What's New on posterly: September 2026

September 2026 was a powerhouse month for posterly, featuring 29 releases focused on deepening our AI integrations and streamlining how agencies manage client brands. From the launch of our Content Engine private beta to seamless ChatGPT connectivity, we’re making it easier than ever to maintain a consistent, high-quality social presence.

AI & Automation

Content Engine (private beta) (1.91.0)

Our new Content Engine drafts entire batches of posts grounded in your business facts for your review and approval. This private beta allows you to automate the heavy lifting of content creation while maintaining total editorial control. Read the update →

Business facts keep AI captions honest (1.90.0)

Store your prices, hours, and policies once to ensure AI-generated captions are always accurate. Our "fact-lock" system checks every draft line-by-line, flagging or removing any hallucinated data that doesn't match your stored business facts. Read the update →

Connect posterly to ChatGPT (1.94.32)

You can now link your posterly account directly to ChatGPT to draft captions, check your schedule, or queue up a week of posts using natural language. This integration works across all 18 supported platforms with a simple, secure login. Read the update →

Claude.ai and ChatGPT can one-click connect to hosted MCP (1.91.1)

We’ve simplified how hosted AI assistants like Claude and ChatGPT connect to posterly via the Model Context Protocol. You can now authorize these tools instantly with a secure, transparent permissions screen. Read the update →

Gemini thinking and reference images on the API and MCP (1.94.0)

Ask your AI assistant to "think harder" for complex image layouts and provide reference images to maintain brand consistency. These advanced Gemini features are now available via our API and MCP integrations. Read the update →

A simpler toolkit for your AI assistant (1.94.34)

We’ve optimized the internal toolkit for our AI assistant, providing it with a clearer, more concise list of instructions. This allows the AI to find the right tool and execute your requests significantly faster. Read the update →

Let your AI handle the checkout too (1.94.19)

When signing up for posterly through an AI assistant, the agent can now handle the payment process for you. You simply provide the final approval to complete your subscription. Read the update →

Social Inbox & Engagement

Nested Threads replies now show in your inbox (1.94.42)

The social inbox now captures replies that sit deep within threads on your Threads posts. You can stay on top of every conversation with automatic polling and manual sync options. Read the update →

Give your Instagram audience a reason to reply (1.94.40)

Boost engagement by adding polls or comment prompts directly to your Instagram Reels, photos, and carousels during the scheduling process. Read the update →

LinkedIn Page reactions and own-comment editing in Inbox (1.94.9)

Manage your LinkedIn Page presence more effectively by reacting to comments and editing or deleting your Page's own responses directly from the inbox. Read the update →

Saved LinkedIn tags, person mentions and Page inbox (1.94.7)

LinkedIn tags now save per account for faster publishing, and you can now mention eligible Page followers. Additionally, reconnected Pages can now read and reply to comments within the dashboard. Read the update →

Inbox on the API and MCP (1.91.2)

The social inbox for Instagram, Facebook, and Threads is now accessible via our REST API and MCP. This allows external agents to list, reply to, and hide comments without needing the posterly dashboard. Read the update →

Delete inbox comments from the API and MCP (1.91.3)

Your AI assistants can now moderate your feeds by deleting unwanted Instagram or Facebook comments. Note that Threads comments can only be hidden due to platform limitations. Read the update →

Creator & Brand Tools

Your brand colours and fonts, in one place (1.94.37)

Define a Visual Identity for each brand, including logos, six color roles, and specific typography. These settings are automatically used by our AI image generation tools to keep your content on-brand. Read the update →

Your own domain for your bio page (1.94.35)

Professionalize your Link in Bio by hosting it on your own subdomain, such as links.yourbrand.com. This replaces the standard poster.ly URL for a fully white-labeled experience. Read the update →

The cover you picked now stays put (1.94.36)

Whether you choose a Reel cover or a YouTube thumbnail via the composer, API, or AI, your selection is now locked in. A new "Custom cover" pill in the composer lets you preview your choice at a glance. Read the update →

Your media publishes as you made it (1.94.4)

We've upgraded our media pipeline to ensure originals are published untouched whenever possible, preserving color, framing, and carousel slide order across all platforms. Read the update →

See how your personal LinkedIn posts perform (1.94.11)

Track the growth of your personal LinkedIn profile with new analytics for followers, first-degree connections, and individual post performance. Read the update →

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Teams & Workflow

Send new review alerts to a client's own Slack (1.94.25)

Keep your clients in the loop by routing Google review alerts to their specific Slack channels. You can even customize the wording of the notification to match your agency's voice. Read the update →

Put client approvals inside your own portal (1.94.20)

If you use a custom client portal, you can now embed a "Review and Approve" button that sends clients directly to their pending content in posterly. Read the update →

Invite colleagues from your AI or the API (1.94.33)

Admins can now manage workspace members using AI commands or the API. This includes listing, inviting, and removing colleagues while maintaining all existing team permissions and guardrails. Read the update →

Send laptop files to posterly without the dashboard (1.92.2)

Our AI assistant can now generate a private "Media Drop" link. Open this link on your computer to upload files directly to the assistant for scheduling, bypassing the main dashboard. Read the update →

Quality of Life & Rewards

A redesigned sidebar, less clutter (1.94.15)

Customize your workspace by pinning your most-used pages to the top of the sidebar. Unused items can be hidden or tucked away in a collapsible "More" menu. Read the update →

Rearrange your dashboard cards (1.94.5)

You can now drag and drop the cards on your dashboard overview into any order. posterly remembers your layout per browser, with a quick-reset option available. Read the update →

Choose where to remove a published post (1.94.41)

When deleting a post, you now have the choice to remove it only from your posterly history or to take it down from the live social platform as well. Read the update →

Kickstart firsts now pay AI credits (1.94.17)

New users can earn one-time AI credits by completing the home kickstart checklist, including tasks like connecting an account or generating your first AI image. Read the update →

Join the leaderboard, publish once, get credits (1.94.16)

Earn 30 credits just for joining the leaderboard and publishing your first post. If you use your real social handle, we’ll bump that bonus up to 100 credits. Read the update →

Leaderboard prizes got bigger (1.94.15)

We’ve increased the monthly rewards for our top users. The top three spots on the leaderboard now automatically receive 375, 225, and 150 credits respectively. Read the update →

Self-serve refund during the 7-day money-back window (1.88.11)

We’ve made departures as easy as arrivals. If you’re within your first 7 days, you can now process a full refund directly from your billing settings without needing to contact support. Read the update →

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Ready to try out the new Content Engine or set up your Visual Identity? Log in to posterly and explore the updates →

See the full September 2026 recap on posterly →