diff --git a/examples/deepseek/csv_scraper_deepseek.py b/examples/deepseek/csv_scraper_deepseek.py
index 60b1c394..26ff26ee 100644
--- a/examples/deepseek/csv_scraper_deepseek.py
+++ b/examples/deepseek/csv_scraper_deepseek.py
@@ -28,8 +28,7 @@ deepseek_key = os.getenv("DEEPSEEK_APIKEY")
 graph_config = {
     "llm": {
         "model": "deepseek/deepseek-chat",
-        "openai_api_key": deepseek_key,
-        "openai_api_base": 'https://api.deepseek.com/v1',
+        "api_key": deepseek_key,
     },
     "verbose": True,
 }
diff --git a/examples/deepseek/csv_scraper_graph_multi_deepseek.py b/examples/deepseek/csv_scraper_graph_multi_deepseek.py
index 0a08f83f..88056648 100644
--- a/examples/deepseek/csv_scraper_graph_multi_deepseek.py
+++ b/examples/deepseek/csv_scraper_graph_multi_deepseek.py
@@ -28,8 +28,7 @@ deepseek_key = os.getenv("DEEPSEEK_APIKEY")
 graph_config = {
     "llm": {
         "model": "deepseek/deepseek-chat",
-        "openai_api_key": deepseek_key,
-        "openai_api_base": 'https://api.deepseek.com/v1',
+        "api_key": deepseek_key,
     },
     "verbose": True,
 }
diff --git a/examples/deepseek/json_scraper_deepseek.py b/examples/deepseek/json_scraper_deepseek.py
index 02991c0d..5d8bf152 100644
--- a/examples/deepseek/json_scraper_deepseek.py
+++ b/examples/deepseek/json_scraper_deepseek.py
@@ -27,8 +27,7 @@ with open(file_path, 'r', encoding="utf-8") as file:
 graph_config = {
     "llm": {
         "model": "deepseek/deepseek-chat",
-        "openai_api_key": deepseek_key,
-        "openai_api_base": 'https://api.deepseek.com/v1',
+        "api_key": deepseek_key,
     },
     "verbose": True,
 }
diff --git a/examples/deepseek/json_scraper_multi_deepseek.py b/examples/deepseek/json_scraper_multi_deepseek.py
index 4f9ca32d..893937cd 100644
--- a/examples/deepseek/json_scraper_multi_deepseek.py
+++ b/examples/deepseek/json_scraper_multi_deepseek.py
@@ -13,8 +13,7 @@ deepseek_key = os.getenv("DEEPSEEK_APIKEY")
 graph_config = {
     "llm": {
         "model": "deepseek/deepseek-chat",
-        "openai_api_key": deepseek_key,
-        "openai_api_base": 'https://api.deepseek.com/v1',
+        "api_key": deepseek_key,
     },
     "verbose": True,
 }
diff --git a/examples/deepseek/pdf_scraper_graph_deepseek.py b/examples/deepseek/pdf_scraper_graph_deepseek.py
index c9c5e0b2..990e7369 100644
--- a/examples/deepseek/pdf_scraper_graph_deepseek.py
+++ b/examples/deepseek/pdf_scraper_graph_deepseek.py
@@ -18,8 +18,7 @@ deepseek_key = os.getenv("DEEPSEEK_APIKEY")
 graph_config = {
     "llm": {
         "model": "deepseek/deepseek-chat",
-        "openai_api_key": deepseek_key,
-        "openai_api_base": 'https://api.deepseek.com/v1',
+        "api_key": deepseek_key,
     },
     "verbose": True,
 }
diff --git a/examples/deepseek/pdf_scraper_multi_deepseek.py b/examples/deepseek/pdf_scraper_multi_deepseek.py
index e43dd10a..59727a62 100644
--- a/examples/deepseek/pdf_scraper_multi_deepseek.py
+++ b/examples/deepseek/pdf_scraper_multi_deepseek.py
@@ -13,8 +13,7 @@ deepseek_key = os.getenv("DEEPSEEK_APIKEY")
 graph_config = {
     "llm": {
         "model": "deepseek/deepseek-chat",
-        "openai_api_key": deepseek_key,
-        "openai_api_base": 'https://api.deepseek.com/v1',
+        "api_key": deepseek_key,
     },
     "verbose": True,
 }
diff --git a/examples/deepseek/scrape_plain_text_deepseek.py b/examples/deepseek/scrape_plain_text_deepseek.py
index a7834a8f..52128737 100644
--- a/examples/deepseek/scrape_plain_text_deepseek.py
+++ b/examples/deepseek/scrape_plain_text_deepseek.py
@@ -29,8 +29,7 @@ deepseek_key = os.getenv("DEEPSEEK_APIKEY")
 graph_config = {
     "llm": {
         "model": "deepseek/deepseek-chat",
-        "openai_api_key": deepseek_key,
-        "openai_api_base": 'https://api.deepseek.com/v1',
+        "api_key": deepseek_key,
     },
     "verbose": True,
 }
diff --git a/examples/deepseek/script_generator_deepseek.py b/examples/deepseek/script_generator_deepseek.py
index 3de06f25..eaec5232 100644
--- a/examples/deepseek/script_generator_deepseek.py
+++ b/examples/deepseek/script_generator_deepseek.py
@@ -18,8 +18,7 @@ deepseek_key = os.getenv("DEEPSEEK_APIKEY")
 graph_config = {
     "llm": {
         "model": "deepseek/deepseek-chat",
-        "openai_api_key": deepseek_key,
-        "openai_api_base": 'https://api.deepseek.com/v1',
+        "api_key": deepseek_key, 
     },
     "library": "beautifulsoup"
 }
diff --git a/examples/deepseek/script_multi_generator_deepseek.py b/examples/deepseek/script_multi_generator_deepseek.py
index cc577ecd..150298ed 100644
--- a/examples/deepseek/script_multi_generator_deepseek.py
+++ b/examples/deepseek/script_multi_generator_deepseek.py
@@ -18,8 +18,7 @@ deepseek_key = os.getenv("DEEPSEEK_APIKEY")
 graph_config = {
     "llm": {
         "model": "deepseek/deepseek-chat",
-        "openai_api_key": deepseek_key,
-        "openai_api_base": 'https://api.deepseek.com/v1',
+        "api_key": deepseek_key, 
     },
     "library": "beautifulsoup"
 }
diff --git a/examples/deepseek/search_graph_deepseek.py b/examples/deepseek/search_graph_deepseek.py
index 54d2e9fa..e7c2483c 100644
--- a/examples/deepseek/search_graph_deepseek.py
+++ b/examples/deepseek/search_graph_deepseek.py
@@ -16,8 +16,7 @@ deepseek_key = os.getenv("DEEPSEEK_APIKEY")
 graph_config = {
     "llm": {
         "model": "deepseek/deepseek-chat",
-        "openai_api_key": deepseek_key,
-        "openai_api_base": 'https://api.deepseek.com/v1',
+        "api_key": deepseek_key,
     },
     "max_results": 2,
     "verbose": True,
diff --git a/examples/deepseek/search_graph_schema_deepseek.py b/examples/deepseek/search_graph_schema_deepseek.py
index bcebe76d..1471ede1 100644
--- a/examples/deepseek/search_graph_schema_deepseek.py
+++ b/examples/deepseek/search_graph_schema_deepseek.py
@@ -32,8 +32,7 @@ deepseek_key = os.getenv("DEEPSEEK_APIKEY")
 graph_config = {
     "llm": {
         "model": "deepseek/deepseek-chat",
-        "openai_api_key": deepseek_key,
-        "openai_api_base": 'https://api.deepseek.com/v1',
+        "api_key": deepseek_key,
     },
     "verbose": True,
 }
diff --git a/examples/deepseek/search_link_graph_deepseek.py b/examples/deepseek/search_link_graph_deepseek.py
index 96f886a9..dac13737 100644
--- a/examples/deepseek/search_link_graph_deepseek.py
+++ b/examples/deepseek/search_link_graph_deepseek.py
@@ -17,8 +17,7 @@ deepseek_key = os.getenv("DEEPSEEK_APIKEY")
 graph_config = {
     "llm": {
         "model": "deepseek/deepseek-chat",
-        "openai_api_key": deepseek_key,
-        "openai_api_base": 'https://api.deepseek.com/v1',
+        "api_key": deepseek_key,
     },
     "verbose": True,
 }
diff --git a/examples/deepseek/smart_scraper_deepseek.py b/examples/deepseek/smart_scraper_deepseek.py
index 50314819..4c49b160 100644
--- a/examples/deepseek/smart_scraper_deepseek.py
+++ b/examples/deepseek/smart_scraper_deepseek.py
@@ -19,8 +19,7 @@ deepseek_key = os.getenv("DEEPSEEK_APIKEY")
 graph_config = {
     "llm": {
         "model": "deepseek/deepseek-chat",
-        "openai_api_key": deepseek_key,
-        "openai_api_base": 'https://api.deepseek.com/v1',
+        "api_key": deepseek_key,
     },
     "verbose": True,
 }
diff --git a/examples/deepseek/smart_scraper_multi_deepseek.py b/examples/deepseek/smart_scraper_multi_deepseek.py
index 374cc6e2..2ef062de 100644
--- a/examples/deepseek/smart_scraper_multi_deepseek.py
+++ b/examples/deepseek/smart_scraper_multi_deepseek.py
@@ -17,8 +17,7 @@ deepseek_key = os.getenv("DEEPSEEK_APIKEY")
 graph_config = {
     "llm": {
         "model": "deepseek/deepseek-chat",
-        "openai_api_key": deepseek_key,
-        "openai_api_base": 'https://api.deepseek.com/v1',
+        "api_key": deepseek_key,
     },
     "verbose": True,
 }
diff --git a/examples/deepseek/smart_scraper_schema_deepseek.py b/examples/deepseek/smart_scraper_schema_deepseek.py
index 6d164eb1..722e02bf 100644
--- a/examples/deepseek/smart_scraper_schema_deepseek.py
+++ b/examples/deepseek/smart_scraper_schema_deepseek.py
@@ -31,8 +31,7 @@ deepseek_key = os.getenv("DEEPSEEK_APIKEY")
 graph_config = {
     "llm": {
         "model": "deepseek/deepseek-chat",
-        "openai_api_key": deepseek_key,
-        "openai_api_base": 'https://api.deepseek.com/v1',
+        "api_key": deepseek_key,
     },
     "verbose": True,
 }
diff --git a/examples/deepseek/xml_scraper_deepseek.py b/examples/deepseek/xml_scraper_deepseek.py
index d69665f4..02178c4b 100644
--- a/examples/deepseek/xml_scraper_deepseek.py
+++ b/examples/deepseek/xml_scraper_deepseek.py
@@ -29,8 +29,7 @@ deepseek_key = os.getenv("DEEPSEEK_APIKEY")
 graph_config = {
     "llm": {
         "model": "deepseek/deepseek-chat",
-        "openai_api_key": deepseek_key,
-        "openai_api_base": 'https://api.deepseek.com/v1',
+        "api_key": deepseek_key,
     },
     "verbose": True,
 }
diff --git a/examples/deepseek/xml_scraper_graph_multi_deepseek.py b/examples/deepseek/xml_scraper_graph_multi_deepseek.py
index 5098c9fd..ae74ba21 100644
--- a/examples/deepseek/xml_scraper_graph_multi_deepseek.py
+++ b/examples/deepseek/xml_scraper_graph_multi_deepseek.py
@@ -28,8 +28,7 @@ deepseek_key = os.getenv("DEEPSEEK_APIKEY")
 graph_config = {
     "llm": {
         "model": "deepseek/deepseek-chat",
-        "openai_api_key": deepseek_key,
-        "openai_api_base": 'https://api.deepseek.com/v1',
+        "api_key": deepseek_key,
     },
     "verbose": True,
 }
diff --git a/examples/oneapi/custom_graph_oneapi.py b/examples/oneapi/custom_graph_oneapi.py
index 5777ab33..be58d1d1 100644
--- a/examples/oneapi/custom_graph_oneapi.py
+++ b/examples/oneapi/custom_graph_oneapi.py
@@ -22,7 +22,7 @@ graph_config = {
 # Define the graph nodes
 # ************************************************
 
-llm_model = OpenAI(graph_config["llm"])
+llm_model = ChatOpenAI(graph_config["llm"])
 embedder = OpenAIEmbeddings(api_key=llm_model.openai_api_key)
 
 # define the nodes for the graph
diff --git a/scrapegraphai/models/deepseek.py b/scrapegraphai/models/deepseek.py
index 523fe667..31b2bd5d 100644
--- a/scrapegraphai/models/deepseek.py
+++ b/scrapegraphai/models/deepseek.py
@@ -14,5 +14,9 @@ class DeepSeek(ChatOpenAI):
         llm_config (dict): Configuration parameters for the language model.
     """
 
-    def __init__(self, llm_config: dict):
+    def __init__(self, **llm_config):
+        if 'api_key' in llm_config:
+            llm_config['openai_api_key'] = llm_config.pop('api_key')
+        llm_config['openai_api_base'] = 'https://api.deepseek.com/v1'
+        
         super().__init__(**llm_config)
diff --git a/scrapegraphai/models/oneapi.py b/scrapegraphai/models/oneapi.py
index 54e846d9..9b20621b 100644
--- a/scrapegraphai/models/oneapi.py
+++ b/scrapegraphai/models/oneapi.py
@@ -13,5 +13,7 @@ class OneApi(ChatOpenAI):
         llm_config (dict): Configuration parameters for the language model.
     """
 
-    def __init__(self, llm_config: dict):
+    def __init__(self, **llm_config):
+        if 'api_key' in llm_config:
+            llm_config['openai_api_key'] = llm_config.pop('api_key') 
         super().__init__(**llm_config)
diff --git a/tests/graphs/abstract_graph_test.py b/tests/graphs/abstract_graph_test.py
index f52c9b32..60c8ab4c 100644
--- a/tests/graphs/abstract_graph_test.py
+++ b/tests/graphs/abstract_graph_test.py
@@ -68,8 +68,8 @@ class TestAbstractGraph:
             AzureChatOpenAI),
         ({"model": "google_genai/gemini-pro", "google_api_key": "google-key-test"}, ChatGoogleGenerativeAI),
         ({"model": "ollama/llama2"}, ChatOllama),
-        ({"model": "oneapi/qwen-turbo"}, OneApi),
-        ({"model": "deepseek/deepseek-coder"}, DeepSeek),
+        ({"model": "oneapi/qwen-turbo", "api_key": "oneapi-api-key"}, OneApi),
+        ({"model": "deepseek/deepseek-coder", "api_key": "deepseek-api-key"}, DeepSeek),
     ])
 
     def test_create_llm(self, llm_config, expected_model):