diff --git a/litellm/model_prices_and_context_window_backup.json b/litellm/model_prices_and_context_window_backup.json
index a6f59abc140..27841672172 100644
--- a/litellm/model_prices_and_context_window_backup.json
+++ b/litellm/model_prices_and_context_window_backup.json
@@ -4509,6 +4509,37 @@
         "supports_tool_choice": true,
         "supports_vision": false
     },
+    "azure/gpt-audio-mini": {
+        "input_cost_per_audio_token": 1e-05,
+        "input_cost_per_token": 6e-07,
+        "litellm_provider": "azure",
+        "max_input_tokens": 128000,
+        "max_output_tokens": 16384,
+        "max_tokens": 16384,
+        "mode": "chat",
+        "output_cost_per_audio_token": 2e-05,
+        "output_cost_per_token": 2.4e-06,
+        "supported_endpoints": [
+            "/v1/chat/completions"
+        ],
+        "supported_modalities": [
+            "text",
+            "audio"
+        ],
+        "supported_output_modalities": [
+            "text",
+            "audio"
+        ],
+        "supports_function_calling": true,
+        "supports_native_streaming": true,
+        "supports_parallel_function_calling": true,
+        "supports_prompt_caching": false,
+        "supports_reasoning": false,
+        "supports_response_schema": false,
+        "supports_system_messages": true,
+        "supports_tool_choice": true,
+        "supports_vision": false
+    },
     "azure/gpt-audio-mini-2025-10-06": {
         "input_cost_per_audio_token": 1e-05,
         "input_cost_per_token": 6e-07,
@@ -4717,6 +4748,38 @@
         "supports_system_messages": true,
         "supports_tool_choice": true
     },
+    "azure/gpt-realtime-mini": {
+        "cache_creation_input_audio_token_cost": 3e-07,
+        "cache_read_input_token_cost": 6e-08,
+        "input_cost_per_audio_token": 1e-05,
+        "input_cost_per_image": 8e-07,
+        "input_cost_per_token": 6e-07,
+        "litellm_provider": "azure",
+        "max_input_tokens": 32000,
+        "max_output_tokens": 4096,
+        "max_tokens": 4096,
+        "mode": "chat",
+        "output_cost_per_audio_token": 2e-05,
+        "output_cost_per_token": 2.4e-06,
+        "supported_endpoints": [
+            "/v1/realtime"
+        ],
+        "supported_modalities": [
+            "text",
+            "image",
+            "audio"
+        ],
+        "supported_output_modalities": [
+            "text",
+            "audio"
+        ],
+        "supports_audio_input": true,
+        "supports_audio_output": true,
+        "supports_function_calling": true,
+        "supports_parallel_function_calling": true,
+        "supports_system_messages": true,
+        "supports_tool_choice": true
+    },
     "azure/gpt-realtime-mini-2025-10-06": {
         "cache_creation_input_audio_token_cost": 3e-07,
         "cache_read_input_token_cost": 6e-08,
diff --git a/model_prices_and_context_window.json b/model_prices_and_context_window.json
index 08a452be844..4b2ee62819c 100644
--- a/model_prices_and_context_window.json
+++ b/model_prices_and_context_window.json
@@ -4509,6 +4509,37 @@
         "supports_tool_choice": true,
         "supports_vision": false
     },
+    "azure/gpt-audio-mini": {
+        "input_cost_per_audio_token": 1e-05,
+        "input_cost_per_token": 6e-07,
+        "litellm_provider": "azure",
+        "max_input_tokens": 128000,
+        "max_output_tokens": 16384,
+        "max_tokens": 16384,
+        "mode": "chat",
+        "output_cost_per_audio_token": 2e-05,
+        "output_cost_per_token": 2.4e-06,
+        "supported_endpoints": [
+            "/v1/chat/completions"
+        ],
+        "supported_modalities": [
+            "text",
+            "audio"
+        ],
+        "supported_output_modalities": [
+            "text",
+            "audio"
+        ],
+        "supports_function_calling": true,
+        "supports_native_streaming": true,
+        "supports_parallel_function_calling": true,
+        "supports_prompt_caching": false,
+        "supports_reasoning": false,
+        "supports_response_schema": false,
+        "supports_system_messages": true,
+        "supports_tool_choice": true,
+        "supports_vision": false
+    },
     "azure/gpt-audio-mini-2025-10-06": {
         "input_cost_per_audio_token": 1e-05,
         "input_cost_per_token": 6e-07,
@@ -4717,6 +4748,38 @@
         "supports_system_messages": true,
         "supports_tool_choice": true
     },
+    "azure/gpt-realtime-mini": {
+        "cache_creation_input_audio_token_cost": 3e-07,
+        "cache_read_input_token_cost": 6e-08,
+        "input_cost_per_audio_token": 1e-05,
+        "input_cost_per_image": 8e-07,
+        "input_cost_per_token": 6e-07,
+        "litellm_provider": "azure",
+        "max_input_tokens": 32000,
+        "max_output_tokens": 4096,
+        "max_tokens": 4096,
+        "mode": "chat",
+        "output_cost_per_audio_token": 2e-05,
+        "output_cost_per_token": 2.4e-06,
+        "supported_endpoints": [
+            "/v1/realtime"
+        ],
+        "supported_modalities": [
+            "text",
+            "image",
+            "audio"
+        ],
+        "supported_output_modalities": [
+            "text",
+            "audio"
+        ],
+        "supports_audio_input": true,
+        "supports_audio_output": true,
+        "supports_function_calling": true,
+        "supports_parallel_function_calling": true,
+        "supports_system_messages": true,
+        "supports_tool_choice": true
+    },
     "azure/gpt-realtime-mini-2025-10-06": {
         "cache_creation_input_audio_token_cost": 3e-07,
         "cache_read_input_token_cost": 6e-08,
diff --git a/tests/test_litellm/test_cost_calculator.py b/tests/test_litellm/test_cost_calculator.py
index 9636db4f4cd..3c6fa23df42 100644
--- a/tests/test_litellm/test_cost_calculator.py
+++ b/tests/test_litellm/test_cost_calculator.py
@@ -754,6 +754,45 @@ def test_realtime_transcription_duration_cost_resolves_model_from_litellm_name(
     assert abs(cost - 120.0 * (0.017 / 60)) < 1e-9
 
 
+@pytest.mark.parametrize(
+    "undated, dated",
+    [
+        ("azure/gpt-audio-mini", "azure/gpt-audio-mini-2025-10-06"),
+        ("azure/gpt-realtime-mini", "azure/gpt-realtime-mini-2025-10-06"),
+    ],
+)
+def test_undated_azure_audio_aliases_mirror_dated_pricing(monkeypatch, undated, dated):
+    """
+    Azure deployments are commonly created against the undated model name, so
+    base_model=azure/gpt-audio-mini must resolve. Missing undated aliases billed
+    text tokens at $0 (issue #33170). Verify the undated alias exists and its
+    token pricing matches the dated variant.
+    """
+    monkeypatch.setenv("LITELLM_LOCAL_MODEL_COST_MAP", "True")
+    monkeypatch.setattr(litellm, "model_cost", litellm.get_model_cost_map(url=""))
+
+    assert undated in litellm.model_cost
+
+    undated_info = litellm.get_model_info(model=undated, custom_llm_provider="azure")
+    dated_info = litellm.get_model_info(model=dated, custom_llm_provider="azure")
+    assert undated_info["input_cost_per_token"] == dated_info["input_cost_per_token"]
+    assert undated_info["output_cost_per_token"] == dated_info["output_cost_per_token"]
+    assert (
+        undated_info["input_cost_per_audio_token"]
+        == dated_info["input_cost_per_audio_token"]
+    )
+
+    prompt_usd, completion_usd = cost_per_token(
+        model=undated,
+        prompt_tokens=1000,
+        completion_tokens=1000,
+        custom_llm_provider="azure",
+    )
+    assert prompt_usd == 1000 * dated_info["input_cost_per_token"]
+    assert completion_usd == 1000 * dated_info["output_cost_per_token"]
+    assert prompt_usd > 0
+
+
 def test_realtime_transcription_no_completed_events_is_zero(monkeypatch):
     """A realtime stream without transcription completed events adds no extra cost."""
     monkeypatch.setenv("LITELLM_LOCAL_MODEL_COST_MAP", "True")