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runtime · today · How do I use MCP locally without sending private context to the cloud?

MCP on the computer you already own.

Local MCP on TARX-OS is the default for private context: Spaces, files, Memory, tool calls that need local approval. Remote MCP is public-safe tools only. Status: pilot-ready. Compatible clients discover approved TARX tools through a boundary. Private context stays on this computer unless you approve a route.

Compatible clients discover approved TARX tools through a boundary. Private context stays on this computer unless you approve a route.

TARX-LOCAL handles private work on your computer. Connections stay off until you allow them.

TARX-OS on Apple silicon you already own.
Product proof. Not atmosphere. TARX-OS on silicon you own.
HOW TARX WORKS

How TARX works with MCP

MCP is a boundary, not a personality. Local: run on the same computer as TARX-OS. Remote: public-safe tools only. The mistake is stuffing private files into a remote server and calling it local-first.

Skills package reusable behavior for TARX-compatible tools and clients. Status skills are available now. Memory, Spaces, and Delegation are pilot-ready. They are gated. A Skill cannot browse the web silently.

Developers Join on Apple silicon. T-1 is the bench Supercomputer to prove I/O before T-4, T-7, or T-70. Same approval. Same Evidence.

THE STACK

Join the Supercomputer. Or own Private Hardware.

TARX-OS on computers you already own. Supercomputer hardware when the site needs dedicated NVIDIA.

TARX-OS · Conversation into the runtime · $0 seats
USE CASES

WHAT THIS PAGE IS FOR.

Private files through a local boundary

Spaces and Memory stay on this computer. Remote MCP does not get them.

A client that should only see approved tools

Discovery through the boundary. Not an invisible plugin bag.

A bench before a sealed box

T-1 Orin 64GB to shape the deployment. Not a production enclosure.

KEY FEATURES

Dialed to this question.

Local MCPnpx @tarx/mcp on the same computer as TARX-OS
Remote MCPmcp.tarx.com · public-safe tools only
StatusPilot-ready
BenchT-1 · Orin 64GB · from $3,499
DeskT-4 when the experiment becomes a team box
HOW TO START

Four steps. Same contract.

01

Run TARX-OS locally

Join on Apple silicon. First-run stays local.

02

Use local MCP for private context

Do not send Spaces to a remote server.

03

Keep remote MCP public-safe

The boundary is the product.

04

Prove I/O on T-1 if needed

Then get a T-4, T-7, or T-70.

FAQ

Questions this page owns.

Local or remote MCP?

Local: npx @tarx/mcp on the same computer as TARX-OS. Remote: mcp.tarx.com for public-safe tools only.

Can a Skill browse the web silently?

No. Web lookup is labeled, Evidence-backed, and off until you opt in.

Is T-1 a finished Supercomputer?

No. T-1 is the bench kit to shape T-4, T-7, or T-70.

Is MCP the product?

No. TARX-OS is the runtime. MCP is how compatible clients meet approved tools.

TWO EQUAL PATHS

JOIN THE SUPERCOMPUTER.
OR OWN PRIVATE HARDWARE.

Join the Supercomputer. Or own Private Hardware.

JOIN · TARX-OS

Illustrative still. Apple silicon in a TARX editorial setting.

Join the Supercomputer

Always-on agents on silicon you own.

TARX is not a chat app. TARX-OS is the always-on governed runtime for AI agents and work. Install it on the Mac you already have. Chat is how you talk to it. The runtime stays on — goals, skills, approval, Evidence.

Join beta

OWN · TARX HARDWARE

TARX hardware. Get your own Supercomputer.

Own Private Hardware.

When local is not enough, attach a TARX machine.

T-1, T-4, T-7, T-70, T-600. Model numbers. They join the Supercomputer — the mesh — for private cluster, burst, or air-gapped sites. Same OS. Same approval. Same Evidence.

Explore Private Hardware
DEPLOYMENT DESIGN · T-4

OWN YOUR COMPUTE.
DESIGN THE DEPLOYMENT.

TARX-OS seats are included. Configure the Supercomputer. Watch the math. Submit once.

1 · The cluster

2 · If they stayed on Claude

Typical Claude mix

4 × $20 + 1 × $200 = $280/mo

80% $20 Pro · 20% $200 Max · whole seats. No rate picker.

3 · Contact and the work