Postscript MCP Server for LlamaIndexGive LlamaIndex instant access to 12 tools to Create Subscriber, Create Webhook, Delete Webhook, and more
LlamaIndex specializes in data-aware AI agents that connect LLMs to structured and unstructured sources. Add Postscript as an MCP tool provider through Vinkius and your agents can query, analyze, and act on live data alongside your existing indexes.
Ask AI about this App Connector for LlamaIndex
The Postscript app connector for LlamaIndex 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 llama_index.tools.mcp import BasicMCPClient, McpToolSpec
from llama_index.core.agent.workflow import FunctionAgent
from llama_index.llms.openai import OpenAI
async def main():
# Your Vinkius token. get it at cloud.vinkius.com
mcp_client = BasicMCPClient("https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp")
mcp_tool_spec = McpToolSpec(client=mcp_client)
tools = await mcp_tool_spec.to_tool_list_async()
agent = FunctionAgent(
tools=tools,
llm=OpenAI(model="gpt-4o"),
system_prompt=(
"You are an assistant with access to Postscript. "
"You have 12 tools available."
),
)
response = await agent.run(
"What tools are available in Postscript?"
)
print(response)
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 Postscript MCP Server
Connect your Postscript account to any AI agent and take full control of your SMS marketing orchestration through natural conversation. Postscript is the leading SMS platform for Shopify stores, and this integration allows you to retrieve subscriber metadata, monitor campaign performance, and manage automated keywords directly from your chat interface.
LlamaIndex agents combine Postscript tool responses with indexed documents for comprehensive, grounded answers. Connect 12 tools through Vinkius and query live data alongside vector stores and SQL databases in a single turn. ideal for hybrid search, data enrichment, and analytical workflows.
What you can do
- Subscriber & Audience Orchestration — List all managed SMS subscribers and retrieve detailed profile metadata programmatically to ensure your outreach is always synchronized.
- Campaign & Flow Intelligence — Access and monitor your SMS campaigns and automated flows (like abandoned cart recovery) directly from the AI interface to track engagement metrics.
- Keyword & Opt-in Control — List and search through your mobile keywords to maintain a clear overview of your subscription sources via natural language.
- Operational Monitoring — Track system responses and manage webhook metadata using simple AI commands.
- Account Visibility — Access high-level account and plan metadata to ensure your SMS operations are always optimized.
The Postscript MCP Server exposes 12 tools through the Vinkius. Connect it to LlamaIndex 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 Postscript tools available for LlamaIndex
When LlamaIndex connects to Postscript through Vinkius, your AI agent gets direct access to every tool listed below — spanning sms-marketing, mms-marketing, shopify-integration, 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.
Note: Compliance rules apply. Subscribe a new user
Create a new webhook
Delete a webhook
Get account details
Get campaign details
Get subscriber details
g., Abandoned Cart). List SMS automations
List SMS campaigns
List SMS keywords
List all SMS subscribers
List active webhooks
Update subscriber info
Connect Postscript to LlamaIndex via MCP
Follow these steps to wire Postscript into LlamaIndex. The entire setup takes under two minutes — your credentials stay safe behind the Vinkius.
Install dependencies
pip install llama-index-tools-mcp llama-index-llms-openaiReplace the token
[YOUR_TOKEN_HERE] with your Vinkius tokenRun the agent
agent.py and run: python agent.pyExplore tools
Why Use LlamaIndex with the Postscript MCP Server
LlamaIndex provides unique advantages when paired with Postscript through the Model Context Protocol.
Data-first architecture: LlamaIndex agents combine Postscript tool responses with indexed documents for comprehensive, grounded answers
Query pipeline framework lets you chain Postscript tool calls with transformations, filters, and re-rankers in a typed pipeline
Multi-source reasoning: agents can query Postscript, a vector store, and a SQL database in a single turn and synthesize results
Observability integrations show exactly what Postscript tools were called, what data was returned, and how it influenced the final answer
Postscript + LlamaIndex Use Cases
Practical scenarios where LlamaIndex combined with the Postscript MCP Server delivers measurable value.
Hybrid search: combine Postscript real-time data with embedded document indexes for answers that are both current and comprehensive
Data enrichment: query Postscript to augment indexed data with live information before generating user-facing responses
Knowledge base agents: build agents that maintain and update knowledge bases by periodically querying Postscript for fresh data
Analytical workflows: chain Postscript queries with LlamaIndex's data connectors to build multi-source analytical reports
Example Prompts for Postscript in LlamaIndex
Ready-to-use prompts you can give your LlamaIndex agent to start working with Postscript immediately.
"List all active SMS subscribers in Postscript."
"Show me the performance of all active SMS campaigns with conversion rates and revenue attribution."
"Create a new SMS campaign targeting customers who purchased in the last 30 days but have not reordered."
Troubleshooting Postscript MCP Server with LlamaIndex
Common issues when connecting Postscript to LlamaIndex through the Vinkius, and how to resolve them.
BasicMCPClient not found
pip install llama-index-tools-mcpPostscript + LlamaIndex FAQ
Common questions about integrating Postscript MCP Server with LlamaIndex.