feat: add Gemini model provider

README.md

@@ -37,7 +37,7 @@ Strands Agents is a simple yet powerful SDK that takes a model-driven approach t
 ## Feature Overview
 
 - **Lightweight & Flexible**: Simple agent loop that just works and is fully customizable
-- **Model Agnostic**: Support for Amazon Bedrock, Anthropic, LiteLLM, Llama, Ollama, OpenAI, Writer, and custom providers
+- **Model Agnostic**: Support for Amazon Bedrock, Anthropic, Gemini, LiteLLM, Llama, Ollama, OpenAI, Writer, and custom providers
 - **Advanced Capabilities**: Multi-agent systems, autonomous agents, and streaming support
 - **Built-in MCP**: Native support for Model Context Protocol (MCP) servers, enabling access to thousands of pre-built tools
 
@@ -129,6 +129,7 @@ from strands import Agent
 from strands.models import BedrockModel
 from strands.models.ollama import OllamaModel
 from strands.models.llamaapi import LlamaAPIModel
+from strands.models.gemini import GeminiModel
 
 # Bedrock
 bedrock_model = BedrockModel(
@@ -139,6 +140,15 @@ bedrock_model = BedrockModel(
 agent = Agent(model=bedrock_model)
 agent("Tell me about Agentic AI")
 
+# Google Gemini
+gemini_model = GeminiModel(
+  api_key="your_gemini_api_key",
+  model_id="gemini-2.5-flash",
+  params={"temperature": 0.7}
+)
+agent = Agent(model=gemini_model)
+agent("Tell me about Agentic AI")
+
 # Ollama
 ollama_model = OllamaModel(
   host="http://localhost:11434",
@@ -158,6 +168,7 @@ response = agent("Tell me about Agentic AI")
 Built-in providers:
  - [Amazon Bedrock](https://strandsagents.com/latest/user-guide/concepts/model-providers/amazon-bedrock/)
  - [Anthropic](https://strandsagents.com/latest/user-guide/concepts/model-providers/anthropic/)
+ - [Gemini](https://strandsagents.com/latest/user-guide/concepts/model-providers/gemini/)
  - [LiteLLM](https://strandsagents.com/latest/user-guide/concepts/model-providers/litellm/)
  - [LlamaAPI](https://strandsagents.com/latest/user-guide/concepts/model-providers/llamaapi/)
  - [Ollama](https://strandsagents.com/latest/user-guide/concepts/model-providers/ollama/)

pyproject.toml

@@ -67,6 +67,9 @@ docs = [
     "sphinx-rtd-theme>=1.0.0,<2.0.0",
     "sphinx-autodoc-typehints>=1.12.0,<2.0.0",
 ]
+gemini = [
+    "google-genai>=0.5.0",
+]
 litellm = [
     "litellm>=1.73.1,<2.0.0",
     # https://github.com/BerriAI/litellm/issues/13711
@@ -108,15 +111,15 @@ a2a = [
     "starlette>=0.46.2,<1.0.0",
 ]
 all = [
-    "strands-agents[a2a,anthropic,dev,docs,litellm,llamaapi,mistral,ollama,openai,otel]",
+    "strands-agents[a2a,anthropic,dev,docs,gemini,litellm,llamaapi,mistral,ollama,openai,otel]",
 ]
 
 [tool.hatch.version]
 # Tells Hatch to use your version control system (git) to determine the version.
 source = "vcs"
 
 [tool.hatch.envs.hatch-static-analysis]
-features = ["anthropic", "litellm", "llamaapi", "ollama", "openai", "otel", "mistral", "writer", "a2a", "sagemaker"]
+features = ["anthropic", "litellm", "llamaapi", "ollama", "openai", "otel", "mistral", "writer", "a2a", "sagemaker", "gemini"]
 dependencies = [
   "mypy>=1.15.0,<2.0.0",
   "ruff>=0.11.6,<0.12.0",
@@ -139,7 +142,7 @@ lint-fix = [
 ]
 
 [tool.hatch.envs.hatch-test]
-features = ["anthropic", "litellm", "llamaapi", "ollama", "openai", "otel", "mistral", "writer", "a2a", "sagemaker"]
+features = ["anthropic", "litellm", "llamaapi", "ollama", "openai", "otel", "mistral", "writer", "a2a", "sagemaker", "gemini"]
 extra-dependencies = [
     "moto>=5.1.0,<6.0.0",
     "pytest>=8.0.0,<9.0.0",
@@ -155,7 +158,7 @@ extra-args = [
 
 [tool.hatch.envs.dev]
 dev-mode = true
-features = ["dev", "docs", "anthropic", "litellm", "llamaapi", "ollama", "otel", "mistral", "writer", "a2a", "sagemaker"]
+features = ["dev", "docs", "anthropic", "litellm", "llamaapi", "ollama", "otel", "mistral", "writer", "a2a", "sagemaker", "gemini"]
 
 [[tool.hatch.envs.hatch-test.matrix]]
 python = ["3.13", "3.12", "3.11", "3.10"]