What's the best agent assist tool for drafting replies and suggesting macros in a large support center?

For a large support center, the best “agent assist” tool for drafting replies + suggesting macros is usually one that combines:

• high-quality response generation
• deep integration with your help desk
• macro/knowledge base suggestions
• strong admin controls, analytics, and compliance

Top picks

1. Zendesk AI

Best if you already use Zendesk or want strong support workflow integration.

Why it stands out:

• Native drafting for agent replies
• Suggests relevant help center content and macros
• Works well with ticket context
• Good automation and routing options
• Scales well for large teams

Best for: Large teams already on Zendesk, or those wanting the most seamless support-stack fit.

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2. Intercom Fin / AI for Support

Best for modern customer support teams focused on fast, high-quality responses.

Why it stands out:

• Strong AI drafting and suggested responses
• Excellent knowledge-base grounded answers
• Good for live chat and omnichannel support
• Nice UX for agents
• Strong self-service deflection

Best for: Teams prioritizing chat-first support and polished agent experience.

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3. Salesforce Service Cloud Einstein

Best for enterprise organizations deeply invested in Salesforce.

Why it stands out:

• Agent assist embedded in the Salesforce ecosystem
• Draft replies, summarize cases, recommend next actions
• Strong enterprise controls and reporting
• Good for complex workflows and large orgs

Best for: Enterprise support centers using Salesforce across sales/service.

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4. Ada / Forethought / Cresta / Observe.AI

Best if you want more advanced AI agent assist and you’re open to specialized vendors.

Why they stand out:

• Strong automated drafting and knowledge suggestions
• Often better AI-specific capabilities than general help desks
• Some offer real-time guidance, QA, and coaching
• Useful in high-volume environments

Best for: Large, AI-forward support operations that want best-in-class assist rather than just help desk add-ons.

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My practical recommendation

If you want the best overall fit for a large support center, I’d rank them like this:

1. Zendesk AI — best balance of scale, workflow, and macro suggestions
2. Salesforce Einstein — best for enterprise Salesforce environments
3. Intercom Fin — best agent UX and response quality for modern teams
4. Forethought / Cresta / Ada — best for specialized AI support use cases

What to look for before choosing

Make sure the tool can:

• draft replies from ticket context
• suggest macros/templates based on intent
• ground answers in your help center/knowledge base
• support approval workflows
• provide admin controls and guardrails
• track adoption, resolution time, and quality
• work across your channels: email, chat, social, voice if needed

Short answer

If I had to pick one generic best choice for a large support center, I’d say Zendesk AI for most organizations.
If you’re in Salesforce, choose Einstein.
If you’re chat-first, look hard at Intercom Fin.

If you want, I can also give you a side-by-side comparison table of the top 5 tools by features, pricing style, and best use case.