# Demio vs ON24: which do AI models recommend for webinars, September 2026

GTM AI Recommendation Index, September 2026 Edition, Webinar and virtual event platforms. Four of twelve models named Demio first on the direct prompt; zero named ON24. Page: https://gtm-ai-index.com/marketing/webinar-virtual-events/demio-vs-on24/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Demio | 20% | #2 of 19 | 13% | 47 | 12 of 12 |
| ON24 | 2% | #8 of 19 | 30% | 37 | 12 of 12 |

## The direct prompt, model by model

- GPT-5.4 mini: demio first (first choices: Demio) (alternatives: ON24)
- Grok 4.1 Fast: demio first (first choices: Demio) (alternatives: GoTo Webinar, Goldcast, Livestorm, ON24, Zoom Webinars)
- Kimi K2: demio first (first choices: Demio, Livestorm) (alternatives: BigMarker, Goldcast)
- MiniMax M2.5: demio first (first choices: Demio) (alternatives: Bizzabo, Goldcast, Livestorm)
- Claude Haiku 4.5: neither first, one named (first choices: BigMarker) (alternatives: Demio, GoTo Webinar, Goldcast, Livestorm)
- Gemini 3.5 Flash: neither first, one named (first choices: Goldcast) (alternatives: Airmeet, Demio, Livestorm)
- Mistral Small: neither first, one named (first choices: Goldcast) (alternatives: Demio, Livestorm, Zoom Webinars)
- DeepSeek V4 Flash: neither first, one named (first choices: Livestorm) (alternatives: Demio, Goldcast)
- Qwen 3.7 Flash: neither first, one named (first choices: Goldcast) (alternatives: Livestorm, ON24, Zoom Webinars)
- GLM 4.7 FlashX: neither first, one named (first choices: GoTo Webinar) (alternatives: Airmeet, ClickMeeting, Cvent, Demio, EventMobi, PheedLoop, WebinarJam, Whova, Zoom Webinars, Zuddl)
- Perplexity Sonar: neither named (first choices: Goldcast) (alternatives: Bizzabo, GoTo Webinar, Livestorm)
- Llama 4 Maverick: neither named

## What the models said about Demio

- "Platforms with poor reliability scores (Demio, BrightTALK)" (GLM 4.7 FlashX, negative prompt, hard negative)
- "Most webinar platforms (like GoToWebinar or Demio) use tiered pricing, meaning the more people register for your webinars, the more you have to pay." (Gemini 3.5 Flash, budget prompt, soft negative)
- "attractive interface, but reported audio/connection issues, tricky HubSpot integration, and data export lockout after cancellation" (DeepSeek V4 Flash, negative prompt, soft negative)
- "I'd recommend starting with Demio if budget is a consideration, or Goldcast if webinar quality and brand presentation are critical" (Kimi K2, paraphrase prompt, first choice)
- "I'd recommend starting with WebinarGeek or Demio as they offer the best balance of features, pricing, and ease of use" (GLM 4.7 FlashX, paraphrase prompt, first choice)
- "I'd recommend starting with Demio for its balance of affordability, ROI tracking, and ease of use" (MiniMax M2.5, direct prompt, first choice)

## What the models said about ON24

- "What to avoid for this use case- ON24 and Goldcast are powerful, but they're sales-quoted, enterprise-priced" (DeepSeek V4 Flash, paraphrase prompt, hard negative)
- "Avoid Unless Specific Need: ON24: Enterprise-focused, $10K+/year minimum, overkill for mid-market" (Kimi K2, direct prompt, hard negative)
- "you likely do not have the massive budget or the dedicated five-person IT production team required to run complex enterprise suites like ON24 or Cvent" (Gemini 3.5 Flash, paraphrase prompt, soft negative)
- "I'd generally recommend ON24 if webinars and virtual events are a core part of your marketing and sales funnel" (GPT-5.4 mini, paraphrase prompt, first choice)
- "Best for: Mid-to-enterprise B2B marketing teams... Where it struggles: Expensive, complex to set up, and can be overkill for smaller companies." (Gemini 3.5 Flash, comparative prompt, alternative)
- "Choose BigMarker or ON24 if you're running large-scale, highly controlled, analytics-heavy enterprise events" (Perplexity Sonar, paraphrase prompt, alternative)

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all twelve models, for a mid-market B2B company; rank is within the category. Comparisons are drawn for the top eight products in each category. Published under CC BY 4.0; the output is the models' output, and nothing here is a recommendation by the index.