AI writing
AI replies in your voice, in seconds
Get five ready-to-post replies to any post, in your voice and the same language as the post, so you can join the conversations that grow your account.
The AI reply generator reads the post you are replying to and drafts five replies in your own voice, in the same language as the post, in a few seconds. You pick the one you like and post it. It is built for the reply loop, showing up early and well under big accounts in your niche, which is how impressions and followers compound on X.
Five angles, not one
For any post, SpacerrX gives you five distinct replies rather than a single suggestion, and it varies them across five named moves so they are genuinely different: a counterpoint that disagrees with a sharper, specific angle; an addition from your own first-hand experience; a deadpan joke that fits the thread; a build on their point with a useful example; and a fair contrarian take that invites discussion rather than a flame. You are choosing between real options, not accepting or rejecting one guess.
In your voice, in the post's language
Every reply is shaped by your voice profile, so it sounds like you and not like a generic AI. It also matches the language AND register of the post you are replying to, slang included, so replying under a Spanish or Japanese post gives you a reply in that language. When a post carries no text of its own, just an image, it reads the text inside the image to get the language right rather than defaulting to English.
Built for replying early
On X's current algorithm, a good reply on a fresh big post can out-reach a week of your own posting. SpacerrX puts the drafts right in the reply box so the slow part, thinking of what to say, takes seconds, and you can be early while the post is still climbing.
What you get
- Five ready-to-post replies for any post
- Written in your distilled voice
- Matches the language of the original post
- Appears right inside X's reply box
- Supports your own preferred reply formats
On your plan: Available with signup credits and the Creator plan, metered to your credit pool like the other AI features.
Common questions
Will the replies sound like a bot?
They are generated within your voice profile and shaped by what actually works in replies, so they read like you on your best day. You always see a draft and can edit it before it posts.
Can it reply in other languages?
Yes. Each reply matches the language of the post you are replying to, so you can join conversations outside your own language without switching tools.
Do AI replies cost credits?
They are metered to your available credits by length, like the other AI features, so a short reply costs less than a long one.
Keep exploring
One-tap replies
Write the replies you send over and over just once, your product explainer, your let's connect. Then it's one tap in X's reply box, their name filled in, and each set rotates through your wordings so it never reads copy pasted.
Learn moreWrite prompts
SpacerrX asks you a question you can answer in thirty seconds, then sharpens your own answer into posts written the way X rewards. Your thought, your voice, said better.
Learn moreYour voice
A short onboarding distills how you write into a voice profile so Ideas and replies sound like you. The sampled posts are discarded after distillation, and v5 does not keep a timeline archive or expose a re-tuning editor.
Learn more