Sendblox
B2B sales outreach platform with autonomous AI agents that research leads, draft personalized multi-channel outreach across email and SMS, check compliance before sending, and sync pipeline activity with HubSpot, Salesforce, Dynamics 365 and Airtable.
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Use cases
About Sendblox
Sendblox is listed in our sales & marketing category and is aimed at people who want a ready-to-use product. B2B sales outreach platform with autonomous AI agents that research leads, draft personalized multi-channel outreach across email and SMS, check compliance before sending, and sync pipeline activity with HubSpot, Salesforce, Dynamics 365 and Airtable. Pricing, as the maker states it: Free quota-limited starter tier; Starter $299/mo (£299/mo, 5,000 emails/mo, 3 seats); Growth $499/mo (10,000 emails/mo, 10 seats); Scale $999/mo (30,000 emails/mo, 25 seats); Enterprise custom. Maturity: Active. We last checked the official link on 2026-10-25.
Sendblox at a glance
- Category: Sales & marketing
- Built for: People and teams who want a ready-to-use AI product
- Pricing: Free quota-limited starter tier; Starter $299/mo (£299/mo, 5,000 emails/mo, 3 seats); Growth $499/mo (10,000 emails/mo, 10 seats); Scale $999/mo (30,000 emails/mo, 25 seats); Enterprise custom (as the maker states it)
- Official site: sendblox.ai
- Listed on AgentScout: Oct 25, 2026
Sendblox FAQ
What is Sendblox?
B2B sales outreach platform with autonomous AI agents that research leads, draft personalized multi-channel outreach across email and SMS, check compliance before sending, and sync pipeline activity with HubSpot, Salesforce, Dynamics 365 and Airtable.
How much does Sendblox cost?
Sendblox's pricing, as the maker states it: Free quota-limited starter tier; Starter $299/mo (£299/mo, 5,000 emails/mo, 3 seats); Growth $499/mo (10,000 emails/mo, 10 seats); Scale $999/mo (30,000 emails/mo, 25 seats); Enterprise custom. Check the official site for current plans.
What are alternatives to Sendblox?
Similar tools include AgentSDR, OpenOutreach, Artisan, SalesAPE, Clay and Needle.
Facts from our link-checked listing and the official site. See something wrong? Suggest an edit.
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Sendblox alternatives
Other sales & marketing tools in our directory. See all sales & marketing tools →
AgentSDR
Open-source AI SDR that runs email, LinkedIn and WhatsApp outreach and sorts replies in a built-in CRM.
OpenOutreach
Self-hosted AI agent for B2B lead generation that finds people matching your market, explains the fit and emails them from your mailbox.
Artisan
AI employees for sales, led by Ava, an outbound SDR agent that finds leads, writes emails and books meetings.
SalesAPE
Autonomous AI sales agent that qualifies inbound leads and books meetings around the clock.
Clay
Go-to-market data platform for enriching leads and running agentic research workflows and outreach plays.
Needle
Needle is an outbound engine built for AI agents to drive. You connect it to Claude, ChatGPT or Grok and describe who you want to reach in one prompt; it finds leads from LinkedIn, Instagram and Google Maps, enriches them with context for personal messages, and reaches out from your own connected accounts on whichever channel the lead uses, with sending limits built in. It works for sales, partnerships, hiring or fundraising outreach, and you can start for free.
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