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

Radar vs GroundTruth

Five of twelve models named Radar first on the direct prompt; two named GroundTruth. Radar was named by ten of the twelve models and GroundTruth by ten and Radar carries 30 labels and GroundTruth 15, so the shares are not directly comparable.

Radar

accepted challenger

New York City, United States, founded 2016. Named in one category this edition.

GroundTruth

accepted challenger

Named in one category this edition.

First-choice share19%9%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate7%0%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#1#2A position in a field of 8; printed, not drawn.
Labels3015A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Radar reading right to left. Rank and label count are printed, not drawn.Radar vs Foursquare · GroundTruth 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.
RadarFirst choices, of twelve modelsGroundTruth
Direct52
Paraphrase30
Comparative10
Budget-constrained122 against Radar
Scale-constrained00
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.

The direct prompt

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

Radar first, GroundTruth not the choice

5 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
Qwen 3.7 FlashRadar alternatives: Foursquare, Kontakt.io
Kimi K2Radar alternatives: AdRoll ABM, Phunware, PlotProjects
GLM 4.7 FlashXRadar alternatives: InMarket
MiniMax M2.5Radar

GroundTruth first, Radar an alternative

2 of 12 modelsRadar 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

Neither was the first choice, one was named

1 of 12 modelsThe answer put something else first and named one of the two as an alternative.
Gemini 3.5 FlashUniqode alternatives: Purple, Radar

Neither was named

4 of 12 modelsThe answer made no first choice from these two in this category.
GPT-5.4 miniFoursquare Proximity alternatives: 6sense, Demandbase
Perplexity SonarPropensity alternatives: Estimote, InMarket
Grok 4.1 FastCleverTap alternatives: PlotProjects, Simpli.fi
Llama 4 MaverickInMarket alternatives: Apollo.io, Foursquare

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.
Radar2%#5 of 7
GroundTruth2%#– of 7
The full small business standing →
Mid-marketThe figures above
Radar leads by eleven points.
Radar19%#1 of 8
GroundTruth9%#2 of 8
The full mid-market standing →
Enterprise
Radar leads by twenty-four points.
Radar24%#1 of 9
GroundTruth0%#7 of 9
The full enterprise standing →

What the models said about Radar

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

“Avoid: Enterprise tools like Kontakt.io, Radar ($500+/mo)” Grok 4.1 Fast · budget prompt · hard negative
“Quote-based ($0.02-0.04 per user) | Enterprise-grade but scales with usage” Kimi K2 · budget prompt · soft negative
“If you have to invest in just one approach, start with Radar. It is the most versatile geolocation platform for mid-market businesses.” Gemini 3.5 Flash · paraphrase prompt · first choice
“Often regarded as the industry-leading "Location OS," Radar is a developer-friendly platform providing highly accurate geofencing” Gemini 3.5 Flash · comparative prompt · first choice
“Radar appears to be a leading proximity marketing platform mentioned in the results” MiniMax M2.5 · direct prompt · first choice

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
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.