# Paychex PEO vs Insperity: which do AI models recommend for peos, October 2026

HR AI Recommendation Index, October 2026 Edition, PEO providers. Three of fourteen models named Paychex PEO first on the direct prompt; two named Insperity. Page: https://hr-ai-index.com/core/peo-providers/paychex-peo-vs-insperity/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Paychex PEO | 12% | #4 of 9 | 8% | 26 | 13 of 14 |
| Insperity | 6% | #6 of 9 | 14% | 35 | 12 of 14 |

## The direct prompt, model by model

- Mistral Small: paychex peo first (first choices: ADP TotalSource, Paychex PEO) (alternatives: Deel Hire)
- Llama 4 Maverick: paychex peo first (first choices: Paychex PEO) (alternatives: Deel, Guideflow)
- MiniMax M2.5: paychex peo first (first choices: Paychex PEO) (alternatives: CoAdvantage, Deel Hire)
- Perplexity Sonar: insperity first (first choices: Insperity, Paychex) (alternatives: ADP TotalSource, Deel, Rippling)
- Grok 4.1 Fast: insperity first (first choices: Insperity) (alternatives: ADP TotalSource, Justworks, Paychex PEO, TriNet)
- GPT-5.4 mini: neither first, one named (first choices: ADP TotalSource) (alternatives: Insperity, TriNet)
- Gemini 3.5 Flash: neither first, one named (first choices: Rippling) (alternatives: ADP TotalSource, Insperity, TriNet)
- DeepSeek V4 Flash: neither first, one named (first choices: ADP TotalSource, Rippling) (alternatives: Insperity, Justworks, TriNet)
- Qwen 3.7 Flash: neither first, one named (first choices: CoAdvantage) (alternatives: Deel, Paychex PEO, TriNet)
- Kimi K2: neither first, one named (first choices: ADP TotalSource, TriNet) (alternatives: Insperity, Justworks, Paychex PEO/Oasis)
- GLM 4.7 FlashX: neither first, one named (first choices: ADP TotalSource) (alternatives: G&A Partners, Justworks, Paychex PEO, Rippling, TriNet)
- GPT-6 Luna: neither first, one named (first choices: ADP TotalSource) (alternatives: Insperity, TriNet)
- Muse Glimmer 30B: neither first, one named (first choices: ADP TotalSource) (alternatives: Engage PEO, Insperity, Paychex PEO, TriNet)
- Claude Haiku 4.5: neither named

## What the models said about Paychex PEO

- "Paychex is more prone to a-la-carte "nickel-and-diming" ... make sure the quote is all-inclusive." (Gemini 3.5 Flash, budget prompt, soft negative)
- "Lower ratings (3.69 and 3.80 respectively), described as lacking "PEO-specialist depth"" (Kimi K2, negative prompt, soft negative)
- "Paychex PEO – Highly rated for midsize businesses, offering payroll, benefits, compliance, workers’ comp, and HR guidance in a single, well-supported setup." (Mistral Small, paraphrase prompt, first choice)
- "Paychex PEO - a solid PEO solution that helps companies of any size, from small businesses to midsized or enterprise level." (Llama 4 Maverick, direct prompt, first choice)
- "Best for: Midsize businesses ... Offers comprehensive PEO solutions suitable for companies of various sizes" (MiniMax M2.5, direct prompt, first choice)

## What the models said about Insperity

- "Avoid or approach with extreme caution: Any PEO without ESAC accreditation or IRS CPEO certification" (Kimi K2, negative prompt, hard negative)
- "Insperity: Frustrations with slow support, unauthorized deductions, billing disputes, withholding records—mixed but recurring in DesignRush/BBB." (Grok 4.1 Fast, negative prompt, soft negative)
- "Insperity is more expensive on the administrative side, with an average price of around $220 per employee per month" (Claude Haiku 4.5, comparative prompt, soft negative)
- "the most practical default choice is often Insperity if you want strategic HR support" (Perplexity Sonar, direct prompt, first choice)
- "Peometrics/PEO Consulting: Insperity for mid-market HR; ADP for scale." (Grok 4.1 Fast, direct prompt, first choice)
- "Top Recommendation: Insperity" (DeepSeek V4 Flash, paraphrase prompt, first choice)

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. Comparisons are drawn for the top eight products in each category. Published under CC BY 4.0; the output is the models' output, and nothing here is a recommendation by the index.