Acast vs Libsyn Ads
One of fourteen models named Acast first on the direct prompt; zero named Libsyn Ads. Acast was named by fourteen of the fourteen models and Libsyn Ads by eleven and Acast carries 35 labels and Libsyn Ads 22, so the shares are not directly comparable.
Named in one category this edition.
Named in one category 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 audio and podcast advertising page.
By framing
AcastFirst choices, of fourteen modelsLibsyn Ads
Across every category in the October 2026 Edition, Acast and Libsyn Ads were named in the same answer twenty-eight times, of the 89 answers naming Acast and the 39 naming Libsyn Ads. In those answers Libsyn Ads took the first choice three times and Acast eight.
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 4.1 Fast | | | | |||
| 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 | | | |
Acast Libsyn Ads first choice named as an alternative argued againstblank: not namedEach cell is one answer, Acast on the left and Libsyn Ads on the right.The direct prompt
Acast first, Libsyn Ads not the choice
1 of 14 modelsLibsyn Ads 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
10 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
What the models said about Acast
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.
“Avoid Acast self-serve under $5K budget — you'll get run-of-network junk.” DeepSeek V4 Flash · negative prompt · hard negative
“Acast's managed campaigns require significant budgets, typically starting at $10,000 to $15,000” Mistral Small · negative prompt · soft negative
“Drawbacks: Smaller scale compared to Spotify; higher pricing for premium inventory.” Muse Glimmer 30B · negative prompt · soft negative
“Acast: The Open Ecosystem Leader ... Best For: Global programmatic scale, cross-app reach, and multi-tier budgets.” Gemini 3.5 Flash · comparative prompt · first choice
“Acast offers the widest reach in a single buy with in-file delivery across 140,000 shows on every major app” Claude Haiku 4.5 · comparative prompt · first choice
“Strongest for broad reach across 140,000+ independent shows; ads stitched directly into episode files via DAI” Grok 4.1 Fast · comparative prompt · first choice
What the models said about Libsyn Ads
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Five of six in this category shown.
“Drawbacks: Limited to specific genres and audiences; low scalability for general consumer brands.” Muse Glimmer 30B · negative prompt · soft negative
“Cheaper CPM (~$12-26), but bigger min.” Grok 4.1 Fast · budget prompt · soft negative
“For better alternatives, consider platforms like Podbean or Libsyn Ads, which tend to offer more favorable terms for creators.” Claude Haiku 4.5 · negative prompt · first choice
“Libsyn Ads (70/30 split, $24-26 CPM, transparent) | Published rates, IAB-aligned, established track record” DeepSeek V4 Flash · negative prompt · first choice
“Safer alternatives: Libsyn Ads (transparent 70/30 splits for mid-tier shows)” Grok 4.1 Fast · negative 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.