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Solda AI provides AI voice agents for fully automated sales departments, handling outbound cold calls, inbound support, and lead qualification. The platform claims real-time CRM integration and multi-language capability, positioning itself in the emerging services-as-software market for sales automation.

Dule.ai is a web-based AI scheduling platform offering free access with cross-timezone support and Google Calendar integration. The platform surfaces AI activity visibly in user workflows and supports multi-party scheduling scenarios. All feature claims are vendor-sourced from the official website.

Serif is an AI email agent designed for small and mid-sized businesses that handle customer service through shared inboxes. It connects to Gmail or Outlook via official APIs, reads incoming messages, writes replies in brand voice, and autonomously completes follow-through actions including scheduling meetings, requesting documents, and processing refunds. Flat pricing starts free with paid tiers from $30 to $200 per month.

SendHQ is an email API and shared workspace for developers and AI agents. It provides accounts, domains, and identities for sending, receiving, and managing transactional, inbound, agent, and outbound email from one platform. Pricing starts at $9/month for Starter Transactional and $19/month for Starter Marketing, with Scale at $39/month.