diff --git a/edsl/enums.py b/edsl/enums.py
index 66727c0d..9e7b92c2 100644
--- a/edsl/enums.py
+++ b/edsl/enums.py
@@ -66,6 +66,7 @@ class InferenceServiceType(EnumWithChecks):
     MISTRAL = "mistral"
     TOGETHER = "together"
     PERPLEXITY = "perplexity"
+    DEEPSEEK = "deepseek"
 
 
 # unavoidable violation of the DRY principle but it is necessary
@@ -84,6 +85,7 @@ class InferenceServiceType(EnumWithChecks):
     "mistral",
     "together",
     "perplexity",
+    "deepseek",
 ]
 
 available_models_urls = {
@@ -107,6 +109,7 @@ class InferenceServiceType(EnumWithChecks):
     InferenceServiceType.MISTRAL.value: "MISTRAL_API_KEY",
     InferenceServiceType.TOGETHER.value: "TOGETHER_API_KEY",
     InferenceServiceType.PERPLEXITY.value: "PERPLEXITY_API_KEY",
+    InferenceServiceType.DEEPSEEK.value: "DEEPSEEK_API_KEY",
 }
 
 
diff --git a/edsl/inference_services/DeepSeekService.py b/edsl/inference_services/DeepSeekService.py
new file mode 100644
index 00000000..a6589b1e
--- /dev/null
+++ b/edsl/inference_services/DeepSeekService.py
@@ -0,0 +1,18 @@
+import aiohttp
+import json
+import requests
+from typing import Any, List
+
+# from edsl.inference_services.InferenceServiceABC import InferenceServiceABC
+from edsl.language_models import LanguageModel
+
+from edsl.inference_services.OpenAIService import OpenAIService
+
+
+class DeepSeekService(OpenAIService):
+    """DeepInfra service class."""
+
+    _inference_service_ = "deepseek"
+    _env_key_name_ = "DEEPSEEK_API_KEY"
+    _base_url_ = "https://api.deepseek.com"
+    _models_list_cache: List[str] = []
diff --git a/edsl/inference_services/registry.py b/edsl/inference_services/registry.py
index c82f0419..7c4ebc75 100644
--- a/edsl/inference_services/registry.py
+++ b/edsl/inference_services/registry.py
@@ -13,6 +13,7 @@
 from edsl.inference_services.TestService import TestService
 from edsl.inference_services.TogetherAIService import TogetherAIService
 from edsl.inference_services.PerplexityService import PerplexityService
+from edsl.inference_services.DeepSeekService import DeepSeekService
 
 try:
     from edsl.inference_services.MistralAIService import MistralAIService
@@ -33,6 +34,7 @@
     TestService,
     TogetherAIService,
     PerplexityService,
+    DeepSeekService,
 ]
 
 if mistral_available: