Social media image and video sizes for every network (2026)
Official image and video specs for Facebook, Instagram, Threads, LinkedIn, X, TikTok, YouTube, Pinterest, Google Business Profile, Bluesky and Mastodon.
Networks
Learn how to tweak your ai-generated posts for instagram, tiktok, and linkedin algorithms to boost engagement and reach with these practical tips.

Ever wonder why your ai post gets zero likes on LinkedIn but kills it on reddit? It’s cause the bots know when you’re being lazy.
In reality, a finance tip needs a different "voice" than a retail ad. If you don't pivot, you hit the Algorithm Traps. These are hidden filters where platforms shadowban repetitive ai syntax or bury posts that use "banned" phrases that sound too much like a sales bot. If your engagement drops suddenly, you probably triggered a pattern-match filter.
Next, let's talk about how to dodge these traps on visual-first platforms.
If you’re just letting ai spit out a script and posting it straight to tiktok, you’re basically asking the algorithm to bury you. These apps don't just want "content"—they want a specific kind of energy that feels real, even if it's not.
The first three seconds are everything. If your ai-written hook sounds like a textbook, people swipe. I've noticed that adding "um" or a slight pause in an ai voiceover actually keeps people watching longer because it sounds less like a robot.
Stop letting ai dump 30 random tags at the bottom. It looks desperate. For a finance app, you want a mix of broad tags and super-niche ones.
Crucially, balancing seo keywords with actual "human" slang is the secret sauce. Next, let's look at how to handle the professional side of things on linkedin.
LinkedIn is basically a giant digital office party where everyone’s trying to look smart without being a total bore. If your ai post sounds like a robot wrote a press release, nobody is gonna engage with it.
The data shows the biggest mistake is the "wall of text" that ai loves to generate. People on linkedin skim—they don't read. You gotta break those big chunks into one-sentence punchlines.
I’ve seen a ceo lose half their reach just cause they stopped adding their own "take" to their automated posts. Next, let’s see how to handle the chaos of twitter.
Twitter is basically a 24/7 shouting match. If your ai post isn't reacting to what's happening right now, it's already dead.
The reality is, timing beats quality here. Next, let's talk about the wild west of reddit.
Reddit is where ai content goes to die if you aren't careful. The users there have a massive anti-marketing bias and they can smell a bot from a mile away.
If you try to automate reddit posts without a heavy human touch, you'll get banned faster than you can click "submit."
Look, nobody has time to manually post every single ai draft across five different apps. If you're still doing that, you're gonna burn out by Tuesday.
To really scale, you gotta hook your ai tools into a proper workflow using apis. It’s the only way to keep your sanity while the algorithms keep changing their minds.
You can even write a script to handle the transformation logic. Here is a python snippet that actually checks for twitter's character limits and formats the "api" payload correctly:
import requests
def post_to_social(platform, content):
# Basic logic to transform content for specific api requirements
if platform == "twitter":
# Twitter has a 280 char limit, so we truncate or thread
formatted_text = content[:277] + "..." if len(content) > 280 else content
payload = {"text": formatted_text, "type": "tweet"}
elif platform == "linkedin":
# LinkedIn likes professional headers
formatted_text = f"Professional Insight: {content}"
payload = {"commentary": formatted_text, "visibility": "PUBLIC"}
# Mock api call
# response = requests.post(f"https://api.{platform}.com/v1/post", json=payload)
return f"Sent to {platform} with payload: {payload}"
print(post_to_social("twitter", "This is a long ai generated post about retail trends..."))
Once the plumbing is set, you just focus on the ideas. Just don't forget to check the "sent" folder once in a while to make sure the bots hasn't gone rogue.
Official image and video specs for Facebook, Instagram, Threads, LinkedIn, X, TikTok, YouTube, Pinterest, Google Business Profile, Bluesky and Mastodon.

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