add tpm limits per api key per model

litellm/proxy/_types.py

@@ -585,6 +585,8 @@ class GenerateKeyRequest(GenerateRequestBase):
 
     model_config = ConfigDict(protected_namespaces=())
     send_invite_email: Optional[bool] = None
+    model_rpm_limit: Optional[dict] = None
+    model_tpm_limit: Optional[dict] = None
 
 
 class GenerateKeyResponse(GenerateKeyRequest):

litellm/proxy/management_endpoints/key_management_endpoints.py

@@ -68,7 +68,8 @@ async def generate_key_fn(
     - metadata: Optional[dict] - Metadata for key, store information for key. Example metadata = {"team": "core-infra", "app": "app2", "email": "ishaan@berri.ai" }
     - permissions: Optional[dict] - key-specific permissions. Currently just used for turning off pii masking (if connected). Example - {"pii": false}
     - model_max_budget: Optional[dict] - key-specific model budget in USD. Example - {"text-davinci-002": 0.5, "gpt-3.5-turbo": 0.5}. IF null or {} then no model specific budget.
-
+    - model_rpm_limit: Optional[dict] - key-specific model rpm limit. Example - {"text-davinci-002": 1000, "gpt-3.5-turbo": 1000}. IF null or {} then no model specific rpm limit.
+    - model_tpm_limit: Optional[dict] - key-specific model tpm limit. Example - {"text-davinci-002": 1000, "gpt-3.5-turbo": 1000}. IF null or {} then no model specific tpm limit.
     Examples:
 
     1. Allow users to turn on/off pii masking
@@ -343,6 +344,11 @@ async def update_key_fn(
             key_reset_at = datetime.now(timezone.utc) + timedelta(seconds=duration_s)
             non_default_values["budget_reset_at"] = key_reset_at
 
+        # Update metadata for virtual Key
+        _metadata = existing_key_row.metadata or {}
+        _metadata.update(data_json.get("metadata", {}))
+        non_default_values["metadata"] = _metadata
+
         response = await prisma_client.update_data(
             token=key, data={**non_default_values, "token": key}
         )
@@ -709,6 +715,8 @@ async def generate_key_helper_fn(
     allowed_cache_controls: Optional[list] = [],
     permissions: Optional[dict] = {},
     model_max_budget: Optional[dict] = {},
+    model_rpm_limit: Optional[dict] = {},
+    model_tpm_limit: Optional[dict] = {},
     teams: Optional[list] = None,
     organization_id: Optional[str] = None,
     table_name: Optional[Literal["key", "user"]] = None,
@@ -750,6 +758,15 @@ async def generate_key_helper_fn(
     aliases_json = json.dumps(aliases)
     config_json = json.dumps(config)
     permissions_json = json.dumps(permissions)
+
+    # Add model_rpm_limit and model_tpm_limit to metadata
+    if model_rpm_limit is not None:
+        metadata = metadata or {}
+        metadata["model_rpm_limit"] = model_rpm_limit
+    if model_tpm_limit is not None:
+        metadata = metadata or {}
+        metadata["model_tpm_limit"] = model_tpm_limit
+
     metadata_json = json.dumps(metadata)
     model_max_budget_json = json.dumps(model_max_budget)
     user_role = user_role

litellm/tests/test_key_generate_prisma.py

@@ -2710,3 +2710,60 @@ async def test_custom_api_key_header_name(prisma_client):
         pass
 
     # this should pass because X-Litellm-Key is valid
+
+
+@pytest.mark.asyncio()
+async def test_generate_key_with_model_tpm_limit(prisma_client):
+    print("prisma client=", prisma_client)
+
+    setattr(litellm.proxy.proxy_server, "prisma_client", prisma_client)
+    setattr(litellm.proxy.proxy_server, "master_key", "sk-1234")
+    await litellm.proxy.proxy_server.prisma_client.connect()
+    request = GenerateKeyRequest(
+        metadata={
+            "team": "litellm-team3",
+            "model_tpm_limit": {"gpt-4": 100},
+            "model_rpm_limit": {"gpt-4": 2},
+        }
+    )
+    key = await generate_key_fn(
+        data=request,
+        user_api_key_dict=UserAPIKeyAuth(
+            user_role=LitellmUserRoles.PROXY_ADMIN,
+            api_key="sk-1234",
+            user_id="1234",
+        ),
+    )
+    print(key)
+
+    generated_key = key.key
+
+    # use generated key to auth in
+    result = await info_key_fn(key=generated_key)
+    print("result from info_key_fn", result)
+    assert result["key"] == generated_key
+    print("\n info for key=", result["info"])
+    assert result["info"]["metadata"] == {
+        "team": "litellm-team3",
+        "model_tpm_limit": {"gpt-4": 100},
+        "model_rpm_limit": {"gpt-4": 2},
+    }
+
+    # Update model tpm_limit and rpm_limit
+    request = UpdateKeyRequest(
+        key=generated_key,
+        metadata={"model_tpm_limit": {"gpt-4": 200}, "model_rpm_limit": {"gpt-4": 3}},
+    )
+    _request = Request(scope={"type": "http"})
+    _request._url = URL(url="/update/key")
+
+    await update_key_fn(data=request, request=_request)
+    result = await info_key_fn(key=generated_key)
+    print("result from info_key_fn", result)
+    assert result["key"] == generated_key
+    print("\n info for key=", result["info"])
+    assert result["info"]["metadata"] == {
+        "team": "litellm-team3",
+        "model_tpm_limit": {"gpt-4": 200},
+        "model_rpm_limit": {"gpt-4": 3},
+    }