AI hashtag generator for every platform's rules
Our AI hashtag generator writes per-platform tag sets tuned to what each platform's algorithm actually rewards in 2026.
Marketing Plan
Trusted by leading teams worldwide
Why hashtag strategy is different on every platform.
Hashtags work differently on every platform. Instagram uses them for Explore page placement and weights niche tags above generic ones. TikTok uses them but the content-recognition algorithm does most of the categorization work. X stopped rewarding hashtags around 2023 and now they just eat character space. LinkedIn uses 2 or 3 hashtags for topic categorization. Most hashtag tools generate one set and apply it everywhere, ending up with the wrong tag mix on three platforms. Our AI generates per-platform sets sized and tuned for each one's actual algorithm: niche tags for Instagram, content-fit tags for TikTok, light topic tags for LinkedIn, and skipped entirely for X.
Generating hashtags in four moves
Soshie can summarize all the information you provide to it.
From scheduling your week to writing content and responding to messages, Sintra’s AI Agents
Key Generation Features of Soshie
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Business
Strategist
Shapes company direction through analysis, planning, and vision.
Customer
Support
Ensures client satisfaction by resolving issues quickly.
Data
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Transforms raw information into insights guiding business decisions.
Per-platform sets tuned to each algorithm.
Generic hashtag tools generate one tag list and treat it as universal. Ours treats each platform's hashtag system as its own optimization problem. Instagram gets niche tags placed in the first comment. TikTok gets content-fit tags in the caption. LinkedIn gets 2 or 3 topic tags. X gets none because hashtags don't help reach there anymore. The output matches what each platform actually rewards.
Where the AI hashtag generator earns its keep
Cross-platform creators chasing niche discovery
Creators publishing daily across Instagram, TikTok, and LinkedIn who need per-platform tag sets without thinking about each platform's rules separately. Our AI handles the per-platform tuning.
Brand teams running cross-platform campaigns
Brand marketers running coordinated campaigns where the hashtag strategy has to fit each platform's algorithm. Our AI ships the tag set per platform at the moment of launch.
Agencies managing tag strategy for multiple clients
Agency teams handling per-client hashtag strategy across Instagram, TikTok, and LinkedIn. Our AI compresses the per-client tag research from hours into minutes per week.
Power-Ups
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Helpers of the month, every month.
With over 40,000 entrepreneurs from more than 100 countries, Sintra is the world’s leading provider of business automation tools and AI-powered solutions, including AI for marketing, AI for customer support, and more. Sintra supports businesses at every stage of their AI implementation journey, from initial pilot phases to scaling and optimizing AI initiatives.
I can’t recommend SintraAI enough. It’s like having a personal business coach 24/7, mapping out steps to grow my company and clarifying my priorities. I feel a renewed sense of focus and control every day.
December 29, 2024 • Socrate Concepcion • US
Each AI bot tackles my to-do list, from scheduling tasks to crawling my website for SEO tips. I love how it set up calendar reminders for all my commitments. Sintra.ai is well worth every penny, especially for a busy single-person business.
December 14, 2024 • Jennifer Glenn • US
As an entrepreneur launching a new venture, Sintra.ai has made a real difference. The AI assistants are like personal staff I can rely on. And whenever I needed support, the team was on point. A must-try for any budding business!
December 21, 2024 • Custódio Barreiros • HU
I once had a large team, and although I loved my helpers, they needed constant motivation. With Sintra, there’s no drama, just new ideas that I can simply accept or reject. It’s a huge relief—100% recommended.
December 26, 2024 • Holly Wehde • US
Hiring Sintra was a great decision for my struggling boutique. They handle social media posts, guide my ads, and even offered a solution for double social media pages. Now I can focus on my inventory and customers.
December 17, 2024 • Michele Davis • US
Signed up for Sintra X—it felt overwhelming at first, but once it understood how I think, it turned into a creative powerhouse. Support is top-notch, and the daily integrations impress me.
Dec 10, 2024 • Sami Liftoff • US
I’m not usually one to give top marks, but once I got comfortable with Sintra’s 12 helpers, I was blown away by their efficiency. They churn out so many analytical ideas I have to pause and digest them. It’s sometimes overwhelming, but in a good way.
December 29, 2024 • lars • DK
Sintra integrates with all my favorite tools and these little helpers automate my tasks in a huge way. They actually learn my company’s style day by day. It’s a massive step up from generic AI chats.
December 30, 2024 • Michelangelo • IT
My life is simpler with Sintra. It handles content creation, next steps, brainstorming, and copy. I highly recommend it if you want to free up mental space for what truly matters in your business.
December 28, 2024 • Lionel D'Alvia • US
My “team” in Sintra knocks out tasks like magic, offering fresh ideas for efficiency and better customer outreach. It’s a relief knowing I have AI assistants ready to go around the clock.
December 31, 2024 • Kat Angelica • US
I’ve only been using Sintra for a couple of weeks, but the experience has been great—especially with the social media bot reaching out to me with new ideas. The pull model feels super proactive and makes me more confident in my daily tasks.
December 30, 2024 • Bayan Qandil • US
I challenge anyone to compare other platforms to Sintra.ai and their staff—you won’t find a better customer experience. Everyone is professional, responsive, and genuinely cares about helping. Truly top-notch!
December 28, 2024 • Timothy Montjoy • US
This platform helps me like a full-time employee would. As a startup, I can’t afford extra staff, so Sintra stepped in to handle complex tasks and free me up for big-picture thinking.
December 28, 2024 • Jules Kincaid • US
I’m juggling multiple hats in my business, and these 12 AI “helpers” lighten the load. They even crack jokes and celebrate milestones with me! I saved thousands in consultant fees by letting Sintra handle SEO and content tasks.
December 30, 2024 • Michelle Smith • US
This platform helps me like a full-time employee would. As a startup, I can’t afford extra staff, so Sintra stepped in to handle complex tasks and free me up for big-picture thinking.
December 24, 2024 • Domanic R.H • US
So that's Soshie.
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Hashtag questions from cross-platform creators
What posters ask about hashtag strategy.
Why is the slug "hastag" missing a letter?
It's a preserved misspelling for SEO purposes (the misspelled query gets searched often enough to matter). The page handles hashtag generation correctly regardless.
Do hashtags still matter in 2026?
Less than they used to. Niche hashtags still help Instagram and TikTok discovery. Generic hashtags don't. X stopped rewarding them entirely.
How many hashtags per post is right?
Depends on platform. 3 to 5 for Instagram and TikTok. 1 to 2 for Facebook. 2 to 3 for LinkedIn. None for X.
Should I use the same hashtags every time?
Rotate from a pool of 10 to 15. Using the same set every post signals duplicate content to the algorithm and suppresses reach.
Can our AI find emerging niche hashtags?
Yes. Tell our AI your niche. Emerging tags climbing in your community surface in the set before they hit mainstream lists.
How is this different from platform-specific tag generators?
Platform-specific tag generators focus on one platform deeply. This handles all of them from one brief so the cross-platform tag strategy stays coherent.
