Koalendar vs Lever
Zero of fourteen models named Koalendar first on the direct prompt; zero named Lever. Koalendar was named by eleven of the fourteen models and Lever by eleven and Koalendar carries 19 labels and Lever 18, so the shares are not directly comparable.
Named in one category this edition.
Named in twelve 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
KoalendarFirst choices, of fourteen modelsLever
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 | | |
Koalendar Lever first choice named as an alternative argued againstblank: not namedEach cell is one answer, Koalendar on the left and Lever on the right.The direct prompt
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
11 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
Koalendar15%#2 of 16Lever0%#– of 16Koalendar0%#– of 13Lever0%#11 of 13What the models said about Koalendar
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Five of six in this category shown.
“Lack enterprise features like audit trails, SSO, or robust integrations—avoid for scaled hiring due to reliability gaps.” Grok 4.20 · negative prompt · hard negative
“General-purpose schedulers such as Calendly, Cal.com, Koalendar, or YouCanBookMe: ... verify panel coordination” Perplexity Sonar · negative prompt · soft negative
“Koalendar is widely considered the best option for strict budget constraints because it offers a completely free plan with no time limits.” GLM 4.7 FlashX · budget prompt · first choice
“Often cited as the best genuinely free scheduler... Zero Budget: Use Koalendar” Qwen 3.7 Flash · budget prompt · first choice
“For most companies with a limited budget, I'd start with Koalendar.” DeepSeek V4 Flash · budget prompt · first choice
What the models said about Lever
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Two of two in this category shown.
“complaints such as with Lever: "It will schedule calls back to back and you can't set up a 10-minute buffer window."” Muse Glimmer 30B · negative prompt · soft negative
“I'd lean toward Greenhouse or Lever for their balance of features, scalability, and B2B-focused functionality.” MiniMax M2.5 · 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.