# PostQuest > PostQuest is a social media scheduler for founders, creators, social media managers, and small teams. It publishes to Instagram, Facebook, LinkedIn, X, Threads, TikTok, Pinterest, YouTube, Bluesky, and Mastodon, and connects to ChatGPT, Claude, and Cursor through MCP. AI-created posts start as drafts, and scheduling, publishing, or deletion require explicit approval. ## Key facts - Pricing: $15/mo Solo; $29 Pro; $69 Agency (Flat plan limits). 7-day trial; no permanent free plan. - Best for: Approval-first MCP publishing. - Limitations: No permanent free tier, social listening, unified inbox, white label, SSO, or CSV importer. - Built and maintained by solo founder [Aleksandr Samokhin](https://post-quest.com/blog/author/aleksandr-samokhin). ## Product - [PostQuest home](https://post-quest.com): Features, pricing, and FAQ. - [MCP Server for AI Social Media Scheduling](https://post-quest.com/mcp): Connect ChatGPT or Claude to PostQuest over MCP to draft, validate, and schedule social media posts from the AI assistant you already use. - [ChatGPT MCP Integration for Social Media Scheduling](https://post-quest.com/mcp/chatgpt): Connect ChatGPT to PostQuest over MCP to draft, validate, and schedule social media posts from chat. Follow the OAuth setup guide and try practical prompts. - [Claude MCP Integration for Social Media Scheduling](https://post-quest.com/mcp/claude): Connect Claude to PostQuest over MCP and use Claude as a social media scheduler. Follow the OAuth connector guide and try practical planning prompts. - [Support](https://post-quest.com/support): Help and contact. ## Schedulers by network - [Social Media Scheduler by Network](https://post-quest.com/schedule): Schedule posts to Facebook, LinkedIn, X, Instagram, TikTok, and five more networks from one calendar, with each post checked against the network’s rules. - [Facebook Post Scheduler for Pages and Reels](https://post-quest.com/schedule/facebook): Schedule Facebook Page posts, Reels, and Stories with PostQuest. Each post is checked against Meta’s limits first, and Claude or ChatGPT can draft it. - [LinkedIn Post Scheduler for Profiles and Pages](https://post-quest.com/schedule/linkedin): Schedule LinkedIn posts to your profile and company Pages, including multi-image and document posts. PostQuest checks each one against LinkedIn’s limits. - [Twitter Scheduler for X Posts, Images and Video](https://post-quest.com/schedule/x): Schedule X (Twitter) posts with images, GIFs, and video. PostQuest checks each post against your account’s character limit and X’s media rules first. ## Comparisons - [Compare Social Media Scheduling Tools](https://post-quest.com/compare): Compare social media scheduling tools by publishing workflow, approvals, analytics, AI features, pricing, and migration effort. - [9 Best Buffer Alternatives in 2026, Compared](https://post-quest.com/compare/buffer-alternative): Buffer is a strong simple queue with a permanent free plan. Teams usually compare alternatives when per-channel pricing, approval needs, reporting depth, or automation requirements change. - [7 Best Later Alternatives for Creators](https://post-quest.com/compare/later-alternative): Later is designed around visual planning, creator workflows, and Link in Bio. Alternatives become relevant when teams need a different channel mix, flatter account pricing, deeper analytics, self-hosting, or conversational automation. - [7 Metricool Alternatives for Teams](https://post-quest.com/compare/metricool-alternative): Metricool combines publishing with broad analytics and reporting. Teams usually look elsewhere when they want a simpler publishing tool, a different pricing model, enterprise care features, or an open-source workflow. - [8 Hootsuite Alternatives for Teams](https://post-quest.com/compare/hootsuite-alternative): Hootsuite covers publishing, analytics, engagement, and enterprise governance. Alternatives make sense when a team needs lower total cost, a narrower publishing workflow, different analytics, or self-hosted automation. ## Platform specs - [Social Media Image Sizes and Specs (2026)](https://post-quest.com/specs): Social media image sizes, video aspect ratios, and caption limits for Instagram, TikTok, X, LinkedIn, YouTube, and five more networks in one table. - [Instagram Post Size and Specs (2026)](https://post-quest.com/specs/instagram): Instagram post size and specs for 2026: photo, carousel, story, and reel dimensions, the 2,200-character caption limit, and hashtag rules from official docs. - [Facebook Post Size and Specs (2026)](https://post-quest.com/specs/facebook): Facebook post size and specs for 2026: photo, video, reel, and story specs, the 5,000-character caption limit, and hashtag rules from official docs. - [X (Twitter) Post Size and Specs (2026)](https://post-quest.com/specs/x): X post size and specs for 2026: image, GIF, and video upload limits, the 280-character caption limit, and hashtag rules from official docs. - [YouTube Post Size and Specs (2026)](https://post-quest.com/specs/youtube): YouTube post size and specs for 2026: video, Shorts, and thumbnail specs, the 5,000-character caption limit, and hashtag rules from official docs. - [TikTok Post Size and Specs (2026)](https://post-quest.com/specs/tiktok): TikTok post size and specs for 2026: video size, length, and photo carousel limits, the 2,200-character caption limit, and hashtag rules from official docs. - [Pinterest Post Size and Specs (2026)](https://post-quest.com/specs/pinterest): Pinterest post size and specs for 2026: image, video, and carousel Pin specs, the 800-character caption limit, and hashtag rules from official docs. - [LinkedIn Post Size and Specs (2026)](https://post-quest.com/specs/linkedin): LinkedIn post size and specs for 2026: image, video, and document post limits, the 3,000-character caption limit, and hashtag rules from official docs. - [Threads Post Size and Specs (2026)](https://post-quest.com/specs/threads): Threads post size and specs for 2026: photo, video, and carousel upload limits, the 500-character caption limit, and hashtag rules from official docs. - [Bluesky Post Size and Specs (2026)](https://post-quest.com/specs/bluesky): Bluesky post size and specs for 2026: image and video upload limits, the 300-grapheme caption limit, and hashtag rules from official docs. - [Mastodon Post Size and Specs (2026)](https://post-quest.com/specs/mastodon): Mastodon post size and specs for 2026: image, video, and audio upload limits, the default 500-character caption limit, and hashtag rules from official docs. ## Blog - [PostQuest blog](https://post-quest.com/blog): Guides to posting times, scheduling, content strategy, and AI-assisted publishing. - [Social Media Scheduling Guides: Build a Schedule You Keep](https://post-quest.com/blog/category/social-media-scheduling): Practical social media scheduling guides: choose a cadence you can sustain, plan the week in one session, and publish on every network without copy-pasting. - [Social Media Content Strategy Guides and Frameworks](https://post-quest.com/blog/category/content-strategy): Social media content strategy guides: choose content pillars from real audience problems, generate ideas on demand, and balance your calendar across topics. - [Content Repurposing Guides: One Idea, Many Posts](https://post-quest.com/blog/category/content-repurposing): Content repurposing guides: turn one supported idea into distinct, platform-ready posts for every network without repeating yourself or your audience. - [Social Media Writing Guides: Hooks, Captions, and Posts](https://post-quest.com/blog/category/social-media-writing): Social media writing guides: write honest hooks and clear captions that earn attention without clickbait, with formulas, examples, and review checklists. - [Best Time to Post on Threads: 6 Studies Compared](https://post-quest.com/blog/best-time-to-post-on-threads): The best time to post on Threads, compared across six studies, how the Threads feed picks posts, and a four-week test you can run with Threads Insights. - [Best Time to Post on Pinterest: Hours, Days, and Seasons](https://post-quest.com/blog/best-time-to-post-on-pinterest): The best time to post on Pinterest, compared across four studies, plus the 45–60 day seasonal lead time and a four-week test for your own account. - [How to Schedule LinkedIn Posts on Profiles and Pages](https://post-quest.com/blog/how-to-schedule-linkedin-posts): How to schedule LinkedIn posts on desktop, mobile, and company Pages, where to find scheduled posts, what LinkedIn blocks, and when a scheduler helps. - [How to Schedule TikTok Posts: Studio and Schedulers](https://post-quest.com/blog/how-to-schedule-tiktok-posts): How to schedule TikTok posts in TikTok Studio, what the 10-day limit means, how third-party schedulers post through the API, and a pre-flight checklist. - [Best Time to Post on YouTube: Videos and Shorts (2026)](https://post-quest.com/blog/best-time-to-post-on-youtube): The best time to post on YouTube for long-form videos and Shorts, compared across five 2026 studies, plus a four-week test in YouTube Analytics. - [How to Use Claude MCP to Schedule Social Media Posts](https://post-quest.com/blog/use-claude-mcp-to-schedule-social-media-posts): Connect Claude to a social media scheduler over MCP, then draft, validate, and schedule posts from chat. Setup for claude.ai, Desktop, and Claude Code. - [How to Schedule Instagram Posts, Reels, and Stories](https://post-quest.com/blog/how-to-schedule-instagram-posts): How to schedule Instagram posts in the app, Meta Business Suite, or a scheduler, with current limits, a pre-flight checklist, and fixes for failed posts. - [Best Time to Post on Social Media in 2026 (By Network)](https://post-quest.com/blog/best-time-to-post-on-social-media): The best time to post on social media for 8 networks, from Sprout Social and Buffer 2026 data, plus why timing matters less on TikTok and how to find yours. - [Best Time to Post on LinkedIn: What 5 Studies Agree On](https://post-quest.com/blog/best-time-to-post-on-linkedin): The best time to post on LinkedIn, compared across five studies, with advice for profiles vs Pages and a four-week test to find your own best hours. - [Best Time to Post on Facebook: What 5 Studies Show](https://post-quest.com/blog/best-time-to-post-on-facebook): The best time to post on Facebook, compared across five studies, plus how Meta ranks Feed posts and a four-week test to find the hours that suit your Page. - [Best Time to Post on TikTok: What 5 Studies Show](https://post-quest.com/blog/best-time-to-post-on-tiktok): The best time to post on TikTok, compared across five studies, plus why the For You feed makes timing matter less and a four-week test to find your slots. - [Best Time to Post on Instagram: 6 Studies Compared](https://post-quest.com/blog/best-time-to-post-on-instagram): The best time to post on Instagram from six recent studies, with separate Reels timing and a four-week Insights test to find your own best hours. - [Best Time to Post on Twitter (X): What 4 Studies Agree On](https://post-quest.com/blog/best-time-to-post-on-twitter): The best time to post on Twitter (X), compared across four 2026 studies, plus a four-week test to find the hours that work for your own audience. - [How to Schedule Social Media Posts: A Weekly System](https://post-quest.com/blog/build-a-consistent-social-media-posting-schedule): Build a realistic social posting schedule, choose a cadence, prepare platform-ready content, and measure what works without living in your calendar. - [Content Repurposing: Turn One Idea Into Five Posts](https://post-quest.com/blog/turn-one-content-idea-into-five-posts): Use a practical content repurposing workflow to turn one supported idea into five distinct, platform-ready social posts without repeating yourself. - [Content Pillars for Social Media: Examples and Template](https://post-quest.com/blog/choose-content-pillars-that-generate-ideas): What content pillars are, how many to choose, examples for six business types, and a one-page template that turns pillars into a balanced calendar. - [Social Media Hooks: 50 Honest Examples That Work](https://post-quest.com/blog/write-better-social-media-hooks): Write stronger social media hooks with practical formulas, 50 adaptable examples, and a review rubric that earns attention without clickbait. ## Optional - [Privacy policy](https://post-quest.com/privacy) - [Terms of service](https://post-quest.com/terms)