AI Agent Index
Sponsored
HubSpot Sales Hub logo
HubSpot Sales HubWhy pay more? Get AI-powered sales agents with a CRM included for free.
Free tier availableStart Free
ByHeather MacAvelia·Last verified Jun 28, 2026
FeaturedSponsored placement. Editorial score is independent.

Autonomous AI-Driven Outbound Prospecting

Reads your website, finds prospects from 450M+ contacts, writes personalised emails, and handles replies. From $47/mo.

Start Free
Instantly AI Sales Agent logo

Instantly AI Sales Agent

4.5/ 5

by Instantly

FeaturedMCPIndependently Reviewed
Visit instantly.ai Affiliate link. We may earn a commission at no cost to you.

Fully autonomous outbound sales agent: reads your website, identifies your ICP, finds prospects from 450M+ contacts, writes personalized emails, handles replies. Outreach from $47/mo, Credits from $47/mo.

From

$47

freemium

GitHub

Stars

G2

4.8 / 5

4,122 reviews ↗

MCP

⚡ Yes

Compatible

The Instantly AI Sales Agent is a fully autonomous outbound agent built on the Instantly.ai platform. It is the lowest-configuration outbound agent in the category: drop in your website URL and the agent reads your site, understands your product, and identifies your ICP. It then searches the 450M+ B2B contact database for matched prospects, crafts personalized outreach emails for each lead, and begins sending within 15 minutes. No forms, configuration calls, or manual ICP definition required. Autonomous execution covers the complete outbound loop without per-step human approval after initialization. Prospect identification pulls matched contacts from the 450M+ database using AI-interpreted ICP signals. Lead enrichment adds verified contact data, firmographics, and buying intent signals to each record before outreach begins. Email writing generates tailored messages per prospect using company research rather than generic templates. The AI Email Writer Agent and access to 5 major LLMs (OpenAI, Anthropic, and others) with BYOK support power the personalization layer. Sending infrastructure uses Instantly's deliverability layer including domain warmup, inbox rotation, and SISR (Server and IP Sharding and Rotation) to protect sender reputation at scale. The AI Reply Agent classifies 100% of inbound replies by intent: interested, not interested, out of office, and referral. Each classification triggers the correct follow-up path automatically. Follow-up sequencing continues until a meeting is booked or the prospect is disqualified. Meeting booking integrates with the rep's calendar so qualified prospects land directly into the schedule without manual coordination. AI Workflows automate lead routing, tagging, and next-step campaign triggers. When a lead visits your site, replies, or books a meeting, Instantly automatically routes them, tags them, and triggers follow-up campaigns without manual setup. The Instantly Web Researcher Agent generates prospect research automatically before outreach begins. Integration depth connects the autonomous agent to existing CRM and workflow infrastructure. HubSpot and Salesforce integrations sync contact data and log outreach activity bidirectionally. API and webhook access (Hypergrowth plan, $97/month, and above) enable custom integrations for lead routing, pipeline triggering, and reporting. The Instantly MCP Server (launched February 2026) connects Claude, Cursor, and other AI assistants directly to the platform for natural language campaign analysis, lead management, and performance review. Zapier integration extends connectivity to 6,000+ additional tools for teams needing custom handoff workflows between the sales agent and downstream systems. Pricing is split across three separate product subscriptions. Outreach (sending infrastructure): Growth at $47/month covers 1,000 uploaded contacts and 5,000 emails per month with unlimited accounts and warmup. Hypergrowth at $97/month covers 25,000 contacts and 100,000 emails with API and webhook access. Light Speed at $358/month covers 100,000 contacts and 500,000 emails with the SISR system. Instantly Credits (lead database): Growth at $47/month provides 1,500 to 2,000 credits per month with access to the 450M+ database, 13 filters, waterfall enrichment with 5+ providers, and the Web Researcher Agent. Supersonic at $97/month provides 5,000 to 7,500 credits. Hyper Credits starts from $197/month with 10,000 to 200,000 credits. Enterprise is custom on both products. A VIP managed services tier provides AI Sales Agent setup, campaign launch, a dedicated account manager, shared Slack channel, and dedicated GTM engineer at custom pricing. Running the full autonomous stack requires both an Outreach subscription and a Credits subscription, so the functional entry point is $94/month (Growth Outreach plus Growth Credits), not $47. The Instantly AI Sales Agent is not the right fit for multichannel outbound or teams needing LinkedIn, calling, or SMS as part of the autonomous sequence. 11x Alice and Artisan Ava are purpose-built AI SDR agents with dedicated personas, multichannel outreach, and human-in-the-loop review built into the product architecture. lemlist at $87/user/month (Multichannel annual) provides autonomous email sequencing plus LinkedIn, SMS, WhatsApp, and calling in a configured sequence builder. Clay serves teams that want full control over enrichment waterfall logic, data source selection, and prompt engineering for personalization rather than a zero-configuration agent. Current state Q3 2026: The AI Sales Agent is the flagship autonomous product built on Instantly's core infrastructure. SOC 2 Type II and GDPR certifications were confirmed in the prior audit; the trust page at trust.instantly.ai is currently unavailable and /security returns 404, so re-verification was not possible this cycle. The Instantly MCP Server is live, enabling direct AI assistant access to campaign data. New capabilities include AI Workflows for automated lead routing and campaign triggering, the Instantly Web Researcher Agent, AI Email Writer Agent, access to 5 major LLMs with BYOK support, 100+ community AI templates, and the VIP managed services tier. G2 reviewers rate the Instantly platform 4.8 out of 5 across 4,122 reviews.

Pricing

freemium · $47

View pricing ↗

Segment

b2b

Setup

easy

Verified

Jun 28, 2026

Transparency

Public

Contract

Monthly or Annual

Data training

Not Disclosed

Autonomy

Human Optional

Capabilities

lead-generationoutbound-automationemail-optimisationpersonalisationintent-detectionschedulingcrm-syncautonomous

Pros & Limitations

Editorial assessment

Pros

  • Reads your website and autonomously identifies your ICP without manual configuration. Genuinely zero-setup outbound that sends within 15 minutes of adding your URL, the lowest time-to-first-email in the category.
  • Full autonomous loop covers prospect finding, personalized email writing, sending with deliverability infrastructure, reply classification, and follow-up sequencing with no per-step human approval required.
  • 450M+ verified B2B contacts with AI-powered natural language search removes the need for a separate prospecting tool. Describe your ICP in plain English and the agent builds the list autonomously.

Limitations

  • Email-only channel: no LinkedIn automation or calling natively, limiting reach for buyers who do not respond to cold email. Adding multichannel requires a separate tool like lemlist or 11x Alice.
  • Full platform cost is significantly above the entry price. Outreach and Credits are priced as separate subscriptions, so the functional full-stack entry is $94/month (Growth Outreach plus Growth Credits), not $47.
  • Credits expire monthly with no rollover: unused lead database credits are lost each billing cycle, creating pressure to source leads continuously whether or not campaigns are ready.

Technical Details

Deployment
cloud
Model architectureProprietary LLM
Avg setup timeUnder 15 minutes (drop in your website URL, agent reads your site and begins sending autonomously)
Autonomous rateFull outbound loop runs autonomously: prospect finding, email writing, sending, reply classification, and follow-up sequencing require no per-step human approval once the agent is initialised. The AI Reply Agent handles 100% of reply triage without human intervention.
MCP compatibleYes
Integrations
HubSpotSalesforceZapierMakeWebhooks
Security
SOC 2 Type IIGDPR

Similar agents

Rating

4.5/ 5

Editorial score

How we score this →

Score breakdown

AutCap 5 · IntDepth 3 · PriceTrans 5 · IndEvid 5 · SetupAcc 5 = 4.50

Industries

B2BSaaSAgenciesEnterpriseSMBStartups

Leave a review

Never displayed publicly.

Agent Stacks

See workflow stacks that feature Instantly AI Sales Agent.

Compare

Related Content

Is this your tool?

Claim this listing for free to verify your details. Upgrade to Vendor Managed for priority verification and homepage placement.

Claim listing →

Free · Every Two Weeks

AI Agent Price & Rating Tracker

Price changes, new agent launches, acquisitions, and rating updates across 330+ AI agents, verified against live vendor data every 14 days.

No spam. Unsubscribe anytime. We never share your email.