8 Best AI SDR & Sales Agents in 2025
By Alex • Updated Apr 1, 2025
AI SDR & Sales Agents automate prospecting and lead qualification tasks, helping sales teams connect faster with prospects and close more deals.
After extensively testing 12 different options, I've selected the top 8 you should check out.
Best AI SDR & Sales Agents
- Alice by 11x
- Agent Frank by Salesforge
- Bosh by Relevance AI
- Jason by Reply.io
- Jazon by Lyzr
- Ava by Artisan
- AiSDR
- Regie.ai
What Makes a Great AI SDR & Sales Agent
- Personalization power: These AI assistants can tailor messages based on prospect data and behavior. They analyze past interactions to create customized outreach that feels human-written.
- Persistent follow-up: They never forget to circle back with leads who didn't respond initially. They track each prospect's status and send follow-ups at optimal times without being pushy.
- Data analysis: They process large volumes of customer data quickly to spot patterns humans might miss. They transform this information into actionable insights that help close more deals.
- Adaptability: They adjust their approach based on how prospects respond to messages. They can switch tactics mid-conversation when they detect changing signals from potential customers.
- Lead qualification: They evaluate prospects using specific criteria to identify the most promising opportunities. They score leads based on likelihood to convert, helping me focus on high-potential deals.
With these qualities in mind, let's deep dive into the top 7 AI SDR & Sales Agents available in 2025.
1. Alice by 11x
Alice is an AI-powered Sales Development Representative that automates the entire sales process from lead identification to meeting scheduling while operating 24/7.
Key Features
- Autonomous prospecting: Alice identifies perfect-fit prospects by filtering millions of data signals across multiple channels to surface ideal opportunities
- Smart personalization: Alice crafts tailored outreach based on prospect data, company events, and engagement patterns for more effective conversations
- Multi-channel engagement: Alice communicates with potential buyers across email, LinkedIn, and calls, executing follow-through from initial contact to booked meetings
- Self-learning system: Alice analyzes billions of data points to continuously improve from every interaction, adapting strategies based on what works
My Take
Alice stands out from other AI SDRs with its truly autonomous operation that requires minimal oversight while delivering surprisingly human-like interactions. The quality of its personalized outreach and consistent follow-up sequences impressed me, especially how it adapts messaging based on prospect responses and engagement signals.
2. Agent Frank by Salesforge
Agent Frank is an AI-powered Sales Development Representative that automates outbound sales processes from lead generation to meeting booking while operating within the Salesforge ecosystem.
Key Features
- Autonomy options: Choose between Auto-Pilot mode for full automation or Co-Pilot mode if you prefer reviewing messages before sending
- 24/7 operation: The AI agent works around the clock to find leads, process contacts, and reach out to prospects based on your criteria
- Full customization: Adjust Frank's tone across 9 different tonalities to match your brand voice and customize the products he's selling
- Personalized outreach: Frank personalizes messages using prospect's website, blog posts, or LinkedIn content to create more relevant communications
My Take
I found Agent Frank's ability to operate fully autonomously while still maintaining high-quality personalization to be impressive compared to other AI SDRs. The seamless integration with Salesforge's other tools creates a cohesive experience that eliminates the need for multiple disconnected sales technologies.
3. Bosh by Relevance AI
Bosh is an AI sales agent that automates both inbound and outbound lead engagement while integrating with existing sales tech stacks.
Key Features
- Instant Responses: Replies to emails within minutes, handles objections, and maintains two-way conversations 24/7
- Deep Research: Investigates prospects through LinkedIn, Google, company websites, and business registries to personalize every interaction
- Automated Scheduling: Books meetings on autopilot by checking calendars, suggesting time slots, and sending invites
- Handoff Management: Creates detailed notes for sales reps and updates CRM data automatically when transferring qualified leads
My Take
The way Bosh handles complex conversations feels remarkably natural, unlike other AI agents that struggle with follow-up exchanges. I noticed deals moving through the pipeline significantly faster with the AI handling routine communications while keeping everything perfectly documented.
4. Jason by Reply.io
Jason by Reply.io is an AI-powered Sales Development Representative that automates the entire sales outreach process from lead generation to meeting bookings.
Key Features
- Lead Generation: Jason identifies ideal customers using a database of over 1 billion B2B contacts, creating perfectly targeted prospect lists
- Smart Personalization: The AI crafts highly tailored messages for each prospect across multiple channels including email, LinkedIn, and SMS
- Rapid Response: Jason handles prospect replies and objections automatically in just 3 seconds, maintaining conversations that feel surprisingly human
- Multi-Channel Campaigns: The tool creates and manages complex, connected outreach sequences across email, LinkedIn, phone, and SMS platforms
My Take
Jason stands out because it genuinely behaves like your top SDR having their best day, not just another automation tool. I was impressed by how it follows your exact guidance and messaging strategy while still adapting to each prospect's unique context.
5. Jazon by Lyzr
Jazon by Lyzr is an autonomous AI Sales Development Representative that researches prospects, handles outreach, and books meetings without human involvement.
Key Features
- Complete automation: Researches prospects across LinkedIn and web platforms, crafts personalized emails, and follows up automatically
- Private deployment: Runs on your own cloud server, keeping all sales data and prospect information secure within your environment
- Human-like writing: Uses proprietary Email Optimized Language Model for creating engaging messages with emotional depth and context
- Multi-channel outreach: Engages prospects via email, LinkedIn, WhatsApp, and voice calls to maximize response rates
My Take
Jazon's ability to handle complex prospect objections while maintaining surprisingly natural conversations sets it apart from other AI SDRs I've tested. The autonomous nature feels liberating as it genuinely takes over the entire outreach process, allowing sales teams to focus exclusively on closing deals.
6. Ava by Artisan
Ava is an AI sales agent that automates the entire outbound demand generation process within Artisan's all-in-one sales platform.
Key Features
- Data Mining: Collects extensive data on prospects including technographic, firmographic, demographic, and intent data to identify ideal buyers
- Multi-channel Outreach: Automates personalized messaging across both email and LinkedIn to boost conversion rates without requiring separate tools
- Email Deliverability: Manages email warmup, monitors mailbox health, and adjusts sending limits to ensure messages reach inboxes instead of spam folders
- Self-optimization: Learns from campaign performance and refines its messaging style based on response rates and coaching points
My Take
Ava stands out from other AI SDRs by eliminating the need for multiple tool integrations while delivering genuinely personalized outreach that doesn't feel robotic. The personalization waterfall system produces remarkably relevant messages that get better responses than template-based approaches I've seen from competing tools.
7. AiSDR
AiSDR is an AI-powered sales assistant that automates prospecting, personalized outreach, and follow-ups across multiple communication channels to replace traditional SDR functions.
Key Features
- Omnichannel outreach: Automatically engages prospects through email, LinkedIn, and text messages for comprehensive coverage
- Rapid response: Follows up with engaged leads within 5–10 minutes, ensuring no opportunity is missed due to timing delays
- Intelligent personalization: Creates highly tailored messages by analyzing contact information, LinkedIn activity, CRM data, and social media engagement
- Account-based targeting: Identifies companies matching your ideal customer profile from its 700M+ leads database and researches them thoroughly
My Take
The personalization capabilities genuinely impressed me, with messages that feel remarkably human-written and relevant to each prospect's specific context. The platform's ability to manage multiple mailboxes simultaneously while maintaining consistent follow-ups freed up significant time I could redirect to closing deals.
8. Regie.ai
Regie.ai is an AI-native sales engagement platform that automates prospecting tasks across email, phone, and social channels.
Key Features
- AI Agents: Autonomously handle prospecting from lead discovery to personalized outreach, freeing up reps for relationship building
- Parallel Dialer: Calls up to 9 lines simultaneously with personalized scripts and voicemail drops in your rep's voice
- Dynamic Prioritization: Uses intent signals and engagement data to determine optimal next actions and highlight high-potential leads
- Unified Workflow: Combines human expertise and AI automation in a single interface, eliminating the need to switch between tools
My Take
The combination of AI-driven automation and human touch points makes Regie.ai stand out in a crowded field of sales tools. The time saved on personalization and prospecting translates to more meaningful conversations and better results.
Frequently Asked Questions
What are AI SDR agents?
AI SDR agents are virtual sales development representatives that use artificial intelligence to automate sales tasks. They can handle prospecting, lead qualification, and engagement at scale without heavy lifting.
How do AI SDR agents work?
AI SDR agents use conversational AI to understand context, adapt communications, and learn from interactions with prospects. They can send personalized messages across multiple channels and book meetings automatically while integrating with your existing CRM system.
What tasks can AI SDR agents handle?
AI SDR agents can manage automated outreach, lead qualification, appointment scheduling, and data enrichment in your CRM. They work around the clock to follow up with leads instantly and maintain consistent engagement with prospects.
Are AI SDR agents better than human SDRs?
AI SDR agents complement human sales teams by handling repetitive tasks so reps can focus on relationship building. They don't get tired, can work 24/7, and eliminate the challenges of high turnover common with human SDR positions.
Will AI SDR agents replace human sales reps?
No, selling will always involve real relationships between real people. AI SDR agents take on time-consuming tasks that don't require human oversight, allowing sales reps to focus on strategic activities like deal negotiations.
How do I implement AI SDR agents in my sales process?
Start with a crawl-walk-run approach by testing the AI on specific tasks like follow-ups or event outreach. Once proven reliable, expand its role to qualifying leads and booking meetings, then gradually let it handle the full scope of SDR responsibilities.