# Surfer SEO vs Frase: which do AI models recommend for SEO, September 2026

GTM AI Recommendation Index, September 2026 Edition, SEO and content optimization platforms. Three of twelve models named Surfer SEO first on the direct prompt; zero named Frase. Page: https://gtm-ai-index.com/marketing/seo-content-optimization/surfer-seo-vs-frase/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Surfer SEO | 25% | #1 of 16 | 12% | 56 | 12 of 12 |
| Frase | 4% | #7 of 16 | 7% | 41 | 12 of 12 |

## The direct prompt, model by model

- Gemini 3.5 Flash: surfer seo first (first choices: Semrush, Surfer SEO) (alternatives: Ahrefs, Clearscope, SE Ranking)
- Grok 4.1 Fast: surfer seo first (first choices: Surfer SEO) (alternatives: Ahrefs, Clearscope, Frase, MarketMuse, Semrush)
- MiniMax M2.5: surfer seo first (first choices: Surfer SEO) (alternatives: Ahrefs, MarketMuse)
- Perplexity Sonar: neither first, one named (first choices: Semrush) (alternatives: Ahrefs, Clearscope, Surfer SEO)
- Mistral Small: neither first, one named (first choices: HubSpot Content Hub, HubSpot Marketing Hub) (alternatives: Clearscope, MarketMuse, Semrush, Surfer SEO)
- DeepSeek V4 Flash: neither first, one named (first choices: Semrush) (alternatives: Ahrefs, Clearscope, MarketMuse, Surfer SEO)
- Llama 4 Maverick: neither first, one named (first choices: Keygrip) (alternatives: Ahrefs, Clearscope, Screaming Frog, Semrush, Surfer SEO)
- Qwen 3.7 Flash: neither first, one named (first choices: Ahrefs, Semrush) (alternatives: Clearscope, HubSpot, SE Ranking, Screaming Frog, Sitebulb, Surfer SEO)
- Kimi K2: neither first, one named (first choices: Semrush) (alternatives: Ahrefs, Clearscope, MarketMuse, Screaming Frog, Surfer SEO)
- GLM 4.7 FlashX: neither first, one named (first choices: Semrush) (alternatives: Ahrefs, Clearscope, NeuronWriter, Surfer SEO)
- Claude Haiku 4.5: neither named (first choices: Sight AI) (alternatives: Intero Digital, Stratabeat, Ubersuggest, Virayo, Writesonic)
- GPT-5.4 mini: neither named (first choices: Semrush) (alternatives: Ahrefs, Clearscope, Conductor)

## What the models said about Surfer SEO

- "Surfer SEO — entry plan is $49/mo, but AI tracking requires pricier tiers; more expensive than Frase" (DeepSeek V4 Flash, budget prompt, hard negative)
- "Content optimization platforms like Surfer SEO, Clearscope, Frase, or Rankability... they are highly dangerous when misused" (Gemini 3.5 Flash, negative prompt, soft negative)
- "premium content editors (like Clearscope or Surfer SEO) often start around $100 to $140+ per month" (Gemini 3.5 Flash, budget prompt, soft negative)
- "Ahrefs + Surfer SEO provides the best balance of comprehensive research capabilities and content optimization at $298/month" (MiniMax M2.5, direct prompt, first choice)
- "The Best All-Rounder: Surfer SEO ... Surfer is widely considered the market leader for real-time content optimization." (Qwen 3.7 Flash, paraphrase prompt, first choice)
- "Choose Surfer SEO if you want the most mature real-time optimization experience and produce content at volume" (Kimi K2, comparative prompt, first choice)

## What the models said about Frase

- "Frase - Low-cost option with user reports of inaccurate recommendations" (Mistral Small, negative prompt, hard negative)
- "Criticized as "dead" in 2026—doesn't account for LLMs" (GLM 4.7 FlashX, negative prompt, hard negative)
- "excellent tools when used correctly, but they are highly dangerous when misused" (Gemini 3.5 Flash, negative prompt, soft negative)
- "Frase gives you content briefs and optimization at a fraction of the cost... it offers the most functionality per dollar" (Claude Haiku 4.5, budget prompt, first choice)
- "Frase is the best starting point for most small companies" (GPT-5.4 mini, budget prompt, first choice)
- "Budget-conscious | Frase | $15/month" (Kimi K2, negative prompt, first choice)

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.