GTM AI Index
Index Marketing Proximity › GroundTruth vs Foursquare
Retail, proximity and IoT marketing · September 2026 Edition

GroundTruth vs Foursquare

Two of twelve models named GroundTruth first on the direct prompt; one named Foursquare. GroundTruth was named by ten of the twelve models and Foursquare by nine and GroundTruth carries 15 labels and Foursquare 26, so the shares are not directly comparable.

GroundTruth

accepted challenger

Named in one category this edition.

Foursquare

accepted challenger

By Foursquare Labs, Inc., New York City, United States, founded 2009. Named in one category this edition.

First-choice share9%6%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate0%4%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#2#3A position in a field of 8; printed, not drawn.
Labels1526A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, GroundTruth reading right to left. Rank and label count are printed, not drawn.Radar was named alongside these two in seven of the twelve direct answers. Radar vs GroundTruth · Radar vs Foursquare

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 retail, proximity and iot marketing page.

By framing

How many of the twelve models made each the first choice, per way of asking, and how many argued against it.
GroundTruthFirst choices, of twelve modelsFoursquare
Direct21
Paraphrase011 against Foursquare
Comparative03
Budget-constrained20
Scale-constrained01
Negative01
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.

The direct prompt

The plain question, one answer per model, grouped by where GroundTruth and Foursquare stood in it.

GroundTruth first, Foursquare not the choice

2 of 12 modelsFoursquare was named in the answer but not as the choice, or not at all.
Claude Haiku 4.5Gimbal, GroundTruth, Simpli.fi
DeepSeek V4 FlashGroundTruth, StackAdapt alternatives: Hey Sid, InZynk, Radar

Foursquare first, GroundTruth not the choice

1 of 12 modelsGroundTruth was named in the answer but not as the choice, or not at all.
Mistral SmallFoursquare, Radar alternatives: CleverTap, Insider, Kontakt.io, Kumulos, PlotProjects

Neither was the first choice, one was named

2 of 12 modelsThe answer put something else first and named one of the two as an alternative.
Llama 4 MaverickInMarket alternatives: Apollo.io, Foursquare
Qwen 3.7 FlashRadar alternatives: Foursquare, Kontakt.io

Neither was named

7 of 12 modelsThe answer made no first choice from these two in this category.
GPT-5.4 miniFoursquare Proximity alternatives: 6sense, Demandbase
Gemini 3.5 FlashUniqode alternatives: Purple, Radar
Perplexity SonarPropensity alternatives: Estimote, InMarket
Grok 4.1 FastCleverTap alternatives: PlotProjects, Simpli.fi
Kimi K2Radar alternatives: AdRoll ABM, Phunware, PlotProjects
GLM 4.7 FlashXRadar alternatives: InMarket
MiniMax M2.5Radar

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
Level: the same share of first choices.
GroundTruth2%#– of 7
Foursquare2%#6 of 7
The full small business standing →
Mid-marketThe figures above
GroundTruth leads by two points.
GroundTruth9%#2 of 8
Foursquare6%#3 of 8
The full mid-market standing →
Enterprise
The order flips: Foursquare leads at enterprise.
Foursquare12%#2 of 9
GroundTruth0%#7 of 9
The full enterprise standing →

What the models said about GroundTruth

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

“start with GroundTruth (if you want managed campaigns) or Estimote (if you want to deploy your own beacons)” MiniMax M2.5 · budget prompt · first choice
“Default choice for mid-market B2B: GroundTruth or StackAdapt for self-serve programmatic geofencing” DeepSeek V4 Flash · direct prompt · first choice
“GroundTruth stands out as the most affordable choice for budget-conscious companies.” Claude Haiku 4.5 · budget prompt · first choice

What the models said about Foursquare

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

“Caution: Likely overkill for mid-sized B2B teams” DeepSeek V4 Flash · paraphrase prompt · soft negative
“Prioritize platforms with strong privacy postures (e.g., SOC 2 compliance, no data resale, opt-out tools) like Foursquare or Kontakt.io.” Grok 4.1 Fast · negative prompt · first choice
“For most mid-market B2B companies: Radar or Foursquare - both offer excellent location intelligence” Mistral Small · direct prompt · first choice
“Foursquare is a highly recommended location-based and in-store marketing tool for mid-sized B2B companies” Llama 4 Maverick · paraphrase prompt · first choice
Also compared

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