Interview scheduling · November 2026 Edition
Calendly vs Prelude
One of fourteen models named Calendly first on the direct prompt; zero named Prelude. Calendly was named by fourteen of the fourteen models and Prelude by nine and Calendly carries 59 labels and Prelude 14, so the shares are not directly comparable.
Named in five categories this edition.
Prelude
criticized challengerNamed in one category this edition.
First-choice share16%2%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate29%29%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#2#8A position in a field of 15; printed, not drawn.
Labels5914A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Calendly reading right to left. Rank and label count are printed, not drawn.ModernLoop was named alongside these two in thirteen of the fourteen direct answers. ModernLoop vs Calendly · ModernLoop vs Prelude · Calendly vs GoodTime
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
How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
CalendlyFirst choices, of fourteen modelsPreludeDirect106 against Calendly · 1 against Prelude
Paraphrase101 against Calendly · 1 against Prelude
Comparative201 against Calendly · 1 against Prelude
Budget-constrained60
Scale-constrained011 against Calendly
Negative008 against Calendly · 1 against Prelude
Bars are first choices, 0 to 14 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to fourteen.
Every model, every framing
The eighty-four answers behind the chart above, one cell each: where Calendly and Prelude stood in it.
| Model | DirectPR | ParaphrasePR | ComparativePR | Budget-constrainedPR | Scale-constrainedPR | NegativePR |
|---|---|---|---|---|---|---|
| Claude Haiku 4.5 | PR | | | | ||
| GPT-5.4 mini | | PR | | |||
| Gemini 3.5 Flash | PR | | | | | PR |
| Perplexity Sonar | | | | | ||
| Grok 4.20 | PR | | | | ||
| Mistral Small | | | | |||
| DeepSeek V4 Flash | | PR | | | ||
| Llama 4 Maverick | | | ||||
| Qwen 3.7 Flash | | | | | | |
| Kimi K2 | | PR | | | | |
| GLM 4.7 FlashX | PR | | | |||
| MiniMax M2.5 | | | | | ||
| GPT-6 Luna | PR | | | |||
| Muse Glimmer 30B | PR | | | PR |
CalendlyPR Prelude first choice named as an alternative argued againstblank: not namedEach cell is one answer, Calendly on the left and Prelude on the right.The direct prompt
The plain question, one answer per model, grouped by where Calendly and Prelude stood in it.
Calendly first, Prelude not the choice
1 of 14 modelsPrelude was named in the answer but not as the choice, or not at all.Qwen 3.7 FlashCalendly, ModernLoop alternatives: GoodTime, Greenhouse, Lever
Neither was the first choice, one was named
7 of 14 modelsThe answer put something else first and named one of the two as an alternative.Claude Haiku 4.5ModernLoop alternatives: Ashby, GoodTime, Prelude
GPT-5.4 miniGoodTime alternatives: Ashby, Calendly, Greenhouse, Lever
Grok 4.20ModernLoop alternatives: Grayscale, Prelude
Mistral SmallGoodTime alternatives: Calendly, ModernLoop, Paradox
DeepSeek V4 FlashModernLoop alternatives: Calendly
Llama 4 MaverickModernLoop alternatives: Calendly, GoodTime
Muse Glimmer 30BModernLoop alternatives: Grayscale, Prelude
Neither was named
6 of 14 modelsThe answer made no first choice from these two in this category.Gemini 3.5 FlashModernLoop alternatives: Ashby, GoodTime, candidate.fyi
Perplexity SonarGoodTime alternatives: Ashby, Cal.com, Lever, ModernLoop
Kimi K2ModernLoop alternatives: GoodTime
GLM 4.7 FlashXModernLoop alternatives: GoodTime, Grayscale
MiniMax M2.5ModernLoop alternatives: Cal.com, GoodTime, VidCruiter
GPT-6 LunaModernLoop alternatives: Ashby's native scheduling, GoodTime
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
The same question asked on behalf of a different buyer. Each standing is computed within its segment and they are never added together. The figures above are the mid-market standing, which is the one the category orders by.
Small business
Calendly leads by fifty points.
Calendly50%#1 of 16Prelude0%#– of 16
The full small business standing →Mid-marketThe figures above
Calendly leads by fourteen points.
Calendly16%#2 of 15Prelude2%#8 of 15
The full mid-market standing →Enterprise
Level: the same share of first choices.
Calendly2%#8 of 13Prelude2%#– of 13
The full enterprise standing →What 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 Prelude
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.
“Legacy Tools (e.g., Prelude): ... Calendly has wound down this dedicated TA scheduling product.” Gemini 3.5 Flash · direct prompt · hard negative
“Prelude is being wound down by Calendly and should likely be avoided for new implementations” DeepSeek V4 Flash · comparative prompt · hard negative
“it's being wound down and shouldn't be on your shortlist” Kimi K2 · paraphrase prompt · hard negative
“The top tools for mid-market recruiting teams are typically ModernLoop, Prelude, or Grayscale” Muse Glimmer 30B · scale prompt · first choice
“look at recruiting-native schedulers like ModernLoop, Prelude, Grayscale, or candidate.fyi” GLM 4.7 FlashX · paraphrase prompt · alternative
“Prelude (Interview Schedule) (Runner-Up for Candidate Experience and Simplicity)” Grok 4.20 · direct prompt · alternative
Also compared
ModernLoop vs CalendlyModernLoop vs PreludeCalendly vs GoodTimeCalendly vs KoalendarCalendly vs Cal.comCalendly vs LeverCalendly vs GreenhouseGoodTime vs PreludeKoalendar vs PreludeCal.com vs PreludeLever vs PreludeGreenhouse vs PreludeAll twenty-eight head-to-head pages and the full interview scheduling standing
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.