TL;DR: Choose an AI email platform by the communication job, connected tools and review your team needs. Test a real message and its handoff before relying on automated actions.
Depending on the product, it may help organize a request, prepare a response and pass work to another person or connected system. Email automation can do more than suggest a reply.
This comparison covers five approaches. Sistava is our product and is included as an option. Check current features, permissions and pricing with each provider.
Start with the message and the outcome
A message may ask for a simple answer, need a person in another department or require a change in a customer record. Write down the trigger, the information needed and the result you expect. Specify which messages can be drafted automatically and which require a person to decide.
For a trial, use a representative request such as a customer asking about an order and an invoice. Check whether the tool distinguishes the two questions, finds approved information and prepares a useful handoff.
Lindy: connected assistant for office work
Lindy offers an AI employee for connected business work including inbox, calendar and operations tasks. It is a candidate when an owner wants to delegate recurring office work through an assistant.
Try a meeting follow-up based on approved notes and an existing email thread. Check supported accounts, how the assistant identifies the right recipient and what review is available before a message goes out. Include usage and setup in the cost comparison.

Zapier Agents: email within a broader workflow
Zapier Agents sits alongside Zapier’s automation platform and can use connected applications as tools. It is worth evaluating when email is one step in a process that also touches other systems your team uses.
Test an inquiry that needs a draft and a record update. Check how the agent is triggered, which app actions are supported and how failures reach an owner. Review agent and other automation charges under the current plan.
Front: shared customer conversations
Front offers a shared inbox and AI capabilities for customer conversations. It is relevant when several people already work together on an incoming support or account-management queue.
Ask the vendor to demonstrate how a message moves between the AI and a human teammate, including an exception the agent cannot resolve. Check which inboxes and channels are supported and how the final response is reviewed.

Salesforce Agentforce: work around CRM records
Salesforce positions Agentforce for agent-assisted work across its platform. A team already using Salesforce for service and customer records may want to evaluate how the available agent features fit its email process.
Use an existing test case and check the exact service, plan and permissions needed. See how the agent finds the correct customer record, handles an incomplete request and transfers a case to a person.
Sistava: role-based business communication
Sistava offers AI Employees for roles including sales, marketing, support and operations, with shared context and connected tools. It is an option for a team that wants to assign communication work as part of a broader business role.
Start with a draft follow-up from approved context. Specify the audience, the information the employee may use and who will review it. Confirm the available email connection and actions for your account before depending on the workflow.

Compare permissions and handoffs
Ask each vendor what the agent can read, what it can change and whether a person can review a draft before sending. A customer email may contain an unexpected instruction or a request outside your policy; the workflow needs a way to stop and ask an owner.
Check how the product handles several requests in one message, conflicting information and a failed connection. Review the destination system after the test to confirm what actually happened. A fluent reply alone does not establish that the rest of the work was completed.
Run a fair pilot
Give each candidate the same approved examples, including an ordinary question, an incomplete request and an exception. Compare accuracy, time to review, handoff quality and the cost at your expected volume. Check plan limits and the cost of connected tools.
Keep a person responsible for customer commitments and sensitive actions. Expand the workflow only after the team knows how to correct an error, remove access and handle an urgent message.
Explore an AI Employee for business communication. Begin with a clear assignment and review the result. Explore AI Employees.
