GTM AI Index
Index Marketing Video ads › StackAdapt vs Vibe.co
Video advertising · September 2026 Edition

StackAdapt vs Vibe.co

Two of twelve models named StackAdapt first on the direct prompt; zero named Vibe.co. StackAdapt was named by twelve of the twelve models and Vibe.co by ten and StackAdapt carries 31 labels and Vibe.co 28, so the shares are not directly comparable.

StackAdapt

accepted challenger

Named in nine categories this edition.

Vibe.co

accepted challenger

Named in two categories this edition.

First-choice share24%7%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate3%0%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#1#5A position in a field of 9; printed, not drawn.
Labels3128A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, StackAdapt reading right to left. Rank and label count are printed, not drawn.YouTube Ads was named alongside these two in eight of the twelve direct answers. StackAdapt vs YouTube Ads · StackAdapt vs LinkedIn Campaign Manager · StackAdapt vs Meta Ads

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all twelve models, for a mid-market B2B company; rank is within the category; every quote names the model and the prompt it came from. Both figures come from the video advertising page.

By framing

How many of the twelve models made each the first choice, per way of asking, and how many argued against it.
StackAdaptFirst choices, of twelve modelsVibe.co
Direct201 against StackAdapt
Paraphrase83
Comparative01
Budget-constrained00
Scale-constrained10
Negative00
Bars are first choices, 0 to 12 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to twelve.

Every model, every framing

The seventy-two answers behind the chart above, one cell each: where StackAdapt and Vibe.co stood in it.
ModelDirectParaphraseComparativeBudget-constrainedScale-constrainedNegative
Claude Haiku 4.5
GPT-5.4 mini
Gemini 3.5 Flash
Perplexity Sonar
Grok 4.1 Fast
Mistral Small
DeepSeek V4 Flash
Llama 4 Maverick
Qwen 3.7 Flash
Kimi K2
GLM 4.7 FlashX
MiniMax M2.5
StackAdapt Vibe.co first choice named as an alternative argued againstblank: not namedEach cell is one answer, StackAdapt on the left and Vibe.co on the right.

The direct prompt

The plain question, one answer per model, grouped by where StackAdapt and Vibe.co stood in it.

StackAdapt first, Vibe.co an alternative

2 of 12 modelsVibe.co was named in the answer but not as the choice, or not at all.
Claude Haiku 4.5StackAdapt alternatives: AdRoll ABM, MNTN, Vibe.co, YouTube Ads
Perplexity SonarStackAdapt alternatives: Demandbase, LinkedIn Campaign Manager, Vibe.co

Neither was the first choice, one was named

4 of 12 modelsThe answer put something else first and named one of the two as an alternative.
Gemini 3.5 FlashLinkedIn Campaign Manager, YouTube Ads alternatives: MNTN, VISTY, Vibe.co
DeepSeek V4 FlashLinkedIn Campaign Manager alternatives: StackAdapt, YouTube Ads
Llama 4 Maverickno first choice alternatives: Goldcast, Vibe.co
Kimi K2LinkedIn Campaign Manager alternatives: StackAdapt, YouTube Ads

Neither was named

6 of 12 modelsThe answer made no first choice from these two in this category.
GPT-5.4 miniLinkedIn Campaign Manager alternatives: YouTube Ads
Grok 4.1 FastLinkedIn Campaign Manager alternatives: Demandbase CTV, YouTube Ads
Mistral SmallLinkedIn Video Ads alternatives: Vidyard, Wistia, YouTube Ads
Qwen 3.7 FlashLinkedIn Campaign Manager, YouTube Ads via Google Video/PMax campaigns alternatives: Meta Ads, Reddit Ads
GLM 4.7 FlashXLinkedIn Campaign Manager alternatives: Meta Ads, YouTube Ads
MiniMax M2.5LinkedIn Video Ads alternatives: Vidyard, Wistia

Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.

By buyer segment

The same question asked on behalf of a different buyer. Each standing is computed within its segment and they are never added together. The figures above are the mid-market standing, which is the one the category orders by.
Small business
Vibe.co leads by twelve points.
Vibe.co13%#3 of 9
StackAdapt2%#6 of 9
The full small business standing →
Mid-marketThe figures above
The order flips: StackAdapt leads at mid-market.
StackAdapt24%#1 of 9
Vibe.co7%#5 of 9
The full mid-market standing →
Enterprise
The order flips: Vibe.co leads at enterprise.
Vibe.co7%#4 of 10
StackAdapt0%#7 of 10
The full enterprise standing →

What the models said about StackAdapt

No label in this category carried a quote.

What the models said about Vibe.co

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Three of four in this category shown.

“My strong recommendation: Start with Vibe.co for its B2B-specific features, account-based targeting capabilities, and mid-market pricing.” GLM 4.7 FlashX · paraphrase prompt · first choice
“Vibe.co is the top-rated self-serve option — 100% direct premium inventory, campaigns from $50/day, and built-in incrementality measurement.” Claude Haiku 4.5 · comparative prompt · first choice
“The Best for Pure Self-Serve & Low Budgets: Vibe.co ... is an outstanding entry point.” Gemini 3.5 Flash · paraphrase prompt · first choice
Also compared

Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.