# Apollo.io vs Intentsify: which do AI models recommend for intent data, September 2026

GTM AI Recommendation Index, September 2026 Edition, B2B intent data providers. Two of twelve models named Apollo.io first on the direct prompt; one named Intentsify. Page: https://gtm-ai-index.com/sales/b2b-intent-data/apollo-io-vs-intentsify/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Apollo.io | 25% | #2 of 14 | 7% | 27 | 11 of 12 |
| Intentsify | 4% | #4 of 14 | 5% | 19 | 9 of 12 |

## The direct prompt, model by model

- Gemini 3.5 Flash: apollo.io first (first choices: Apollo.io, HubSpot Breeze Intelligence) (alternatives: Bombora, G2 Buyer Intent, RB2B, Warmly)
- GLM 4.7 FlashX: apollo.io first (first choices: Apollo.io) (alternatives: Dealfront, G2 Buyer Intent, RB2B)
- Llama 4 Maverick: intentsify first (first choices: Bombora, Intentsify) (alternatives: Abmatic AI, Cognism, Dealfront)
- Claude Haiku 4.5: neither first, one named (alternatives: Cognism, Dealfront, Demandbase, Intentsify)
- Mistral Small: neither first, one named (first choices: MarketBetter) (alternatives: Apollo.io, Dealfront, Factors.ai)
- DeepSeek V4 Flash: neither first, one named (first choices: Bombora, G2 Buyer Intent) (alternatives: Intentsify, ZoomInfo)
- Qwen 3.7 Flash: neither first, one named (first choices: Bombora) (alternatives: AdRoll ABM, Factors.ai, G2 Buyer Intent, Intentsify, Warmly)
- MiniMax M2.5: neither first, one named (first choices: Bombora, G2 Buyer Intent) (alternatives: Apollo Intent, Factors.ai, Intentsify)
- GPT-5.4 mini: neither named (first choices: Bombora) (alternatives: 6sense, AdRoll ABM, Demandbase, G2 Buyer Intent)
- Perplexity Sonar: neither named (first choices: Bombora) (alternatives: 6sense, Dealfront, G2 Buyer Intent)
- Grok 4.1 Fast: neither named (first choices: Bombora) (alternatives: AdRoll ABM, Dealfront, G2 Buyer Intent, ZoomInfo)
- Kimi K2: neither named (first choices: Bombora, ZoomInfo) (alternatives: AdRoll ABM, Demandbase, G2 Buyer Intent)

## What the models said about Intentsify

- "better suited for enterprise ABM teams with dedicated RevOps resources" (Kimi K2, direct prompt, soft negative)
- "Bombora or Intentsify - Recommended for mid-market teams with budgets between $25K-$75K/year for third-party intent data." (Llama 4 Maverick, direct prompt, first choice)
- "I'd recommend starting with Bombora or Intentsify if your primary goal is pure intent data" (MiniMax M2.5, paraphrase prompt, first choice)
- "best for mid-market and enterprise teams wanting managed activation services alongside intent intelligence" (Claude Haiku 4.5, direct 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.