3,400+ MCP servers ready to use
Vinkius
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Bring Client Management
to LlamaIndex

Learn how to connect Assembly to LlamaIndex and start using 10 AI agent tools in minutes. Fully managed, enterprise secure, and ready to use without writing a single line of code.

Get ClientGet CompanyGet NoteGet UserGet WorkspaceList ClientsList CompaniesList NotesList UsersList Workspaces

What is the Assembly MCP Server?

Assembly

The Assembly MCP Server allows AI agents to interact with your Assembly platform data seamlessly.

What you can do

  • Retrieve clients, companies, and users.
  • Access workspaces and CRM details.
  • Manage notes and internal data.

How it works

Connect your Assembly account via your API Key to manage your professional service data dynamically.

Built-in capabilities (10)

get_client

Get details for a specific client

get_company

Get details for a specific company

get_note

Get a specific note

get_user

Get details for a specific user

get_workspace

Get a specific workspace

list_clients

List all Assembly clients

list_companies

List all Assembly companies

list_notes

List Assembly notes

list_users

List all Assembly users

list_workspaces

List all Assembly workspaces

Why LlamaIndex?

LlamaIndex agents combine Assembly tool responses with indexed documents for comprehensive, grounded answers. Connect 10 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.

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

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

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

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

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See it in action

Assembly in LlamaIndex

AI AgentVinkius
High Security·Kill Switch·Plug and Play
Why Vinkius

Assembly and 3,400+ other MCP servers. One platform. One governance layer.

Teams that connect Assembly to LlamaIndex through Vinkius don't need to source, host, or maintain individual MCP servers. Every tool call runs inside a hardened runtime with credential isolation, DLP, and a signed audit chain.

3,400+MCP Servers ready
<40msCold start
60%Token savings
Raw MCP
Vinkius
Server catalogFind and host yourself3,400+ managed
InfrastructureSelf-hostedSandboxed V8 isolates
Credential handlingPlaintext in configVault + runtime injection
Data loss preventionNoneConfigurable DLP policies
Kill switchNoneGlobal instant shutdown
Financial circuit breakersNonePer-server limits + alerts
Audit trailNoneEd25519 signed logs
SIEM log streamingNoneSplunk, Datadog, Webhook
HoneytokensNoneCanary alerts on leak
Custom domainsNot applicableDNS challenge verified
GDPR complianceManual effortAutomated purge + export
Enterprise Security

Why teams choose Vinkius for Assembly in LlamaIndex

The Assembly 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. All 10 tools execute in hardened sandboxes optimized for native MCP execution.

Your AI agents in LlamaIndex only access the data you authorize, with DLP that blocks sensitive information from ever reaching the model, kill switch for instant shutdown, and up to 60% token savings. Enterprise-grade infrastructure, zero maintenance.

Assembly
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

The Vinkius Advantage

How Vinkius secures Assembly for LlamaIndex

Every tool call from LlamaIndex to the Assembly MCP Server is protected by DLP redaction, cryptographic audit chains, V8 sandbox isolation, kill switch, and financial circuit breakers.

< 40msCold start
Ed25519Signed audit chain
60%Token savings
FAQ

Frequently asked questions

01

Where do I find my API Key?

Your API Key can be found in your Assembly web portal under Settings > API.

02

What access does this MCP need?

It requires the REST API Key, giving access to clients, companies, users, and notes.

03

Can I browse workspaces and internal notes through the AI agent?

Yes. Use list_workspaces to see all workspaces and get_workspace to inspect a specific one. For notes, list_notes retrieves all entries and get_note fetches the full content of a specific note by ID.

04

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.

05

Can I combine MCP tools with vector stores?

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

06

Does LlamaIndex support async MCP calls?

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

07

BasicMCPClient not found

Install: pip install llama-index-tools-mcp