diff --git a/litellm/llms/openai_like/providers.json b/litellm/llms/openai_like/providers.json
index 164100d4194..acb5f7d12bd 100644
--- a/litellm/llms/openai_like/providers.json
+++ b/litellm/llms/openai_like/providers.json
@@ -168,6 +168,15 @@
     },
     "supported_endpoints": ["/v1/chat/completions", "/v1/responses"]
   },
+  "greenpt": {
+    "base_url": "https://api.greenpt.ai/v1",
+    "api_key_env": "GREENPT_API_KEY",
+    "api_base_env": "GREENPT_API_BASE",
+    "param_mappings": {
+      "max_completion_tokens": "max_tokens"
+    },
+    "supported_endpoints": ["/v1/chat/completions", "/v1/embeddings"]
+  },
   "meta": {
     "base_url": "https://api.meta.ai/v1",
     "api_key_env": "META_API_KEY",
diff --git a/litellm/types/utils.py b/litellm/types/utils.py
index e4dfac48141..2470c6b600b 100644
--- a/litellm/types/utils.py
+++ b/litellm/types/utils.py
@@ -3467,6 +3467,7 @@ class LlmProviders(str, Enum):
     TOPAZ = "topaz"
     SAP_GENERATIVE_AI_HUB = "sap"
     ASSEMBLYAI = "assemblyai"
+    GREENPT = "greenpt"
     CHARITY_ENGINE = "charity_engine"
     GITHUB_COPILOT = "github_copilot"
     SNOWFLAKE = "snowflake"
diff --git a/model_prices_and_context_window.json b/model_prices_and_context_window.json
index db28118d52b..2ac7b06c43d 100644
--- a/model_prices_and_context_window.json
+++ b/model_prices_and_context_window.json
@@ -46260,6 +46260,129 @@
         "supports_system_messages": true,
         "supports_tool_choice": true
     },
+    "greenpt/gemma4": {
+        "input_cost_per_token": 5.6885e-07,
+        "litellm_provider": "greenpt",
+        "max_input_tokens": 262144,
+        "max_output_tokens": 32768,
+        "max_tokens": 32768,
+        "mode": "chat",
+        "output_cost_per_token": 1.70655e-06,
+        "source": "https://docs.greenpt.ai/pricing",
+        "supports_reasoning": true,
+        "supports_vision": true
+    },
+    "greenpt/glm-5.2": {
+        "input_cost_per_token": 1.501764e-06,
+        "litellm_provider": "greenpt",
+        "max_input_tokens": 1000000,
+        "max_output_tokens": 131072,
+        "max_tokens": 131072,
+        "mode": "chat",
+        "output_cost_per_token": 5.256174e-06,
+        "source": "https://docs.greenpt.ai/pricing",
+        "supports_function_calling": true,
+        "supports_reasoning": true,
+        "supports_tool_choice": true
+    },
+    "greenpt/green-embedding": {
+        "input_cost_per_token": 2.2754e-07,
+        "litellm_provider": "greenpt",
+        "max_input_tokens": 32768,
+        "max_output_tokens": 2560,
+        "max_tokens": 32768,
+        "mode": "embedding",
+        "output_cost_per_token": 0,
+        "source": "https://docs.greenpt.ai/pricing"
+    },
+    "greenpt/green-l": {
+        "input_cost_per_token": 2.84425e-07,
+        "litellm_provider": "greenpt",
+        "max_input_tokens": 128000,
+        "max_output_tokens": 32000,
+        "max_tokens": 32000,
+        "mode": "chat",
+        "output_cost_per_token": 9.1016e-07,
+        "source": "https://docs.greenpt.ai/pricing",
+        "supports_function_calling": true,
+        "supports_tool_choice": true,
+        "supports_vision": true
+    },
+    "greenpt/green-l-raw": {
+        "input_cost_per_token": 2.84425e-07,
+        "litellm_provider": "greenpt",
+        "max_input_tokens": 128000,
+        "max_output_tokens": 32000,
+        "max_tokens": 32000,
+        "mode": "chat",
+        "output_cost_per_token": 9.1016e-07,
+        "source": "https://docs.greenpt.ai/pricing",
+        "supports_function_calling": true,
+        "supports_tool_choice": true,
+        "supports_vision": true
+    },
+    "greenpt/green-r": {
+        "input_cost_per_token": 3.98195e-07,
+        "litellm_provider": "greenpt",
+        "max_input_tokens": 131072,
+        "max_output_tokens": 32768,
+        "max_tokens": 32768,
+        "mode": "chat",
+        "output_cost_per_token": 1.080815e-06,
+        "source": "https://docs.greenpt.ai/pricing",
+        "supports_function_calling": true,
+        "supports_reasoning": true,
+        "supports_tool_choice": true,
+        "supports_vision": true
+    },
+    "greenpt/green-r-raw": {
+        "input_cost_per_token": 3.98195e-07,
+        "litellm_provider": "greenpt",
+        "max_input_tokens": 131072,
+        "max_output_tokens": 32768,
+        "max_tokens": 32768,
+        "mode": "chat",
+        "output_cost_per_token": 1.080815e-06,
+        "source": "https://docs.greenpt.ai/pricing",
+        "supports_function_calling": true,
+        "supports_reasoning": true,
+        "supports_tool_choice": true,
+        "supports_vision": true
+    },
+    "greenpt/kimi-k2.6": {
+        "input_cost_per_token": 8.30521e-07,
+        "litellm_provider": "greenpt",
+        "max_input_tokens": 262144,
+        "max_output_tokens": 262144,
+        "max_tokens": 262144,
+        "mode": "chat",
+        "output_cost_per_token": 4.380145e-06,
+        "source": "https://docs.greenpt.ai/pricing",
+        "supported_modalities": [
+            "text",
+            "image"
+        ],
+        "supported_output_modalities": [
+            "text"
+        ],
+        "supports_function_calling": true,
+        "supports_reasoning": true,
+        "supports_tool_choice": true,
+        "supports_vision": true
+    },
+    "greenpt/minimax-m2.5": {
+        "input_cost_per_token": 1.93409e-07,
+        "litellm_provider": "greenpt",
+        "max_input_tokens": 200000,
+        "max_output_tokens": 128000,
+        "max_tokens": 128000,
+        "mode": "chat",
+        "output_cost_per_token": 1.126323e-06,
+        "source": "https://docs.greenpt.ai/pricing",
+        "supports_function_calling": true,
+        "supports_reasoning": true,
+        "supports_tool_choice": true
+    },
     "fallback_generalizations": {
         "rules": [
             {
diff --git a/provider_endpoints_support.json b/provider_endpoints_support.json
index 65db63dc045..ec1baed2292 100644
--- a/provider_endpoints_support.json
+++ b/provider_endpoints_support.json
@@ -2941,6 +2941,23 @@
         "rerank": false,
         "a2a": false
       }
+    },
+    "greenpt": {
+      "display_name": "GreenPT (`greenpt`)",
+      "url": "https://docs.greenpt.ai",
+      "endpoints": {
+        "chat_completions": true,
+        "messages": false,
+        "responses": false,
+        "embeddings": true,
+        "image_generations": false,
+        "audio_transcriptions": false,
+        "audio_speech": false,
+        "moderations": false,
+        "batches": false,
+        "rerank": false,
+        "a2a": false
+      }
     }
   },
   "endpoints": {
diff --git a/tests/litellm/llms/openai_like/test_greenpt_provider.py b/tests/litellm/llms/openai_like/test_greenpt_provider.py
new file mode 100644
index 00000000000..648f6f2d90b
--- /dev/null
+++ b/tests/litellm/llms/openai_like/test_greenpt_provider.py
@@ -0,0 +1,71 @@
+import os
+import sys
+
+sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), "../../../..")))
+
+from litellm.llms.openai_like.dynamic_config import create_config_class
+from litellm.llms.openai_like.json_loader import JSONProviderRegistry
+
+GREENPT_BASE_URL = "https://api.greenpt.ai/v1"
+
+
+def _get_config():
+    provider = JSONProviderRegistry.get("greenpt")
+    assert provider is not None
+    config_class = create_config_class(provider)
+    return config_class()
+
+
+def test_greenpt_provider_registered():
+    provider = JSONProviderRegistry.get("greenpt")
+    assert provider is not None
+    assert provider.base_url == GREENPT_BASE_URL
+    assert provider.api_key_env == "GREENPT_API_KEY"
+    assert provider.api_base_env == "GREENPT_API_BASE"
+
+
+def test_greenpt_resolves_env_api_key(monkeypatch):
+    config = _get_config()
+    monkeypatch.setenv("GREENPT_API_KEY", "test-key")
+    api_base, api_key = config._get_openai_compatible_provider_info(None, None)
+    assert api_base == GREENPT_BASE_URL
+    assert api_key == "test-key"
+
+
+def test_greenpt_maps_max_completion_tokens():
+    config = _get_config()
+    params = config.map_openai_params(
+        non_default_params={"max_completion_tokens": 256},
+        optional_params={},
+        model="greenpt/gemma4",
+        drop_params=False,
+    )
+    assert params == {"max_tokens": 256}
+
+
+def test_greenpt_complete_url_appends_endpoint():
+    config = _get_config()
+    url = config.get_complete_url(
+        api_base=GREENPT_BASE_URL,
+        api_key="test-key",
+        model="greenpt/gemma4",
+        optional_params={},
+        litellm_params={},
+        stream=False,
+    )
+    assert url == f"{GREENPT_BASE_URL}/chat/completions"
+
+
+def test_greenpt_provider_resolution():
+    from litellm.litellm_core_utils.get_llm_provider_logic import get_llm_provider
+
+    model, provider, _, api_base = get_llm_provider(
+        model="greenpt/gemma4",
+        custom_llm_provider=None,
+        api_base=None,
+        api_key=None,
+    )
+
+    assert model == "gemma4"
+    assert provider == "greenpt"
+    assert api_base == GREENPT_BASE_URL