OneSignal MCP Server for LangChainGive LangChain instant access to 12 tools to Cancel Scheduled Alert, Get Api Status, Get App Details, and more
LangChain is the leading Python framework for composable LLM applications. Connect OneSignal through Vinkius and LangChain agents can call every tool natively. combine them with retrievers, memory, and output parsers for sophisticated AI pipelines.
Ask AI about this App Connector for LangChain
The OneSignal app connector for LangChain is a standout in the Industry Titans category — giving your AI agent 12 tools to work with, ready to go from day one.
Vinkius delivers Streamable HTTP and SSE to any MCP client
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({
"onesignal-alternative": {
"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 OneSignal, show me what tools are available.",
}]
})
print(response["messages"][-1].content)
asyncio.run(main())
* 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 OneSignal MCP Server
Connect your OneSignal account to any AI agent and take full control of your customer engagement and notification orchestration through natural conversation. OneSignal is the market leader for omnichannel delivery, and this integration allows you to dispatch real-time push notifications, manage audience segments, and monitor delivery analytics directly from your chat interface.
LangChain's ecosystem of 500+ components combines seamlessly with OneSignal 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
- Omnichannel Dispatch Orchestration — Send push notifications, emails, and SMS programmatically using advanced targeting and personalized content to ensure your message always lands.
- Audience & User Intelligence — Manage user profiles (players), update custom tags, and retrieve detailed device metadata directly from the AI interface to maintain a high-fidelity CRM.
- Segment & Targeting Control — Access and monitor your audience segments and apply dynamic targeting criteria via natural language to drive better engagement.
- Performance & Outcome Oversight — Retrieve granular delivery analytics, track successful/failed counts, and monitor custom outcomes using simple AI commands.
- Operational Monitoring — Track system responses and manage multiple applications to ensure your notification pipeline is always optimized.
The OneSignal 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.
All 12 OneSignal tools available for LangChain
When LangChain connects to OneSignal through Vinkius, your AI agent gets direct access to every tool listed below — spanning onesignal, push-notifications, omnichannel-marketing, and more. Every call is secured with network, filesystem, subprocess, and code evaluation entitlements inside a sandboxed runtime. Beyond a simple connection, you get a full AI Gateway with real-time visibility into agent activity, enterprise governance, and optimized token usage.
Stop notification
Check connection
Get application info
Check delivery metrics
Get user profile
Get campaign outcomes
List subscribed devices
List target groups
Requires User Auth Key. List your applications
List past alerts
Delete device record
Send proactive alert
Connect OneSignal to LangChain via MCP
Follow these steps to wire OneSignal into LangChain. The entire setup takes under two minutes — your credentials stay safe behind the Vinkius.
Install dependencies
pip install langchain langchain-mcp-adapters langgraph langchain-openaiReplace the token
[YOUR_TOKEN_HERE] with your Vinkius tokenRun the agent
python agent.pyExplore tools
Why Use LangChain with the OneSignal MCP Server
LangChain provides unique advantages when paired with OneSignal through the Model Context Protocol.
The largest ecosystem of integrations, chains, and agents. combine OneSignal 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 OneSignal queries for multi-turn workflows
OneSignal + LangChain Use Cases
Practical scenarios where LangChain combined with the OneSignal MCP Server delivers measurable value.
RAG with live data: combine OneSignal tool results with vector store retrievals for answers grounded in both real-time and historical data
Autonomous research agents: LangChain agents query OneSignal, synthesize findings, and generate comprehensive research reports
Multi-tool orchestration: chain OneSignal tools with web scrapers, databases, and calculators in a single agent run
Production monitoring: use LangSmith to trace every OneSignal tool call, measure latency, and optimize your agent's performance
Example Prompts for OneSignal in LangChain
Ready-to-use prompts you can give your LangChain agent to start working with OneSignal immediately.
"List the last 5 push notifications sent from OneSignal."
"Send a push notification to the segment named VIP Users with a promotional message."
"Show me the delivery and click-through analytics for notification ID ntf_8923."
Troubleshooting OneSignal MCP Server with LangChain
Common issues when connecting OneSignal to LangChain through the Vinkius, and how to resolve them.
MultiServerMCPClient not found
pip install langchain-mcp-adaptersOneSignal + LangChain FAQ
Common questions about integrating OneSignal MCP Server with LangChain.
How does LangChain connect to MCP servers?
langchain-mcp-adapters to create an MCP client. LangChain discovers all tools and wraps them as native LangChain tools compatible with any agent type.