Customer.io vs OneSignal
Eight of fourteen models named Customer.io first on the direct prompt; zero named OneSignal. Customer.io was named by eleven of the fourteen models and OneSignal by twelve and Customer.io carries 17 labels and OneSignal 31, so the shares are not directly comparable.
Named in ten categories this edition.
By Q140701571, San Mateo, United States, founded 2011. Named in four 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 mobile apps page.
By framing
Customer.ioFirst choices, of fourteen modelsOneSignal
Across every category in the October 2026 Edition, Customer.io and OneSignal were named in the same answer ninety-four times, of the 199 answers naming Customer.io and the 348 naming OneSignal. In those answers OneSignal took the first choice thirty-eight times and Customer.io twenty-two.
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 | | |
Customer.io OneSignal first choice named as an alternative argued againstblank: not namedEach cell is one answer, Customer.io on the left and OneSignal on the right.The direct prompt
Customer.io first, OneSignal an alternative
8 of 14 modelsOneSignal was named in the answer but not as the choice, or not at all.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.Neither was named
3 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
OneSignal31%#1 of 16Customer.io3%#6 of 16Customer.io17%#1 of 18OneSignal7%#4 of 18OneSignal4%#7 of 12Customer.io2%#– of 12What the models said about Customer.io
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Two of two in this category shown.
“Lifecycle / omnichannel engagement on a B2B budget: Customer.io and CleverTap. Customer.io is often preferred for B2B teams needing easy setup, product-led workflows and transparent pricing” Muse Glimmer 30B · direct prompt · first choice
“Best for Behavioral Messaging & Lifecycle Marketing: Customer.io ... offers roughly 80% of Braze's core functionality ... at a fraction of the cost.” Gemini 3.5 Flash · paraphrase prompt · first choice
What the models said about OneSignal
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Two of two in this category shown.
“It's the most accessible entry point for engagement with strong push notification infrastructure, simple integration, and a generous free tier, making it the right starting point” Claude Haiku 4.5 · budget prompt · first choice
“OneSignal — Best Value All-Around ... For the majority of small-budget companies, OneSignal (free tier) ... gives the best overall value.” DeepSeek V4 Flash · budget 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.