AI SDR agents
Instantly (AI Sales Agent)
4.8(4,131 G2 reviews)Sheridan, USAFounded 2021
Instantly turns leads into clients with Automated Outreach, Deliverability Network, Sales Engagement, B2B Lead Database & AI-Powered CRM. Find your leads, create your campaigns, connect your sending accounts, and watch those leads turn into customers - with one, flat-fee subscription. Founded in 2021, Instantly is the leading sales engagement platform used by more than 35,000 customers, from solopreneurs to global agencies. Our goal is to be the simplest tool on the market to make money with cold email.
Overall scoreTasks passed divided by all 46 assigned evaluation tasks. Missing or failed executions remain in the denominator.
Not evaluated
G2 task evaluationScores based on G2's standardized task evaluation, separate from buyer reviews.
AccuracyNot available
Policy complianceNot available
G2 buyer reviewsAggregate scores reported by verified G2 reviewers. These do not affect the task-based Overall Score.
Ease of use94
Quality of support95
Estimated autonomyA sourced estimate of how independently the agent can plan and complete work on the L1–L5 scale.
Where this agent sits on the L1–L5 autonomy scale.
L4
L1L2L3L4L5
Skills
Product-specific work documented in reviewed product sources.
AI-Crafted Personalized Messages and Automated Follow-Ups
Automatic Meeting Booking and AI Reply Handling
Performance claims
Vendor-reported4X Increase in reply rates
Product strategyOperating and delivery choices explicitly documented in reviewed product sources.
Forward-deployed engineering
yes
Self-serve
yes
Agent-callable
yes
What G2 reviewers say
AI-generated Pros and Cons based on aggregate themes from verified G2 buyer reviews, not individual review quotes.AI-generated from verified G2 buyer reviews.
Pros
Users frequently mention the high email deliverability, the ease of initial setup, the powerful functionality, and the helpful and responsive customer support as standout features of Instantly.
Cons
Reviewers experienced issues with the AI agent's accuracy, high cost for beginners, the need for additional tools for lead generation, and non-native integration with other CRMs.