Calendly vs Cal.com
One of fourteen models named Calendly first on the direct prompt; zero named Cal.com. Calendly was named by fourteen of the fourteen models and Cal.com by nine and Calendly carries 59 labels and Cal.com 23, so the shares are not directly comparable.
Named in five categories this edition.
Named in three 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 interview scheduling page.
By framing
CalendlyFirst choices, of fourteen modelsCal.com
Across every category in the November 2026 Edition, Calendly and Cal.com were named in the same answer eighty-three times, of the 232 answers naming Calendly and the 95 naming Cal.com. In those answers Cal.com took the first choice twelve times and Calendly twenty-one.
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 | | | | |
Calendly Cal.com first choice named as an alternative argued againstblank: not namedEach cell is one answer, Calendly on the left and Cal.com on the right.The direct prompt
Calendly first, Cal.com not the choice
1 of 14 modelsCal.com 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
Calendly50%#1 of 16Cal.com11%#3 of 16Calendly2%#8 of 13Cal.com2%#7 of 13What the models said about Calendly
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of seven in this category shown.
“General-purpose tools like Calendly and Microsoft Bookings lack the ATS depth and interviewer load balancing that recruiting teams need at scale.” Muse Glimmer 30B · direct prompt · hard negative
“Standard tools like basic Calendly often fail because they struggle with complex panel logic and deep ATS synchronization.” Gemini 3.5 Flash · paraphrase prompt · hard negative
“Why to avoid: It lacks deep ATS integration and compliance features required for enterprise recruiting.” Qwen 3.7 Flash · negative prompt · hard negative
“Calendly is the industry standard for a reason. It is the easiest tool to set up and requires the least amount of training” GLM 4.7 FlashX · comparative prompt · first choice
“Calendly is considered a budget-friendly option, with a free plan and paid plans starting at $10 to $16 per seat a month.” Llama 4 Maverick · budget prompt · first choice
“the best starting point is usually Calendly because it has a free plan and low-cost paid tiers” GPT-5.4 mini · budget prompt · first choice
What the models said about Cal.com
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of seven in this category shown.
“General-purpose schedulers such as Calendly, Cal.com, Koalendar, or YouCanBookMe: ... verify panel coordination, candidate routing, ATS write-back” Perplexity Sonar · negative prompt · soft negative
“Cal.com - Recent Concerns ... Production code went private; public repo became "Cal.diy"” MiniMax M2.5 · negative prompt · soft negative
“less proven for pure recruiting at mid-market scale” Grok 4.20 · direct prompt · soft negative
“Cal.com is positioned as the best overall interview scheduling software for flexibility, customization, routing, and transparent pricing.” Muse Glimmer 30B · paraphrase prompt · first choice
“Cal.com – best overall free & open source ... 1 user, zero budget, want unlimited event types: Cal.com free.” Muse Glimmer 30B · budget prompt · first choice
“For most teams, start with Cal.com (balanced and flexible) or Calendly (if simplicity is key).” Grok 4.20 · comparative 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.