✦FISTAI VOICE 2.0 • REAL-TIME IN-BROWSER & SIP CALLING

AI Calling Agents That Sound Human,
Book Appointments and Scale Revenue.

Deploy enterprise-grade autonomous voice agents with ultra-low latency (<500ms). Switch seamlessly between AI and human reps with warm call transfers, book calendar slots directly on Google Meet, and execute high-volume outbound campaigns with enterprise SIP telephony.

⚡<500ms Audio Latency
•
🔄Warm Call Transfer
•
📅Instant Google Meet Booking
•
📞Enterprise Carrier SIP & Web SDK
✦IN-BROWSER VOICE CALLING

Experience Real-Time Voice Calling

Talk directly to our AI voice agent through your microphone or watch simulated call transfers and appointment bookings.

Choose Voice Agent:
STANDBY (READY)
AI Agent: Anya (Hinglish)Zero Telephony Setup • In-Browser Headless Web Audio
⚡ Sub-500ms TTFA|16kHz PCM
Ready to test in-browser AI voice calling. Click 'Talk to AI Voice Agent' to speak with Anya in real time.
Want this floating call button on your site?Get 1-Line Embed Widget
✦CALLING AGENT CAPABILITIES

Everything You Need to Run an AI Call Center

From seamless call transfers and appointment booking to high-volume batch campaigns and post-call analytics.

BUILD ARCHITECTURE

Design Human-Sounding Conversational Logic

Equip your AI voice agent with tools to take action, query proprietary knowledge, and route phone calls dynamically.

🔄

Call Transfer

Switch between human and AI

Warm escalation when complex questions or sensitive escalations arise. The AI whispers context and caller history to your live human agent before bridging the audio line.

📅

Book Appointments

Check availability and book

Direct integration with Google Calendar, Google Meet, and Outlook. The agent verifies free time slots during speech and locks in meetings with calendar invites sent in real-time.

🧠

Curated Knowledge Base

AI uses verified business rules

Directly enter and curate your company FAQs, business guidelines, pricing, and qualification rules. Answers are 100% accurate, verified, and zero-hallucination.

PILLAR 1: BUILD

Agent Logic & Tools

Autonomous conversational workflows equipped with deep business capabilities.

🔄

Call Transfer

Switch between human and AI with warm contextual briefing.

📅

Book Appointments

Real-time Google Calendar and Meet availability check.

🧠

Curated Knowledge Base

Ground voice answers in your manually structured FAQs & rules.

PILLAR 2: DEPLOY

Telecom & Web SDK

Carrier-grade SIP trunking and direct in-browser voice streaming.

🚀

Batch Call Campaigns

Run high-volume outbound campaigns with rate limits & retries.

🌐

Enterprise SIP Trunking

Connect your existing PBX and DID phone lines with zero friction.

🎙️

Direct In-Browser Voice

Embed real-time voice calling into any website with 1 line of JS.

PILLAR 3: MONITOR

QA & Telemetry

Continuous intelligence, compliance auditing, and conversion tracking.

📊

Post Call Analysis

Uncover what's working with instant transcripts and action items.

🎯

AI Quality Assurance

Improve reliability at scale with automated script scoring.

⚡

Sub-500ms Audio Audit

Precision latency tracing from mic input to audio buffer playback.

✦THE FISTAI SUITE

Modular AI Platforms for Modern Enterprises

Lead with autonomous voice calling agents, scale with technical SEO audits, and maximize ROAS with full-funnel attribution.

RECOMMENDED PLATFORM
FLAGSHIP • VOICE PLATFORM🎙️

AI Calling Agents

Autonomous phone agents with real-time in-browser voice streaming, appointment booking, and sub-second latency.


✦ Live Call Transfer

Switch smoothly between human reps and AI with instant audio context briefing.

✦ Instant Appointment Booking

Check live Google Calendar / Meet availability and send calendar invites.

✦ Curated Knowledge Base

Ground call responses in manually structured FAQs, business rules, and pricing.

✦ Batch Outbound Campaigns

Run high-volume automated calling campaigns with smart rate-limiting.

Explore Calling Agents →
ORGANIC GROWTH • FREE & PRO🔍

SEO Audit Workspace

Actionable site diagnostics, Core Web Vitals checks, PageSpeed analysis, and Google Search Console context.


✦ Technical Crawl & Accessibility

Detect broken links, meta tags, schema issues, and crawl errors.

✦ Search Performance Context

Uncover high-intent search query opportunities and keyword gaps.

✦ Audit to Fixes

Automate code recommendations and generate shareable enterprise audit PDFs.

Open SEO Workspace →
REVENUE ENGINE • GROWTH📈

Performance Marketing

Full-funnel attribution connecting ad spend directly to qualified phone calls, closed deals, and true ROAS.


✦ First-Party Attribution

Track conversions from Google & Meta ad clicks to phone call bookings.

✦ True ROAS Analytics

Calculate return on ad spend based on actual revenue closed in CRM.

✦ Dynamic Creative Optimization

Feedback loop training ad platforms on highest-value closed customers.

Request Marketing Intel →
SYSTEM ARCHITECTURE

Automated End-to-End Workflows

We don't build generic boxes. Here is exactly how data moves from ingest to action inside the FistAi platform.

1. Live Data Ingestion & Execution Loop

🌐Website & Docs
📚Vector DB (RAG)
🤖AI Agent Core
📱User Interface
⚙️CRM & Integrations

✦ Static assets are continuously crawled, chunked, and embedded into local vector indexes, powering immediate agent responses.

2. Objection & Auto-Negotiation Policy Engine

See how our policy engine handles complex objection negotiation loops and registers actual business outcomes in under 200ms.

👤Step 1

Customer Objection

Objection:"Pricing is too high"
Source:WhatsApp API
➔
🔍Step 2

Intent Detection

Intent:Lead Qualification
Confidence:97%
Action:Negotiation Triggered
➔
⚖️Step 3

Pricing Policy Engine

Rule:Max Discount = 15%
Mngr Approval:Not Required
➔
🤖Step 4

AI Generated Offer

Proposal:Offer Annual Plan
Discount Applied:15% Off
➔
⚡Step 5

Integrations & Actions

○HubSpot Contact Updated
○Deal Stage Changed
○Calendar Invite Created
○Slack Sales Alert Sent
○Follow-up Email Scheduled

✦ Deployed agents evaluate query parameters dynamically against margin-rules databases, modifying deal statuses in HubSpot in real time.

✦DIFFERENTIATION

Why Choose FistAi Calling Platform?

How our enterprise voice infrastructure compares against generic IVRs and legacy chatbots.

Feature CapabilityLegacy IVR / Generic BotsFistAi Voice Platform
Voice Response Latency2,000ms – 4,000ms awkward robotic pauseSub-500ms Audio Pipeline (Real-Time Bidirectional Speech)
Live Call EscalationAbrupt disconnect or blind hold queueWarm Call Transfer with instant contextual briefing
Appointment BookingSends static link via SMS to book manuallyChecks live Google Calendar & locks in Google Meet slots
Telephony & Web IntegrationUnverified proxies or complex telephony setupsEnterprise SIP Trunking & 1-Line In-Browser Web SDK
Batch Outbound CampaignsRequires manual single-number dialingAutomated high-volume batch dialer with rate-limit pacing
Post-Call Quality AssuranceRaw MP3 audio recordings onlyAutomated QA scoring, sentiment analysis & CRM deal sync
FISTAI SEO WORKSPACE

Make every website easier to find.

A focused SEO workspace for technical audits, search performance, page speed, and actionable reports.

SEO

From audit signal to next action.

Connect your websites and see the issues that matter first, without switching between disconnected tools.

  • 01 Technical SEO and accessibility checks
  • 02 Search Console and Analytics context
  • 03 PageSpeed and report-ready recommendations
Open SEO Workspace
START HERE$0

SEO Free

Build a clear baseline for your website without a subscription.

Open free workspace
FOR TEAMS$49/mo

SEO Pro

Go deeper with scheduled checks, richer analytics, and advanced reporting.

Request Pro access
TIMELINE PROCESS

Our Deployment Process

How we design, train, and deploy your custom AI agents in six structured steps, minimizing disruption and maximizing automation.

1

Discovery

Audit manual workflows, identify conversation bottlenecks, and map custom webhook opportunities.

2

Training

Configure target prompt scopes, boundary parameters, and define negotiation tolerances.

3

Knowledge Base Curation

Directly author and structure company FAQs, business guidelines, and policies for maximum accuracy.

4

Testing Sandbox

Run mock conversations through intent score filters to optimize accuracy scores.

5

Deployment

One-click launch to WhatsApp APIs, Slack Enterprise workspace, or custom web bubbles.

6

Optimization

Review active telemetry analytics logs to resolve objection outliers and adjust prompt weights.

INTEGRATIONS

Connect With Your Complete Stack

Deploy agents that read from Notion, qualify via HubSpot, billing sync via Stripe, and notify via Slack channels instantly.

  • ✓ Sync with 10+ conversational platforms
  • ✓ Secure OAuth credentials & key storage
  • ✓ Real-time webhook delivery loop (200ms latency)
WhatsApp Business APIMessaging
POPULAR
Slack Enterprise GridCollaboration
HubSpot CRMCRM & Pipelines
Salesforce CloudCRM & Analytics
Notion DatabaseKnowledge Base
Stripe BillingFinancial Sync
Zapier AutomationsAPI Connector

Ready to Deploy Your Autonomous AI Call Center?

Connect your existing phone numbers, embed in-browser voice calling, and deploy human-sounding AI calling agents that book meetings, transfer calls, and scale operations 24/7.

Start Live Voice DemoContact Solutions Engineering