Transport — Messaging channels # Email (SMTP/IMAP) Human-facing chat and mail channels agents speak. The oldest interoperable messaging transport — agents get an address, parse threads, and reply over SMTP/IMAP. [agentmail.to ↗](https://agentmail.to/) MIX ## Who speaks it - 08[AI employees](https://www.agentlist.io/categories/digital-employee) - 04[agent services](https://www.agentlist.io/categories/agent-services) - 02[research agents](https://www.agentlist.io/categories/research-agent) - 01[computer-use agents](https://www.agentlist.io/categories/computer-use) BY ## Vendors (14) - [11x](https://www.agentlist.io/ai/11x) - [AgentCard](https://www.agentlist.io/ai/agentcard) - [AgentMail](https://www.agentlist.io/ai/agentmail) - [Arcade](https://www.agentlist.io/ai/arcade) - [Artisan](https://www.agentlist.io/ai/artisan) - [Composio](https://www.agentlist.io/ai/composio) - [Decagon](https://www.agentlist.io/ai/decagon) - [Google](https://www.agentlist.io/ai/google) - [Intercom](https://www.agentlist.io/ai/intercom) - [Juicebox](https://www.agentlist.io/ai/juicebox) - [Lindy](https://www.agentlist.io/ai/lindy) - [OpenAI](https://www.agentlist.io/ai/openai) - [Qualified](https://www.agentlist.io/ai/qualified) - [Sierra](https://www.agentlist.io/ai/sierra) MATRIX ## Agents on this wire (15) [Alice 11x · digital-employee chat/api · cloud · Enterprise contracts (quote-based); reported in the ~$5k/mo range historically — verify](https://www.agentlist.io/systems/alice) [Ava Artisan · digital-employee chat/api · cloud · Quote-based annual contracts; reported from ~$2.4k/mo — verify](https://www.agentlist.io/systems/ava) [Piper Qualified · digital-employee chat/api · cloud · Enterprise (quote-based); bundled with Qualified pipeline platform](https://www.agentlist.io/systems/piper) [Sierra Sierra · digital-employee chat/voice/api · cloud · Outcome-based (per resolved conversation); enterprise contracts](https://www.agentlist.io/systems/sierra) [Decagon Decagon · digital-employee chat/voice/api · cloud · Enterprise; per-resolution or per-conversation pricing — quote-based](https://www.agentlist.io/systems/decagon) [Fin Intercom · digital-employee chat/api · cloud · $0.99 per resolution; bundled allowances inside Intercom seats](https://www.agentlist.io/systems/fin) [Lindy Lindy · digital-employee chat/api · cloud · Free tier; Pro from ~$49/mo — credit-based, higher tiers scale on tasks](https://www.agentlist.io/systems/lindy) [Juicebox (PeopleGPT) Juicebox · digital-employee chat/api · cloud · Free tier; paid per-seat plans — verify current tiers](https://www.agentlist.io/systems/juicebox) [ChatGPT Agent OpenAI · computer-use chat/browser · cloud · Included in ChatGPT Plus/Pro/Business; task quotas by tier](https://www.agentlist.io/systems/chatgpt-agent) [ChatGPT Deep Research OpenAI · research-agent chat/api · cloud · Included in ChatGPT tiers (query limits vary); API via deep-research models](https://www.agentlist.io/systems/deep-research) [Gemini Deep Research Google · research-agent chat/api · cloud · Included in Google AI Pro/Ultra](https://www.agentlist.io/systems/gemini-deep-research) [AgentMail AgentMail · agent-services api · cloud · Free tier; usage-based (verify)](https://www.agentlist.io/systems/agentmail) Extended matrix — 3 more 80/20 preview TABLE ## Transport table | Agent | Vendor | Category | | --- | --- | --- | | AliceAlice is 11x's AI SDR: she researches accounts, writes outbound sequences across email and LinkedIn, and books meetings — with sibling agent Julian handling inbound phone calls. | 11x | digital-employee | | AvaAva is Artisan's AI BDR: she mines a large contact database, personalizes outbound at scale, and manages replies through to booked meetings. | Artisan | digital-employee | | PiperPiper is Qualified's inbound AI SDR: she greets and qualifies website visitors in chat, works target accounts, and routes or books meetings against your CRM. | Qualified | digital-employee | | SierraSierra is the customer-service AI employee for large consumer brands: it resolves support conversations across chat and voice, takes actions in business systems, and bills on outcomes. | Sierra | digital-employee | | DecagonDecagon builds autonomous customer-support agents that resolve chats, emails, and calls for mid-market and enterprise brands, with engineering-grade tooling for the ops team behind them. | Decagon | digital-employee | | FinFin is Intercom's AI support agent: it answers customer questions from your help content, resolves conversations end-to-end, and charges only when it resolves. | Intercom | digital-employee | | LindyLindy is the build-your-own-employee platform: no-code agents that handle email triage, scheduling, meeting notes, CRM updates, and custom back-office workflows. | Lindy | digital-employee | | Juicebox (PeopleGPT)Juicebox (PeopleGPT) is the recruiting AI employee: it searches candidate pools in natural language, runs outbound outreach, and ranks talent against your rubric. | Juicebox | digital-employee | | ChatGPT AgentChatGPT Agent is OpenAI's hosted computer-use mode — the Operator lineage: it spins up a managed browser, works through multi-step web tasks, and can take actions after confirmation. | OpenAI | computer-use | | ChatGPT Deep ResearchChatGPT Deep Research is OpenAI's research-agent mode: a prompt becomes a 5–30 minute browsing run that returns a cited report — now also reachable via API as a deep-research model. | OpenAI | research-agent | | Gemini Deep ResearchGemini Deep Research is Google's research-agent mode: it plans a multi-step search, fans out across the web, and delivers a structured report — with tight integration into Workspace docs and Drive. | Google | research-agent | | AgentMailAgentMail is email infrastructure for agents — API-created inboxes, sending, and parsing that give an agent a durable, interoperable address for agent-to-agent and agent-to-human communication. | AgentMail | agent-services | KIND ## More messaging channels - [Discord](https://www.agentlist.io/transports/discord) - [iMessage](https://www.agentlist.io/transports/imessage) - [Signal](https://www.agentlist.io/transports/signal) - [Slack](https://www.agentlist.io/transports/slack) - [Telegram](https://www.agentlist.io/transports/telegram) - [WhatsApp](https://www.agentlist.io/transports/whatsapp) --- Source: [Email (SMTP/IMAP) — agent transport | agentlist.io](https://www.agentlist.io/transports/email). 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