GTM AI Index
Index Marketing ABM › Terminus vs Apollo.io
Account-based marketing platforms · September 2026 Edition

Terminus vs Apollo.io

One of twelve models named Terminus first on the direct prompt; zero named Apollo.io. Terminus was named by ten of the twelve models and Apollo.io by ten and Terminus carries 34 labels and Apollo.io 15, so the shares are not directly comparable.

Terminus

accepted challenger

Named in seven categories this edition.

Apollo.io

accepted challenger

San Francisco, United States, founded 2015. Named in twenty categories this edition.

First-choice share5%4%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate21%13%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#3#5A position in a field of 11; printed, not drawn.
Labels3415A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Terminus reading right to left. Rank and label count are printed, not drawn.AdRoll ABM was named alongside these two in twelve of the twelve direct answers. AdRoll ABM vs Terminus · AdRoll ABM vs Apollo.io · HubSpot ABM vs Terminus

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 account-based marketing platforms page.

By framing

How many of the twelve models made each the first choice, per way of asking, and how many argued against it.
TerminusFirst choices, of twelve modelsApollo.io
Direct10
Paraphrase10
Comparative00
Budget-constrained021 against Terminus
Scale-constrained10
Negative106 against Terminus · 2 against Apollo.io
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 Terminus and Apollo.io 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
Terminus Apollo.io first choice named as an alternative argued againstblank: not namedEach cell is one answer, Terminus on the left and Apollo.io on the right.

The direct prompt

The plain question, one answer per model, grouped by where Terminus and Apollo.io stood in it.

Terminus first, Apollo.io not the choice

1 of 12 modelsApollo.io was named in the answer but not as the choice, or not at all.
DeepSeek V4 FlashAdRoll ABM, Terminus alternatives: HubSpot ABM

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.
Grok 4.1 FastAdRoll ABM alternatives: Demandbase, HubSpot Marketing Hub, Terminus
Mistral SmallAdRoll ABM alternatives: Factors.ai, HockeyStack, HubSpot Native ABM, Terminus
Qwen 3.7 FlashAdRoll ABM alternatives: 6sense, Demandbase, Terminus
MiniMax M2.5AdRoll ABM alternatives: 6sense Revenue AI, Demandbase, Terminus

Neither was named

7 of 12 modelsThe answer made no first choice from these two in this category.
Claude Haiku 4.5AdRoll ABM, ZoomInfo alternatives: 6sense
GPT-5.4 mini6sense alternatives: AdRoll ABM, Demandbase
Gemini 3.5 FlashAdRoll ABM alternatives: 6sense, Abmatic AI, HubSpot ABM
Perplexity SonarAdRoll ABM alternatives: 6sense, Demandbase
Llama 4 MaverickAdRoll ABM alternatives: 6sense Revenue AI, Demandbase, Metaflow AI, ZoomInfo MarketingOS
Kimi K2AdRoll ABM alternatives: 6sense, DemandScience, HubSpot Marketing Hub
GLM 4.7 FlashXAdRoll ABM, HubSpot ABM alternatives: 6sense Revenue AI, Demandbase

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
Apollo.io leads by sixteen points.
Apollo.io16%#3 of 13
Terminus0%#11 of 13
The full small business standing →
Mid-marketThe figures above
The order flips: Terminus leads at mid-market.
Terminus5%#3 of 11
Apollo.io4%#5 of 11
The full mid-market standing →
Enterprise
Terminus leads by four points.
Terminus4%#3 of 8
Apollo.io0%#– of 8
The full enterprise standing →

What the models said about Terminus

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

“some ABM platforms to avoid or be cautious about include: 1. Terminus - Merged with DemandScience in November 2024” Llama 4 Maverick · negative prompt · hard negative
“Terminus (now DemandScience): Post-merger uncertainty, reporting limits, rules-based (not AI-predictive).” Grok 4.1 Fast · negative prompt · soft negative
“Merged with DemandScience (Nov 2024) | Now "ABX by DemandScience" — evaluate the combined roadmap” MiniMax M2.5 · negative prompt · soft negative
“the strongest contenders are RollWorks (AdRoll ABM) and Terminus (DemandScience ABX)” DeepSeek V4 Flash · direct prompt · first choice
“Platforms like RollWorks or Terminus are built for your scale” Kimi K2 · scale prompt · first choice
“Terminus (if you want multi-channel orchestration)” DeepSeek V4 Flash · paraphrase prompt · first choice

What the models said about Apollo.io

No label in this category carried a quote.

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.