# Chatbots and conversational AI for support for enterprise buyers: what AI models recommend, September 2026

GTM AI Recommendation Index, September 2026 Edition. Asked as "customer support chatbot platform" and as "conversational AI tool for customer service", six framings each, to twelve models with search on, on behalf of an enterprise B2B company. Page: https://gtm-ai-index.com/customer/chatbots-and-conversational-ai-for-support/enterprise/

**Standing:** Intercom leads with 12% of first choices; verdict contested. 51 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| # | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | Intercom | 12% | 32% | 47 |
| 2 | Kore.ai | 8% | 4% | 26 |
| 3 | Ada | 8% | 17% | 36 |
| 4 | Zendesk | 8% | 35% | 17 |
| 5 | Zendesk AI | 4% | 15% | 27 |
| 6 | Rasa | 4% | 15% | 13 |
| 7 | Cognigy | 2% | 11% | 18 |
| 8 | Botpress | 2% | 25% | 12 |
| 9 | Drift | 2% | 30% | 10 |
| 10 | Tidio | 2% | 47% | 15 |
| 11 | Salesforce Agentforce | 0% | 20% | 20 |
| 12 | Sierra | 0% | 15% | 13 |

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

- Claude Haiku 4.5: Helply; alternatives Ada, Drift, Intercom, Zendesk AI
- GPT-5.4 mini: Zendesk; alternatives Intercom, Salesforce Agentforce
- Gemini 3.5 Flash: Decagon AI, Sierra AI; alternatives Ada, Cognigy, Intercom, Kore.ai
- Perplexity Sonar: TeamSupport; alternatives Ada, Comm100, Intercom, Zendesk AI
- Grok 4.1 Fast: Zendesk AI; alternatives Intercom, Kore.ai, Salesforce Agentforce, TeamSupport
- Mistral Small: Intercom; alternatives Drift, Freshworks Freddy AI Agent, Qualified, Zendesk Support Suite
- DeepSeek V4 Flash: Intercom; alternatives Comm100, Salesforce Agentforce, Zendesk AI
- Llama 4 Maverick: Ada, Intercom, TeamSupport
- Qwen 3.7 Flash: Intercom; alternatives Google Dialogflow CX, Kore.ai, Salesforce Service Cloud, Zendesk AI
- Kimi K2: Intercom; alternatives IBM watsonx Assistant, Kore.ai, Salesforce Service Cloud, Zendesk AI
- GLM 4.7 FlashX: Intercom, Zendesk; alternatives Freshchat, Salesforce Service Cloud with Agentforce, Sobot
- MiniMax M2.5: Drift, Zendesk; alternatives Freshdesk, Intercom

## Sources the answers cite

22 of 72 answers came back with a source list, from 4 of 12 models. Sites named in the most answers:

- capterra.com: 6 answers, 8 citations
- botpress.com: 6 answers, 7 citations
- crescendo.ai: 6 answers, 6 citations
- fin.ai: 6 answers, 6 citations
- zendesk.com: 6 answers, 6 citations
- eesel.ai: 5 answers, 5 citations
- intercom.com: 5 answers, 5 citations
- qiscus.com: 5 answers, 5 citations

Pages named in the most answers:

- https://fin.ai/learn/best-ai-chatbots-customer-support (6 answers)
- https://capterra.com/resources/customer-service-chatbot-platforms (5 answers)
- https://crescendo.ai/blog/best-enterprise-chatbots-for-live-support (5 answers)
- https://botpress.com/blog/customer-service-chatbot-platforms (4 answers)
- https://qiscus.com/en/blog/best-chatbot-for-customer-service (4 answers)
- https://sitegpt.ai/blog/enterprise-ai-chatbots-customer-support-lead-generation (4 answers)
- https://thecxlead.com/tools/best-ai-chatbot-for-customer-service (4 answers)
- https://comm100.com/blog/best-enterprise-ai-chatbots (3 answers)
- https://eesel.ai/blog/best-ai-customer-support-chatbot (3 answers)
- https://lindy.ai/blog/best-customer-service-chatbots (3 answers)

## Warned against

- Intercom: 15 of 47 labels negative. "Many modern, out-of-the-box AI chatbot platforms (such as Intercom Fin or Ada) charge an outcome-based fee... penalizing you for building a better bot." (Gemini 3.5 Flash, budget prompt)
- Tidio: 7 of 15 labels negative. "Tidio's lower tiers, etc.) ... Treat these as unsuitable for regulated or high-volume environments." (DeepSeek V4 Flash, negative prompt)
- Zendesk: 6 of 17 labels negative. "Zendesk's AI Answer Bot was found to have only 58.3% accuracy — This is concerning for enterprises handling complex, high-stakes customer interactions" (GLM 4.7 FlashX, negative prompt)
- Ada: 6 of 36 labels negative. "such as Intercom Fin or Ada) charge an outcome-based fee, often ranging from $0.99 to $1.25+ per successfully resolved conversation" (Gemini 3.5 Flash, budget 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, September 2026 Edition, gtm-ai-index.com.