Can my agent list all bank accounts for a specific organization in Griffin?

Yes. Use the 'list_accounts' tool with the 'organizationId' parameter. The agent will fetch all bank accounts associated with that organization flawlessly.

How do I check the status of a KYC/KYB verification via chat?

You can use the 'get_verification' tool. Provide the Verification ID, and the agent will return the full details, including the current status and decision of the verification natively.

Can I trigger an internal money transfer between accounts through the agent?

Absolutely. Use the 'create_internal_transfer' tool. By passing the amount and account IDs, your agent will programmatically trigger the transfer within Griffin's secure infrastructure flawlessly.

Griffin MCP Server for LangChain 12 tools — connect in under 2 minutes

Name: Griffin
Availability: InStock
Author: Vinkius

python.langchain.com/docs/integrations/tools/mcp

Built by Vinkius GDPR 12 Tools Framework

LangChain is the leading Python framework for composable LLM applications. Connect Griffin through Vinkius and LangChain agents can call every tool natively. combine them with retrievers, memory, and output parsers for sophisticated AI pipelines.

Get MCP Server for AI Agents

ASK AI ABOUT THIS MCP SERVER

Open in ChatGPT Open in Claude Open in Perplexity

Vinkius supports streamable HTTP and SSE.

python

import asyncio
from langchain_mcp_adapters.client import MultiServerMCPClient
from langchain_openai import ChatOpenAI
from langgraph.prebuilt import create_react_agent

async def main():
    # Your Vinkius token. get it at cloud.vinkius.com
    async with MultiServerMCPClient({
        "griffin": {
            "transport": "streamable_http",
            "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
        }
    }) as client:
        tools = client.get_tools()
        agent = create_react_agent(
            ChatOpenAI(model="gpt-4o"),
            tools,
        )
        response = await agent.ainvoke({
            "messages": [{
                "role": "user",
                "content": "Using Griffin, show me what tools are available.",
            }]
        })
        print(response["messages"][-1].content)

asyncio.run(main())

Fully ManagedVinkius Servers

60%Token savings

High SecurityEnterprise-grade

IAMAccess control

EU AI ActCompliant

DLPData protection

V8 IsolateSandboxed

Ed25519Audit chain

<40msKill switch

Stream every event to Splunk, Datadog, or your own webhook in real-time

* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure

About Griffin MCP Server

Connect your Griffin Banking-as-a-Service account to any AI agent and take full control of your embedded finance operations through natural conversation.

LangChain's ecosystem of 500+ components combines seamlessly with Griffin through native MCP adapters. Connect 12 tools via Vinkius and use ReAct agents, Plan-and-Execute strategies, or custom agent architectures. with LangSmith tracing giving full visibility into every tool call, latency, and token cost.

What you can do

Index Orchestration — Discover all available API resources and navigate your organization's banking infrastructure natively
Account Oversight — List and inspect all bank accounts, including available balances and account numbers flawlessy
Live Transaction Monitoring — Retrieve detailed transaction histories and resolve specific payment details including status and amounts flawlessly
Verification Workflow — Manage KYC and KYB verifications by listing and inspecting individual verification records natively
Financial Transfers — Trigger internal transfers between accounts to manage liquidity across your organization synchronously
Payee Management — List and verify saved payees to ensure secure and accurate payment orchestration natively

The Griffin MCP Server exposes 12 tools through the Vinkius. Connect it to LangChain in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

How to Connect Griffin to LangChain via MCP

Follow these steps to integrate the Griffin MCP Server with LangChain.

Install dependencies

Run pip install langchain langchain-mcp-adapters langgraph langchain-openai

Replace the token

Replace [YOUR_TOKEN_HERE] with your Vinkius token

Run the agent

Save the code and run python agent.py

Explore tools

The agent discovers 12 tools from Griffin via MCP

Why Use LangChain with the Griffin MCP Server

LangChain provides unique advantages when paired with Griffin through the Model Context Protocol.

The largest ecosystem of integrations, chains, and agents. combine Griffin MCP tools with 500+ LangChain components

Agent architecture supports ReAct, Plan-and-Execute, and custom strategies with full MCP tool access at every step

LangSmith tracing gives you complete visibility into tool calls, latencies, and token usage for production debugging

Memory and conversation persistence let agents maintain context across Griffin queries for multi-turn workflows

Griffin + LangChain Use Cases

Practical scenarios where LangChain combined with the Griffin MCP Server delivers measurable value.

RAG with live data: combine Griffin tool results with vector store retrievals for answers grounded in both real-time and historical data

Autonomous research agents: LangChain agents query Griffin, synthesize findings, and generate comprehensive research reports

Multi-tool orchestration: chain Griffin tools with web scrapers, databases, and calculators in a single agent run

Production monitoring: use LangSmith to trace every Griffin tool call, measure latency, and optimize your agent's performance

Griffin MCP Tools for LangChain (12)

These 12 tools become available when you connect Griffin to LangChain via MCP:

create_internal_transfer

Transfer money between internal accounts

get_account

Get details for a specific bank account

get_index

Get the root index of resources from the Griffin API

get_me

Get details of the current authenticated user

get_organization

Get details for a specific organization

get_transaction

Get details for a specific transaction

get_verification

Get details for a specific verification

list_accounts

List bank accounts for an organization

list_organizations

List all accessible organizations

list_payees

List saved payees for an organization

list_transactions

Retrieve transaction history for a bank account

list_verifications

List KYC/KYB verifications for an organization

Example Prompts for Griffin in LangChain

Ready-to-use prompts you can give your LangChain agent to start working with Griffin immediately.

"List my organizations in Griffin"

"Show the recent transactions for account ID acc_93021"

"Check the KYC verification status for ID ver_88392"

Troubleshooting Griffin MCP Server with LangChain

Common issues when connecting Griffin to LangChain through the Vinkius, and how to resolve them.

MultiServerMCPClient not found

Install: pip install langchain-mcp-adapters

Griffin + LangChain FAQ

Common questions about integrating Griffin MCP Server with LangChain.

How does LangChain connect to MCP servers?

Use langchain-mcp-adapters to create an MCP client. LangChain discovers all tools and wraps them as native LangChain tools compatible with any agent type.

Which LangChain agent types work with MCP?

All agent types including ReAct, OpenAI Functions, and custom agents work with MCP tools. The tools appear as standard LangChain tools after the adapter wraps them.