Automate your business calls, reservations, and waitlists with an AI agent that speaks 76 languages and integrates with your POS to capture every customer win.
NatterGPT
Automate outbound and inbound business calls with an AI assistant that navigates phone menus, records conversations, and delivers detailed lead qualification reports.

About NatterGPT
NatterGPT is an AI-driven executive assistant platform specifically engineered to manage business-related phone communications. Formerly known as Gnbly, the tool bridges the gap between digital automation and traditional telephony by handling both inbound and outbound calls autonomously. It distinguishes itself by its ability to interact with Interactive Voice Response (IVR) systems, effectively pressing buttons and navigating through complex phone menus to reach a human or a specific extension. Once a call is established, the AI communicates naturally, following set scripts or prompt templates to gather information or provide updates. The platform provides a comprehensive suite of features aimed at streamlining call workflows. For outbound operations, users can import a lead list, allowing the system to dial numbers sequentially and report back with detailed summaries. During these interactions, NatterGPT can record the conversation and generate lead qualification reports, providing immediate feedback on the success of the call. A critical operational feature is its scalability; the system is capable of handling over 1,000 calls per hour, making it suitable for high-volume crisis management or large-scale notification campaigns. Ideally suited for real estate professionals, sales teams, and customer service departments, NatterGPT eliminates the time-consuming nature of manual dialing. Real estate agents can use it to follow up with dozens of tenants or leads in minutes, while businesses can automate delivery reminders or basic customer support queries. Higher-tier plans also allow for human intervention, where the AI can seamlessly transfer a call to a live representative if the situation requires human expertise, ensuring that complex inquiries are always handled appropriately. What sets NatterGPT apart from standard automated dialers is its deep integration of generative AI to understand and respond to dynamic conversation flows. Unlike simple robotic recordings, this tool acts as a functional executive assistant capable of lead qualification and intelligent reporting. It offers a structured path from hobbyist use to enterprise-level support dispatching, allowing businesses to scale their communication efforts without proportional increases in staffing costs.
NatterGPT pros & cons
Pros
- Supports high-volume operations with the ability to handle over 1,000 calls per hour.
- Capable of navigating complex automated phone menus (IVR) and pressing keypad buttons.
- Provides automated call summaries and lead qualification reports for every interaction.
- Allows for seamless transitions from AI to human agents during live calls on higher plans.
Cons
- No free trial is available, requiring a $3 payment even for initial testing.
- Inbound call handling and sales support modes are restricted to the most expensive Business plan.
- Overage charges for extra minutes can be as high as $0.60 per minute on the entry-level plan.
NatterGPT use cases
- Real estate agents can automate follow-up calls to hundreds of leads or tenants, reducing a full day of manual dialing to a few minutes.
- Crisis management teams can scale outbound communication to handle over 1,000 calls per hour during emergency events.
- Customer service managers can deploy the AI to handle delivery reminders and basic follow-ups with automated lead reports.
- Sales teams can use the Business plan to manage incoming inquiries and qualify leads before transferring them to live representatives.
NatterGPT features
- call recording
- inbound call handling
- ivr navigation
- call summaries
- live call transfer
- custom phone numbers
- lead qualification reports
- outbound bulk dialing
NatterGPT pricing
Is NatterGPT free? No, NatterGPT doesn't offer a free plan; pricing starts at $3 / every 2 days.
Trial
$3 / every 2 days
- 5 min soft cap
- Test AI agent capabilities
Hobby
$49 / month
- Custom phone number
- 120 min of phone calls
- Navigate phone menu (IVR)
- Free job prompt templates
- Free call summaries
- Basic community support
Pro
$200 / month
- Everything in Hobby
- 10 hours of phone calls
- Call Recording
- Preset call scripts
- Human call transfer
- Email support (3-day turnaround)
Business
$2,000 / month
- Everything in Pro
- 100 hours of phone calls
- Handle incoming calls
- Sales/Support inbound mode
- Lead qualification reports
- Phone support for emergencies
NatterGPT FAQs
Why does NatterGPT not offer a free trial?
The project is currently bootstrapped and operates with a limited budget that prevents offering free services. Instead, a $3 trial is available for two days to allow users to test the system's functionality.
Can the AI navigate automated phone menus?
Yes, NatterGPT can navigate through IVR systems by pressing buttons as necessary during a call. This allows it to reach specific departments or extensions without human intervention.
Is it possible for the AI to transfer a call to a human?
The Pro and Business plans include a feature that allows the AI agent to transfer the call to a human representative in the middle of a conversation. This is ideal for handling complex inquiries that require live staff.
What happens if I exceed my monthly minute limit?
Extra phone calls are billed at a per-minute rate depending on your plan. These rates range from $0.60 per minute on the Hobby plan to $0.35 per minute on the Business plan.
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