Alternatives to OpenAI in HubSpot CRM

Agentic GTM automation that runs your campaigns inside HubSpot, Salesforce, or Marketo.

AI voice, chat, and permit workflows built only for government resident services.

Autonomous AI marketing that drafts and runs your email, SMS, and WhatsApp campaigns before you ask.

Spark Mail is a cross-platform AI email client that sorts, summarizes, and drafts across Gmail, Outlook, Exchange, iCloud, Yahoo, and IMAP.

Missive + AI folds GPT-powered summarize, translate, and reply drafting into a shared team inbox for email, SMS, WhatsApp, and chat.

Folk is an AI-first CRM whose Assistants draft follow-ups, recap deals, and research accounts for you.

Shortwave is an AI email assistant for Gmail that triages, drafts, schedules, and searches your inbox with Claude 4.6 models.

folk is an AI CRM that scans your email and WhatsApp threads, flags quiet deals, and drafts the next reply in your tone.

Attio Sequences: signal-triggered email sequences built natively inside Attio's CRM, not bolted on top of it.

Custom-built CRM that replaces Salesforce and HubSpot per-seat subscriptions with a fixed yearly engagement

NOX is a macOS-only AI messaging inbox that unifies 10 chat platforms and drafts replies in your voice.

Free Chrome extension that drafts email replies, Excel formulas, code, and marketing copy on any site via ⌘+U.

Jetwriter AI is a personalized AI writing assistant extension that drafts email and message replies in your voice across Gmail, Slack, LinkedIn, and other

Air's Enterprise Readiness platform turns defense readiness data into a live Readiness Graph instead of slide decks.

Amplemarket is an AI sales copilot that turns buying signals into personalized multichannel outbound.

Agentic CRM platform uniting marketing, sales, service, content, data, and revenue on one Smart CRM.

Virtuous is an AI-assisted fundraising CRM for nonprofits, built around donor intelligence and gift-officer workflow.

Lemlist is an AI outbound platform running multichannel cold email, LinkedIn, call, WhatsApp and SMS sequences from one workspace.

Funnel Leasing is an AI front-office platform for multifamily operators, combining a renter-centric CRM, Fenix AI agents, and a resident portal on top of your

Closely automates LinkedIn and email outreach with AI personalization — and lets agencies resell the whole platform under their own brand.

Automotive AI operating system that unifies sales, service, marketing, and merchandising for dealerships and OEMs.

Salesforce's AI layer on Customer 360 — Agentforce agents that work on the same customer records your staff use.

AI that qualifies B2B leads and books meetings automatically.

Multichannel sales engagement with AI SDR Jason and outbound you can trigger from Claude, Codex, or Cursor via MCP.

Snov.io is an AI lead generation and multichannel outreach platform that combines a B2B database, email finder, verification, and email plus LinkedIn drip

WorksBuddy bundles CRM, projects, e-signature, invoicing, and workflow automation into one AI agent suite on a single login and shared credit wallet.

Pally is a text-based AI assistant on iMessage, RCS, and Telegram that closes the loose threads buried across your other apps.

Email-based AI reading companion that summarizes articles, YouTube videos, and PDFs — no signup required.

Flow AI runs LinkedIn outreach on autopilot with Agent Maya and a 300M+ lead database — no Sales Navigator required.

Gro runs AI sales agents on LinkedIn outbound at L1-L5 autonomy with outcome-based pricing for lean B2B teams.