "cost_per_1m_in": 0.02,
+      "cost_per_1m_out": 0.1,
+      "cost_per_1m_in_cached": 0.01,
+      "cost_per_1m_out_cached": 0.04,
+      "context_window": 131072,
+      "default_max_tokens": 13107,
+      "can_reason": true,
+      "reasoning_levels": [
+        "low",
+        "medium",
+        "high"
+      ],
+      "default_reasoning_effort": "medium",
+      "supports_attachments": false,
+      "options": {}
+    },
+    {
+      "id": "openai/gpt-oss-20b",
+      "name": "OpenAI: gpt-oss-20b",
+      "cost_per_1m_in": 0.016,
+      "cost_per_1m_out": 0.06,
+      "cost_per_1m_in_cached": 0.008,
+      "cost_per_1m_out_cached": 0.032,
+      "context_window": 64000,
+      "default_max_tokens": 6400,
+      "can_reason": true,
+      "reasoning_levels": [
+        "low",
+        "medium",
+        "high"
+      ],
+      "default_reasoning_effort": "medium",
+      "supports_attachments": false,
+      "options": {}
+    },
     {
       "id": "Qwen/Qwen3-Next-80B-A3B-Instruct",
       "name": "Qwen: Qwen3 Next 80B A3B Instruct",