Eleven of fourteen models named ADP TotalSource first on the direct prompt; zero named Insperity. Both were named by all fourteen models and ADP TotalSource carries 50 labels and Insperity 44, so the shares are not directly comparable.
Named in five categories this edition.
Named in five categories this edition.
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.
Across every category in the November 2026 Edition, ADP TotalSource and Insperity were named in the same answer 116 times, of the 191 answers naming ADP TotalSource and the 134 naming Insperity. In those answers Insperity took the first choice two times and ADP TotalSource forty-eight.
| Model | Direct | Paraphrase | Comparative | Budget-constrained | Scale-constrained | Negative |
|---|---|---|---|---|---|---|
| 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 |
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.
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
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Four of five in this category shown.
“Large enterprise-focused PEOs (like ADP TotalSource or Insperity) often require custom quotes and long contracts” Qwen 3.7 Flash · budget prompt · soft negative
“Insperity is the most frequently cited fit for 25–500 employees with hands-on support teams” Muse Glimmer 30B · paraphrase prompt · first choice
“my default recommendation would be TriNet or Insperity” GPT-5.4 mini · paraphrase prompt · first choice
“the default recommendation would be Insperity” Perplexity Sonar · paraphrase prompt · first choice
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.