The AI X (Twitter) growth tool
that writes in your voice.

Grow on 𝕏 without posting slop. Xpert learns how you write when you're on form, predicts what will land before you post it, schedules at your proven hours, and finds the people already looking for you.

You don't have a content problem. You have a consistency problem, a timing problem, and a feed full of people who post worse takes more often and grow faster than you.

Most tools fix this by writing generic posts with your name on them. Xpert goes the other way: it studies how you write when you're on form, then holds you to it, every day, at the right hour.

Everything an AI X (Twitter) growth tool should do.

AI tweet writer, engagement prediction, tweet scheduler, X analytics, lead signals, and more. One brain, trained on your account, behind all of it.

AI tweet writer trained on your voice

Xpert reads your best posts before it writes a word, so every draft sounds like you on a good day, not like a bot with a hashtag habit. Brief in, three variants out, grounded in your real writing, live web context, and what your network is talking about.

Engagement prediction scored against your history

The hit meter scores every draft against your own past posts, not a generic viral formula, and it recalibrates as your account grows. It tells you the verdict, then points at the weak line so you can fix it before you ship.

Smart tweet scheduler and queue

Queue slots are learned from when your audience actually engages, not a generic best-times chart. Posts, threads, and articles drop into the calendar and the account never goes quiet.

X analytics that learn

Followers, views, likes, and engagement rate charted from your own history. The same data trains the composer and the predictor, so the analytics get smarter every week you post.

Signals: real-time lead finding

Keyword monitoring sweeps X for people asking for what you sell, scores their intent, and drafts the reply in your voice. You post it with one click, or not at all.

Network brain: learns from who you follow

Xpert studies the accounts you follow, what they post, what lands, when they are active, and turns it into context for your drafts and a daily brief of openings worth replying to.

Profile X-ray: analyze any X account

Point it at any profile and get their voice, their posting patterns, their topics, and a concrete read on how to engage them. Research a prospect or reverse-engineer an account you admire.

X Articles with AI covers

Long-form articles drafted in your voice, with poster-grade AI cover art generated in-app. Draft, schedule, and publish to X Articles without leaving Xpert.

Use Xpert from the app, the CLI, the MCP server, the API, or right on x.com.

The same voice model and scheduler behind every surface. AI agents connect over MCP with OAuth, scripts hit the REST API, and the browser extensions bring Xpert onto the timeline itself.

Xpert CLI for X (Twitter)

Compose, queue, and check analytics from the terminal. Pipe it, cron it, script it into your ship day.

MCP server for AI agents

Claude, Cursor, or your own agent connects over OAuth and gets the full toolkit: drafting, scheduling, analytics, signals. Set up MCP.

Chrome extension on x.com

An overlay on the timeline: intent scores, lead badges, and your voice in the reply box.

Safari extension for iOS

The same lens on your iPhone, injected into Safari wherever you read X.

REST API

Everything the app can do, over HTTPS. Build your own workflows on the same brain.

POST api.xpert.so/v1/compose

MCP server · CLI · REST API

Built for you or your agent.

Everything the app does is callable. Claude, ChatGPT, Cursor or your own agent connects over MCP with one OAuth sign-in; humans get a CLI that speaks every endpoint. Same brain, same voice model, same approval queue.

you@laptop ~ zsh
$ npm i -g @xpertso/cli
$ xpert login
✓ signed in as @you · acting as @you
$ xpert run network-opportunities
4 posts in your lane, still climbing. best window: now.
$ xpert run autopilot-draft --prompt "what we shipped this week"
draft → predict (62) → critique → revise → predict (81) ✓
$ claude mcp add --transport http xpert https://mcp.xpert.so/mcp
✓ your agent now speaks fluent 𝕏

Agents discover us at /.well-known/mcp/server-card.json · scoped OAuth, no pasted keys · read-only mode if you want analysis without publishing

Human in the loop.

The DMs and replies are drafted by the machine and sent by you. Not the other way around.

In July 2026 𝕏 removed 42,000 accounts for automating replies with chatbots: AI engaging with people, no human in the loop. Xpert is built so that can never be you. Nothing reaches another person until you approve it, one item at a time, in an inbox.

Sends are capped per day and spaced like a person typing, and campaigns pause themselves the moment 𝕏 pushes back. Boring by design, because your account is the asset.

X growth tool FAQ.

Straight answers about the AI tweet writer, the scheduler, the engagement predictor, and keeping your account safe.

What is the best AI tool to grow on X (Twitter)?

The best AI X growth tool is the one that grows your account without making you sound generic. Xpert trains on your own posts, scores every draft against your history with an engagement predictor, schedules at your proven best times, and finds leads in real time. Nothing publishes without your approval.

Does Xpert schedule threads and X articles?

Yes. The tweet scheduler handles single posts, full threads posted as real reply chains, and long-form X Articles with AI-generated covers. Queue slots are learned from when your audience engages, and you can send anything to drafts instead of the queue.

Will Xpert make me sound like AI?

No, that is the whole point. Xpert learns your voice from your own past posts and drafts in it: your phrasing, your rhythm, your stance. No hashtag spam, no thought-leader filler. You edit and approve everything before it ships, so nothing goes out that you would not have written.

How does the engagement predictor work?

Every draft is scored against your own posting history, not a generic viral template. The hit meter compares the draft with what has actually worked for your audience, gives a verdict, and highlights the weakest line. It recalibrates as new results come in, so the predictions track your account, not someone else's.

Can AI agents use Xpert?

Yes. Xpert ships an MCP server that agents connect to over OAuth, a CLI for scripting from the terminal, and a REST API. Claude, Cursor, or your own agent can draft, schedule, and read analytics through the same brain the app uses.

Is automation safe for my X account?

Xpert is built human-in-the-loop: replies and DMs are drafted by the machine and sent by you. Outbound actions wait in an approval inbox, sends are capped and spaced like a person typing, and campaigns pause the moment X pushes back. Your account is the asset, so nothing risks it on autopilot.

Will Xpert get my account banned for AI content?

X does not ban AI-assisted writing, and it explicitly allows scheduled original posts. What it removes is accounts that let AI engage with other people with no human involved: in July 2026 it deleted 42,000 of them in one sweep. Xpert cannot do that. Every reply and DM to another person waits in an approval inbox until you read it and send it, and there is no setting that turns that off. You still own what you post, so check drafts for accuracy before approving them.

The feed forgets you in three days.
Xpert doesn't let it.

Connect your 𝕏 accountConnect MCPTakes about two minutes. It reads your posts while you make coffee.