The XposterAI blog

Grow on X, on purpose.

Updates, engineering deep dives, and growth tips.

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Cover image for Grok 4.20 vs ChatGPT 5.5 vs Claude Opus 4.7 for writing X replies (tested on 100 hooks)
May 25, 2026 · 9 min read

Grok 4.20 vs ChatGPT 5.5 vs Claude Opus 4.7 for writing X replies (tested on 100 hooks)

Side-by-side test of Grok 4.20, ChatGPT 5.5, and Claude Opus 4.7 on writing X (Twitter) replies. Which AI sounds most human, which gets flagged by Grok's algo, which is fastest in workflow.

#ai #twitter #x #grok #chatgpt #claude #reply generator #creator tools
Cover image for The free Hypefury alternative stack: 10 zero-cost tools that replace a $19/mo plan
May 24, 2026 · 10 min read

The free Hypefury alternative stack: 10 zero-cost tools that replace a $19/mo plan

Hypefury starts at $19/mo. Here's a free stack of 10 tools that cover the same creator workflow — drafting, threads, scheduling-adjacent prep, analytics, cross-posting, and replies — for $0.

#free tools #hypefury alternative #twitter #x #creator tools #comparison
Cover image for Meet our most overlooked free tool: the Tweet Source Link Extractor
May 17, 2026 · 4 min read

Meet our most overlooked free tool: the Tweet Source Link Extractor

The Tweet Source Link Extractor has been live for months and almost nobody knows it exists. It pulls the source t.co link out of any X post so you can repost with the original creator credited — free, no signup, three ways to use it.

#free tools #twitter #x #creator tools #extract source link #launch
Cover image for 4 free Twitter tools for creators (no signup, runs in your browser)
May 10, 2026 · 6 min read

4 free Twitter tools for creators (no signup, runs in your browser)

We built 4 free Twitter / X tools — character counter, thread splitter, tweet preview, and bold text generator. No signup, no upload, runs in your browser.

#free tools #twitter #x #creator tools #launch
Cover image for How to repost on X without stealing the original creator's credit
May 10, 2026 · 6 min read

How to repost on X without stealing the original creator's credit

Screenshotting tweets and quote-tweets both bury the original creator. Here's the cleanest way to share someone else's post on X with full credit baked in — and a free tool that does it in one click.

#twitter #x #creators #how-to #free tools
Cover image for New XposterAI Features: Personas, Reply Variants, Credits, and Referrals
Apr 29, 2026 · 8 min read

New XposterAI Features: Personas, Reply Variants, Credits, and Referrals

A practical guide to the latest XposterAI updates, including persona profiles, 3-tone reply variants, credit tracking, and referral rewards.

#XposterAI #AI replies #creator growth #product update
Cover image for How to Write Better X Replies With AI
Apr 28, 2026 · 7 min read

How to Write Better X Replies With AI

A practical workflow for using AI to reply faster on X while keeping your voice sharp, useful, and human.

#AI #X #social media #creator growth
Cover image for 12 Best Social Media Automation Tools for 2025
Oct 09, 2025 · 25 min read

12 Best Social Media Automation Tools for 2025

Compare the 12 best social media automation tools of 2025 — features, pricing, and which one fits your content workflow.

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