# Cloudflare vs KeyCDN: which do AI models recommend for CDN, October 2026

IT AI Recommendation Index, October 2026 Edition, Content delivery networks. Nine of fourteen models named Cloudflare first on the direct prompt; four named KeyCDN. Page: https://it-ai-index.com/network/content-delivery-networks/cloudflare-vs-keycdn/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Cloudflare | 68% | #1 of 8 | 8% | 72 | 14 of 14 |
| KeyCDN | 7% | #3 of 8 | 12% | 25 | 12 of 14 |

## The direct prompt, model by model

- GPT-5.4 mini: cloudflare first (first choices: Cloudflare) (alternatives: Amazon CloudFront, Fastly)
- Gemini 3.5 Flash: cloudflare first (first choices: Cloudflare) (alternatives: Bunny.net, Fastly)
- Perplexity Sonar: cloudflare first (first choices: Cloudflare) (alternatives: Akamai, Amazon CloudFront)
- Grok 4.1 Fast: cloudflare first (first choices: Cloudflare) (alternatives: Amazon CloudFront, Bunny.net, KeyCDN)
- DeepSeek V4 Flash: cloudflare first (first choices: Cloudflare) (alternatives: Amazon CloudFront, Bunny.net)
- Kimi K2: cloudflare first (first choices: Cloudflare) (alternatives: Bunny.net, Fastly, KeyCDN)
- GLM 4.7 FlashX: cloudflare first (first choices: Cloudflare) (alternatives: Amazon CloudFront, Bunny.net, Fastly)
- GPT-6 Luna: cloudflare first (first choices: Cloudflare) (alternatives: Amazon CloudFront, Fastly)
- Muse Glimmer 30B: cloudflare first (first choices: Cloudflare) (alternatives: Amazon CloudFront, Bunny.net, Fastly, KeyCDN)
- Mistral Small: keycdn first (first choices: Bunny.net, KeyCDN)
- Llama 4 Maverick: keycdn first (first choices: Bunny.net, KeyCDN) (alternatives: BlazingCDN)
- Qwen 3.7 Flash: keycdn first (first choices: KeyCDN) (alternatives: BlazingCDN, Bunny.net, Cloudflare)
- MiniMax M2.5: keycdn first (first choices: Bunny.net, KeyCDN) (alternatives: Amazon CloudFront, Cloudflare)
- Claude Haiku 4.5: neither first, one named (first choices: Amazon CloudFront, CDN77) (alternatives: Azure CDN, Cloudflare, Gcore)

## What the models said about Cloudflare

- "Major outages (2024‑2025)... When to be cautious - If your application is mission‑critical, consider a multi‑CDN or fail‑over strategy." (GLM 4.7 FlashX, negative prompt, soft negative)
- "Cloudflare is a strong all-around CDN and security platform for organizations that want acceleration, DNS, DDoS mitigation, WAF, Zero Trust services, and edge computing features in one ecosystem" (Claude Haiku 4.5, comparative prompt, first choice)
- "Cloudflare: *The "All-in-One" Choice.* Excellent if you want a massive feature set ... Great developer experience, but enterprise pricing negotiations can sometimes feel rigid." (Gemini 3.5 Flash, scale prompt, first choice)
- "the best default choice is usually Cloudflare because it combines broad CDN performance, strong built-in security, and a relatively accessible business tier" (Perplexity Sonar, direct prompt, first choice)

## What the models said about KeyCDN

- "KeyCDN has a smaller network and less global coverage compared to larger CDN providers" (Claude Haiku 4.5, negative prompt, soft negative)
- "No-SLA/consumer tiers (Bunny.net, KeyCDN): Avoid for critical/production systems" (Grok 4.1 Fast, negative prompt, soft negative)
- "small providers — While some are decent, small CDNs often lack" (DeepSeek V4 Flash, negative prompt, soft negative)
- "KeyCDN is another popular choice, offering transparent pricing ... a good fit for mid-market B2B organizations" (Mistral Small, direct prompt, first choice)
- "The best CDN for a mid-market B2B company is Bunny.net, KeyCDN, or BlazingCDN." (Llama 4 Maverick, direct prompt, first choice)
- "I'd suggest starting with Bunny.net or KeyCDN for cost-effectiveness" (MiniMax M2.5, direct prompt, first choice)

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. 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.