Synthflow vs PolyAI
One of fourteen models named Synthflow first on the direct prompt; zero named PolyAI. Synthflow was named by twelve of the fourteen models and PolyAI by twelve and Synthflow carries 36 labels and PolyAI 24, so the shares are not directly comparable.
Named in one category this edition.
Named in one category 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 AI voice agents page.
By framing
SynthflowFirst choices, of fourteen modelsPolyAI
Across every category in the November 2026 Edition, Synthflow and PolyAI were named in the same answer thirty-four times, of the 100 answers naming Synthflow and the 59 naming PolyAI. In those answers PolyAI took the first choice three times and Synthflow six.
Every model, every framing
| 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 | | |
Synthflow PolyAI first choice named as an alternative argued againstblank: not namedEach cell is one answer, Synthflow on the left and PolyAI on the right.The direct prompt
Synthflow first, PolyAI not the choice
1 of 14 modelsPolyAI was named in the answer but not as the choice, or not at all.Neither was the first choice, one was named
6 of 14 modelsThe answer put something else first and named one of the two as an alternative.Neither was named
7 of 14 modelsThe answer made no first choice from these two in this category.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
What the models said about Synthflow
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.
“Mistral Small warns that Synthflow may not scale well for call volumes exceeding 5,000 calls per month.” Llama 4 Maverick · negative prompt · hard negative
“Avoid if you're running high call volumes on a tight budget.” Mistral Small · negative prompt · hard negative
“Synthflow, Cognigy, Kore.ai etc. are better for larger enterprise governance needs and longer implementations.” Muse Glimmer 30B · direct prompt · soft negative
“For a company with a limited budget, Synthflow is likely the best overall choice” Perplexity Sonar · budget prompt · first choice
“Kore.ai and Synthflow are the best options” Mistral Small · direct prompt · first choice
“Synthflow is ideal for mid-size and enterprise contact centers that want a managed, no-code rollout.” Claude Haiku 4.5 · direct prompt · alternative
What the models said about PolyAI
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.
“Avoid enterprise-heavy options like PolyAI or Cognigy unless your needs are highly regulated” Grok 4.20 · direct prompt · hard negative
“Avoid for Mid-Sized B2B: PolyAI — Excellent but built for enterprise contact centers” Kimi K2 · paraphrase prompt · hard negative
“avoid enterprise-heavy solutions like PolyAI (~$150K/year)” MiniMax M2.5 · direct prompt · hard negative
“PolyAI — strong for enterprise call centers with complex routing and handoff” DeepSeek V4 Flash · scale prompt · first choice
“PolyAI if you're closer to enterprise scale and need broader contact-center or omnichannel capabilities” GPT-6 Luna · direct prompt · alternative
“PolyAI is stronger if you want a more managed enterprise-grade inbound voice automation experience” GPT-5.4 mini · paraphrase prompt · alternative
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.