Agent-readiness
auth.md
MCP server
llms.txt
OpenAPI
Auth: api_key
Rankings
Overview
Instantly is an all-in-one outbound GTM platform for finding B2B leads, warming and rotating inboxes, automating cold email campaigns, and managing replies with AI.
Best for: B2B sales teams, lead-gen agencies, founders, freelancers, and SDR/BDR teams running scalable cold email outreach with many mailboxes and a need for built-in lead data and deliverability controls.
Pricing
Outreach Growth
$47/mo
Outreach Hypergrowth
$97/mo
Outreach Light Speed
$358/mo
Outreach Enterprise
Custom
Instantly Credits Growth
$47/mo
Bundles Starter
$94/mo
Features
- Cold email campaign sequencing and automation
- Unlimited connected email accounts
- Unlimited email warmup
- Unibox for managing replies across accounts
- AI Sales Agent and AI Reply Agent
- 450M+ B2B lead database
- Email verification and waterfall work email enrichment
- Inbox placement testing and deliverability monitoring
- A/Z testing, advanced scheduling, campaign analytics, global block list, bounce detection
- API v2, webhooks, and OAuth/developer docs
Pros
- Strong value for teams scaling many sending inboxes because Outreach plans include unlimited email accounts and warmup
- Combines prospect database, enrichment, verification, sequencing, reply management, and AI agents in one platform
- Good automation surface via API v2, webhooks, Zapier, Make, n8n, and CRM sync options
- Higher tiers support serious outbound volume with 100k-500k+ monthly email limits
Cons
- Pricing can become confusing because Outreach, Credits/Leads, Bundles, and VIP services are priced separately
- Entry Outreach Growth plan is capped at 1,000 uploaded contacts and 5,000 emails/month despite unlimited accounts
- Native CRM sync can be limited; bidirectional CRM workflows may require OutboundSync, Zapier, Make, or custom API work
- Cold email deliverability still depends on domain setup, inbox quality, list hygiene, ramping, and monitoring, not just the tool