The request names langchain and google, so the answer is about langchain-google-genai, the LangChain integration for Google's Gemini models; the sources show LangChain as an agent platform 1 and Google's Gemini models reachable through Google Cloud's Agent Platform 2 and through Replicate 3. None of the sources documents the langchain-google-genai package itself, so the choice depends on which Google route you want.
A question back: Do you want the Gemini models reached directly through Google's own platform, or through a third-party API such as Replicate or OpenRouter?
- 1
- 2
Google Cloud Agent Platformgoogle.comverified and signed
Runs inference on Gemini and third-party models through its agent-platform-inference action, and migrates Gemini API projects from Google AI Studio via agent-platform-migrate-from-ai-studio 6.
official:skill · agent-platform-alert-configurationskill · agent-platform-deployskill · agent-platform-endpoint-managementskill · agent-platform-eval-flywheel
for agents: agent-platform-inference · agent-platform-migrate-from-ai-studio · agent-platform-tuning
- 3
Replicatereplicate.comverified and signed
Runs Google's Gemini models such as google/gemini-3-flash through a cloud API, callable from code with the Replicate client 7.
for agents: google/gemini-3.5-flash · google/gemini-3-flash · google/gemini-3.1-flash-tts
- 4
OpenRouteropenrouter.aiverified and signed
A unified interface to 500+ models with tool calling and structured JSON outputs, which lets you reach Google's Gemini models through one API 8.
for agents: structured-outputs · tool-calling · audio+file+image+text+video->text
Sources
- 1LangChain: the open agent platform to own your intelligencelangchain.com · read 2026-10-29
- 2AI and Cloud Computing Services | Google Cloudcloud.google.com · read 2026-10-29
- 3Replicate - Run AI with an APIreplicate.com · read 2026-10-29
- 4OpenRouteropenrouter.ai · read 2026-10-29
- 6agent-platform-inference: declares "agent-platform-inference" (the record we read and signed)unfragile.ai · read 2026-10-24
- 7google/gemini-3.5-flash: declares "google/gemini-3.5-flash" (the record we read and signed)unfragile.ai · read 2026-10-24
- 8Google: Gemini Pro Latest: declares "structured-outputs" (the record we read and signed)unfragile.ai · read 2026-10-24
For agents: the 10 actions behind this answer
· Langchain Google website read, tools not yet checked
LangChain enables every company to own their intelligence. Control, govern, and compound intelligence with an open agent engineering platform.
langchain · Docs by LangChain verified and signed
Use when building AI agents, integrating language models with
langgraph-docs · langgraph-docs verified and signed
Fetches and references LangGraph Python documentation to build stateful agents, create multi-agent workflows, and implement human-in-the-loop patterns. Use when the user asks about LangGraph, graph agents, state machines, agent orchestration, LangGraph API, or needs LangGraph implementation guidance
push_prompt · LangSmith MCP Server found in code, not yet checked
Call this tool when you need to understand how to create and push prompts to LangSmith.
langchain · deepagents verified and signed
· Langchain Adapters website read, tools not yet checked
LangChain enables every company to own their intelligence. Control, govern, and compound intelligence with an open agent engineering platform.
· Langchain Openai website read, tools not yet checked
LangChain enables every company to own their intelligence. Control, govern, and compound intelligence with an open agent engineering platform.
· Langchain Protocol website read, tools not yet checked
LangChain enables every company to own their intelligence. Control, govern, and compound intelligence with an open agent engineering platform.
· Langchain Anthropic website read, tools not yet checked
LangChain enables every company to own their intelligence. Control, govern, and compound intelligence with an open agent engineering platform.
· Langchain Aws website read, tools not yet checked
LangChain enables every company to own their intelligence. Control, govern, and compound intelligence with an open agent engineering platform.
Labels are the instruments' verdict and are never changed by ranking. Agents and robots get this same answer as JSON at /api/v1/find?q=…&answer=1 and through the MCP server.