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PEO providers · November 2026 Edition

ADP TotalSource vs TriNet

Eleven of fourteen models named ADP TotalSource first on the direct prompt; one named TriNet. Both were named by all fourteen models and ADP TotalSource carries 50 labels and TriNet 53, so the shares are not directly comparable.

ADP TotalSource

endorsed leader

Named in five categories this edition.

TriNet

accepted challenger

Named in thirteen categories this edition.

First-choice share37%13%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate16%11%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#1#3A position in a field of 7; printed, not drawn.
Labels5053A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, ADP TotalSource reading right to left. Rank and label count are printed, not drawn.Rippling was named alongside these two in ten of the fourteen direct answers. ADP TotalSource vs Justworks · ADP TotalSource vs Rippling · ADP TotalSource vs Insperity

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen 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 PEO providers page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
ADP TotalSourceFirst choices, of fourteen modelsTriNet
Direct111
Paraphrase65
Comparative90
Budget-constrained004 against ADP TotalSource · 3 against TriNet
Scale-constrained00
Negative004 against ADP TotalSource · 3 against TriNet
Bars are first choices, 0 to 14 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to fourteen.

Across every category in the November 2026 Edition, ADP TotalSource and TriNet were named in the same answer 161 times, of the 191 answers naming ADP TotalSource and the 273 naming TriNet. In those answers TriNet took the first choice six times and ADP TotalSource sixty.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where ADP TotalSource and TriNet stood in it.
ModelDirectParaphraseComparativeBudget-constrainedScale-constrainedNegative
Claude Haiku 4.5
GPT-5.4 mini
Gemini 3.5 Flash
Perplexity Sonar
Grok 4.20
Mistral Small
DeepSeek V4 Flash
Llama 4 Maverick
Qwen 3.7 Flash
Kimi K2
GLM 4.7 FlashX
MiniMax M2.5
GPT-6 Luna
Muse Glimmer 30B
ADP TotalSource TriNet first choice named as an alternative argued againstblank: not namedEach cell is one answer, ADP TotalSource on the left and TriNet on the right.

The direct prompt

The plain question, one answer per model, grouped by where ADP TotalSource and TriNet stood in it.

Both were the first choice

1 of 14 modelsThe answer named them together, and the judge labeled each a first choice.
Mistral SmallADP TotalSource, TriNet alternatives: Insperity, Rippling

ADP TotalSource first, TriNet an alternative

10 of 14 modelsTriNet was named in the answer but not as the choice, or not at all.
Claude Haiku 4.5ADP TotalSource alternatives: Engage PEO, Insperity, TriNet
GPT-5.4 miniADP TotalSource alternatives: Justworks, TriNet
Perplexity SonarADP TotalSource alternatives: Deel PEO, Rippling, TriNet
DeepSeek V4 FlashADP TotalSource alternatives: Insperity, Rippling, TriNet
Qwen 3.7 FlashADP TotalSource alternatives: Insperity, Rippling, TriNet
Kimi K2ADP TotalSource alternatives: Insperity, Paychex PEO, Rippling, TriNet
GLM 4.7 FlashXADP TotalSource alternatives: Paychex PEO, Rippling, TriNet
MiniMax M2.5ADP TotalSource alternatives: Insperity, Paychex PEO, Rippling, TriNet
GPT-6 LunaADP TotalSource alternatives: Insperity, TriNet
Muse Glimmer 30BADP TotalSource, Paychex PEO alternatives: Insperity, TriNet

Neither was the first choice, one was named

3 of 14 modelsThe answer put something else first and named one of the two as an alternative.
Gemini 3.5 FlashRippling alternatives: ADP TotalSource, Insperity, TriNet
Grok 4.20Justworks alternatives: ADP TotalSource, Rippling, TriNet
Llama 4 MaverickRippling alternatives: ADP TotalSource, Paychex PEO, TriNet

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.
ADP TotalSource7%#4 of 7
TriNet7%#3 of 7
The full small business standing →
Mid-marketThe figures above
ADP TotalSource leads by twenty-four points.
ADP TotalSource37%#1 of 7
TriNet13%#3 of 7
The full mid-market standing →
Enterprise
ADP TotalSource leads by fifty-six points.
ADP TotalSource67%#1 of 8
TriNet10%#2 of 8
The full enterprise standing →

What the models said about ADP TotalSource

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

“cite serious issues such as failure to submit employment taxes and state reports... Many former clients recommend switching to alternatives” Grok 4.20 · negative prompt · hard negative
“Multiple reports of payroll tax errors and filing mistakes” MiniMax M2.5 · negative prompt · hard negative
“Many others (e.g., TriNet, ADP TotalSource, Insperity, Paychex) require custom quotes, often resulting in $100–$150+ per employee/month” Grok 4.20 · budget prompt · soft negative
“Most businesses (small to enterprise) | Custom pricing | #1 market share (22.8%)... For most small/midsize businesses: ADP TotalSource or Paychex PEO” GLM 4.7 FlashX · comparative prompt · first choice
“ADP TotalSource and TriNet are top choices due to their scalability, industry expertise, and comprehensive service offerings” Mistral Small · direct prompt · first choice
“ADP TotalSource is widely considered the gold standard for mid-market companies transitioning away from smaller providers.” Qwen 3.7 Flash · direct prompt · first choice

What the models said about TriNet

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

“56 BBB complaints in recent years” MiniMax M2.5 · negative prompt · hard negative
“TriNet (Best Overall for Growth & Compliance) ... widely considered the top contender for mid-sized companies” Qwen 3.7 Flash · paraphrase prompt · first choice
“TriNet - Known for its comprehensive HR solutions... suitable for small and mid-size businesses” Llama 4 Maverick · paraphrase prompt · first choice
“my default recommendation would be TriNet or Insperity” GPT-5.4 mini · 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.