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ApplicantStack MCP Server for LlamaIndex 7 tools — connect in under 2 minutes

Built by Vinkius GDPR 7 Tools Framework

LlamaIndex specializes in data-aware AI agents that connect LLMs to structured and unstructured sources. Add ApplicantStack as an MCP tool provider through Vinkius and your agents can query, analyze, and act on live data alongside your existing indexes.

Vinkius supports streamable HTTP and SSE.

python
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 ApplicantStack. "
            "You have 7 tools available."
        ),
    )

    response = await agent.run(
        "What tools are available in ApplicantStack?"
    )
    print(response)

asyncio.run(main())
ApplicantStack
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 ApplicantStack MCP Server

The ApplicantStack MCP Server integrates your recruiting and onboarding workflows directly into your AI workspace. Efficiently manage your job listings, track candidate progress through custom stages, and streamline your hiring process using simple natural language.

LlamaIndex agents combine ApplicantStack tool responses with indexed documents for comprehensive, grounded answers. Connect 7 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.

Key Features

  • Job Management — List all active and closed job openings, and retrieve full metadata for any specific listing.
  • Candidate Tracking — Access your entire applicant database and filter by workflow stage or score.
  • Workflow Automation — Move candidates between stages (e.g., from 'Interview' to 'Hired') and update their profiles instantly.
  • Onboarding & Hires — Access onboarding data for new hires to ensure a smooth transition from applicant to employee.
  • Secure Access — Uses private access tokens to safely interact with your organization's recruiting data.

Benefits for Teams

  • Recruiters — Quickly check the status of candidates for multiple jobs without switching between tabs.
  • Hiring Managers — Review candidate profiles and scores using AI-assisted summaries.
  • HR Teams — Track hiring trends and ensure onboarding tasks are initiated for all new hires.

The ApplicantStack MCP Server exposes 7 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.

How to Connect ApplicantStack to LlamaIndex via MCP

Follow these steps to integrate the ApplicantStack MCP Server with LlamaIndex.

01

Install dependencies

Run pip install llama-index-tools-mcp llama-index-llms-openai

02

Replace the token

Replace [YOUR_TOKEN_HERE] with your Vinkius token

03

Run the agent

Save to agent.py and run: python agent.py

04

Explore tools

The agent discovers 7 tools from ApplicantStack

Why Use LlamaIndex with the ApplicantStack MCP Server

LlamaIndex provides unique advantages when paired with ApplicantStack through the Model Context Protocol.

01

Data-first architecture: LlamaIndex agents combine ApplicantStack tool responses with indexed documents for comprehensive, grounded answers

02

Query pipeline framework lets you chain ApplicantStack tool calls with transformations, filters, and re-rankers in a typed pipeline

03

Multi-source reasoning: agents can query ApplicantStack, a vector store, and a SQL database in a single turn and synthesize results

04

Observability integrations show exactly what ApplicantStack tools were called, what data was returned, and how it influenced the final answer

ApplicantStack + LlamaIndex Use Cases

Practical scenarios where LlamaIndex combined with the ApplicantStack MCP Server delivers measurable value.

01

Hybrid search: combine ApplicantStack real-time data with embedded document indexes for answers that are both current and comprehensive

02

Data enrichment: query ApplicantStack to augment indexed data with live information before generating user-facing responses

03

Knowledge base agents: build agents that maintain and update knowledge bases by periodically querying ApplicantStack for fresh data

04

Analytical workflows: chain ApplicantStack queries with LlamaIndex's data connectors to build multi-source analytical reports

ApplicantStack MCP Tools for LlamaIndex (7)

These 7 tools become available when you connect ApplicantStack to LlamaIndex via MCP:

01

get_account_check

Verify ApplicantStack account connection

02

get_candidate

Get details for a specific candidate

03

get_job

Get details for a specific job

04

list_candidates

List all candidates

05

list_hires

List all hires (onboarding)

06

list_jobs

List all job listings in ApplicantStack

07

update_candidate

Use stage field to move them in the workflow. Update candidate information or stage

Example Prompts for ApplicantStack in LlamaIndex

Ready-to-use prompts you can give your LlamaIndex agent to start working with ApplicantStack immediately.

01

"List all active job openings in ApplicantStack."

02

"Show me candidates currently in the 'Interview' stage."

03

"Move candidate 'C12345' to the 'Hired' stage."

Troubleshooting ApplicantStack MCP Server with LlamaIndex

Common issues when connecting ApplicantStack to LlamaIndex through the Vinkius, and how to resolve them.

01

BasicMCPClient not found

Install: pip install llama-index-tools-mcp

ApplicantStack + LlamaIndex FAQ

Common questions about integrating ApplicantStack MCP Server with LlamaIndex.

01

How does LlamaIndex connect to MCP servers?

Use the MCP client adapter to create a connection. LlamaIndex discovers all tools and wraps them as query engine tools compatible with any LlamaIndex agent.
02

Can I combine MCP tools with vector stores?

Yes. LlamaIndex agents can query ApplicantStack tools and vector store indexes in the same turn, combining real-time and embedded data for grounded responses.
03

Does LlamaIndex support async MCP calls?

Yes. LlamaIndex's async agent framework supports concurrent MCP tool calls for high-throughput data processing pipelines.

Connect ApplicantStack to LlamaIndex

Get your token, paste the configuration, and start using 7 tools in under 2 minutes. No API key management needed.