# Audio and podcast advertising for small business buyers: what AI models recommend, October 2026

GTM AI Recommendation Index, October 2026 Edition. Asked as "audio advertising platform" and as "podcast and streaming audio ad platform", six framings each, to fourteen models with search on, on behalf of a small B2B company. Added to the October 2026 Edition on October 4, 2026; its answers are read by the distilled judge (ai-indexes-judge-qwen3-14b-run3), not the claude-opus-5 judge of the earlier categories. Page: https://gtm-ai-index.com/marketing/audio-and-podcast-advertising/smb/

**Standing:** AudioGo leads with 49% of first choices; verdict clear leader. 57 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| # | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | AudioGo | 49% | 4% | 55 |
| 2 | Spotify Ads Manager | 23% | 4% | 53 |
| 3 | Spotify Ad Studio | 7% | 27% | 11 |
| 4 | Acast | 5% | 13% | 30 |
| 5 | Libsyn Ads | 4% | 40% | 10 |
| 6 | Podbean | 2% | 0% | 10 |
| 7 | AdvertiseCast | 0% | 8% | 12 |
| 8 | Podcorn | 0% | 10% | 10 |
| 9 | StackAdapt | 0% | 10% | 10 |
| 10 | Megaphone | 0% | 58% | 12 |

## Each model's first choice on the direct prompt

- Claude Haiku 4.5: AudioGo, Podbean; alternatives StackAdapt
- GPT-5.4 mini: Spotify Ads Manager / Ad Studio
- Gemini 3.5 Flash: AudioGo; alternatives Acast Self-Serve, Buzzsprout Ads, Spotify Ad Studio
- Perplexity Sonar: AudioGo; alternatives 6sense, Demandbase, Spotify Ads Manager, StackAdapt
- Grok 4.1 Fast: AudioGo; alternatives Acast, Podbean, Spotify Ads Manager
- Mistral Small: AudioGo, Spotify Ads Manager
- DeepSeek V4 Flash: AudioGo; alternatives B2B PodPros, Spotify Ads Manager
- Llama 4 Maverick: Spotify Ads Manager; alternatives AudioGo, Triton Digital
- Qwen 3.7 Flash: Hey Sid; alternatives Acast, Spotify Advertising Manager, StackAdapt
- Kimi K2: AudioGo; alternatives Acast, Spotify Ads Manager
- GLM 4.7 FlashX: AudioGo; alternatives Spotify Ads Manager
- MiniMax M2.5: AudioGo, Spotify Ads Manager; alternatives Spotify Audience Network, iHeartRadio
- GPT-6 Luna: Acast; alternatives AudioGo, Spotify Ads Manager
- Muse Glimmer 30B: AudioGo; alternatives Spotify Ads Manager, iHeart

## Sources the answers cite

78 of 84 answers came back with a source list, from 14 of 14 models. Sites named in the most answers:

- influencermarketinghub.com: 59 answers, 102 citations
- guideflow.com: 47 answers, 47 citations
- acast.com: 44 answers, 65 citations
- audiogo.com: 36 answers, 72 citations
- ads.spotify.com: 30 answers, 44 citations
- podderapp.com: 27 answers, 32 citations
- heysid.com: 26 answers, 45 citations
- castfox.net: 26 answers, 27 citations

Pages named in the most answers:

- https://influencermarketinghub.com/audio-advertising/audio-ad-platforms (52 answers)
- https://guideflow.com/blog/audio-advertising-platform (47 answers)
- https://influencermarketinghub.com/best-podcast-advertising-platforms (41 answers)
- https://acast.com/en-gb/news-and-insights/the-best-podcast-advertising-platforms-and-networks-in-2026 (35 answers)
- https://audiogo.com/ (28 answers)
- https://castfox.net/blog/podcast-advertising-platforms-2026 (26 answers)
- https://heysid.com/resources/best-audio-advertising-platforms-for-b2b (26 answers)
- https://podderapp.com/post/best-podcast-advertising-platforms (26 answers)
- https://millionpodcasts.com/blog/best-podcast-ad-networks-and-advertising-platforms (18 answers)
- https://ads.spotify.com/en-US/small-business-advertising (17 answers)

## Warned against

- Megaphone: 7 of 12 labels negative. "Platforms to Avoid or Be Highly Cautious About: Megaphone (now part of Spotify): Primarily geared toward large-scale publishers" (Grok 4.1 Fast, negative prompt)
- Acast: 4 of 30 labels negative. "small businesses report challenges with audience geography mismatches, higher pricing for premium features, and platform bias toward bigger networks" (Grok 4.1 Fast, negative prompt)
- Libsyn Ads: 4 of 10 labels negative. "Similar issues—host-read marketplaces typically demand 20,000+ downloads/episode... making it inefficient for testing small campaigns." (Grok 4.1 Fast, negative prompt)
- Spotify Ad Studio: 3 of 11 labels negative. "Avoid premium managed radio / podcast bundles – Spotify direct, Pandora, iHeartMedia, SiriusXM – when you cannot meet tens of thousands in minimum spend." (Muse Glimmer 30B, negative prompt)

## Record

- Method: https://gtm-ai-index.com/methodology/
- Raw judge labels and full responses: https://gtm-ai-index.com/data/
- License: CC BY 4.0. Cite as GTM AI Recommendation Index, October 2026 Edition, gtm-ai-index.com.