Bolna
- Company typePrivate
- Founded2024
- HeadquartersDover, United States
- Headcount1–10
- GTM typeB2B
- OfferingSoftware
Bolna firmographics
Firmographics- Name
- Bolna
- Legal name
- WHISMURWAVE INC
- Website
- https://bolna.ai
- Company type
- Private
- Founded year
- 2024
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Ownership category
- akta.pro rank
Bolna industry classification
Industry- Product category
- Voice AI Platform
- NAICS
- Computer Systems Design and Related Services (54151)
- SIC
- Services-Prepackaged Software (7372)
- akta.pro primary industry
- iBPMS (Intelligent BPM Suites) & Process Automation Suites (HDAEAHAG)
- akta.pro secondary industries
- Low-Code/No-Code Application Platforms (HDAEAKAA), Model Serving, Inference & Deployment Platforms (APIs, Edge/On-Prem) (HDAEANAC)
Keywords
Where Bolna is headquartered
LocationHeadquarters
- HQ city
- Dover
- HQ country
- United States
- HQ region
- North America
Offices2 records
Markets served
Bolna business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Technology or R&D, Personnel, Infrastructure, Operations, Marketing or Sales
Revenue model
- Per-Minute Platform Fees: Platform fee of $0.02 per minute for voice AI usage. Usage-based pricing for STT, LLM, and TTS costs. Telephony charges from providers like Twilio and Plivo are passed through separately.
- Phone Number Subscription: $5/month recurring subscription for dedicated phone numbers (US via Twilio, India via Plivo/Vobiz) used for inbound and outbound calling campaigns.
- Enterprise Deployments: Revenue from large enterprise customers with dedicated forward-deployed engineering support. Two large enterprise customers secured alongside self-serve SMB revenue.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Usage-based | Pay-as-you-go | Platform Fee - $0.02 per minute |
| Usage-based | Pay-as-you-go | Voice AI Charges - Usage-based |
| Usage-based | Pay-as-you-go | Telephony - Provider rates |
| Subscription | Monthly | Phone Numbers - $5/month |
| Hybrid | Multi-year contract | Enterprise Plans |
Go-to-market motion2 records
Distribution channels4 records
Marketing channels4 records
Bolna product offering
Product offeringCore offering
Bolna is a voice AI orchestration platform that enables businesses to build, deploy, and scale multilingual voice AI agents for inbound and outbound phone calls. The platform abstracts speech-to-text, text-to-speech, LLM intelligence, and telephony into a single control plane, supporting 50+ languages with sub-300ms latency. It provides both a no-code playground for SMBs and a comprehensive REST API for developers, along with enterprise-grade features like data residency, on-premise deployment, and forward-deployed engineering support.
Product overview
Bolna is a Voice AI Orchestration Platform (built by Whismurwave Inc.) providing a unified control plane that abstracts speech-to-text, text-to-speech, LLM intelligence, and telephony into a single system for deploying multilingual voice agents at scale in India's complex telecom environment. The core product is the Bolna AI Platform, which offers both no-code (via Dashboard and Agent Builder) and code-first (via REST API and Bolna Skills for AI coding assistants) interfaces. Pre-built Voice AI Agents cover customer support, sales, recruitment, and operations across e-commerce, BFSI, healthcare, and logistics. Graph Agents extend the platform with node-based deterministic call flows. The Bolna API provides programmatic access to all capabilities. Enterprise tier adds India/USA data residency, on-premise deployment, and multi-tenant sub-account management. The platform integrates 20+ STT, LLM, and TTS providers including Deepgram, ElevenLabs, Azure, Sarvam, OpenAI, and Anthropic, with native telephony via Plivo, Twilio, and Vobiz.
Differentiator
Problem solved
Functional benefit
Products and services
- Bolna AI Platform Voice orchestration platform enabling enterprises to create, deploy, and scale multilingual Voice AI agents for automated inbound and outbound phone calls. Provides a unified control plane integrating speech-to-text, text-to-speech, LLM intelligence, and telephony.
- Voice AI Agents Pre-built and customizable voice AI agents for customer support, cart abandonment recovery, COD confirmation, recruitment screening, lead qualification, appointment scheduling, surveys, payment collection, and other use cases across e-commerce, BFSI, healthcare, hospitality, and logistics sectors.
- Bolna API REST API for programmatic access to all platform capabilities. Enables developers to create/configure/manage agents, initiate outbound/inbound calls, manage batches, executions, knowledge bases, dispositions, phone numbers, providers, SIP trunks, sub-accounts, and voice resources.
- Agent Builder AI-powered prompt generation tool that creates production-ready voice AI agents from brief descriptions in 5-8 minutes. Accepts document uploads (PDF, DOCX, TXT, CSV) or form-based input to auto-generate agent prompts, select voices, and publish agents.
- Graph Agents Node-based voice agent framework with deterministic routing for complex call flows. Supports typed variables for expression edges, per-node tool scoping, global knowledge base spanning all nodes, and configurable call ending per node.
- Bolna Skills Structured instructions for AI coding assistants (Claude Code, Cursor, Codex) enabling natural language commands to build, deploy, and operate voice agents, create agents, make calls, run batch campaigns, set up inbound numbers with IVR, debug calls, and build graph agents. 20 skills across build, call, monitor, and advanced categories.
- No-Code Playground Visual interface for building and testing voice AI agents without coding. Users connect accounts, configure agents using pre-built templates, and trigger calls or campaigns via dashboard.
- Voice Lab Voice cloning and management interface for creating custom AI voices from audio samples. Supports one-click voice cloning with 1-2 minute audio samples. Integrates with ElevenLabs and Cartesia providers.
- Bolna Enterprise Enterprise tier featuring India/USA data residency options, on-premise deployment capability, forward-deployed support, sub-account management, organization-level API rate limits, and compliance controls.
- Sub-Accounts Enterprise feature for managing multiple customers or business units with separate workspaces, custom configurations, and centralized usage/billing visibility across all sub-accounts.
Quantifiable outcome
- 13,000% growth in daily call volume from 1,500 to 200,000+ calls in less than a year
- +3 more outcomes
Companies that use Bolna
Customer profileNamed customers9 records
Segments7 records
Ideal customer profiles3 records
Bolna technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration24 records
AI capability11 records
Feature8 records
Bolna partnerships and signals
Strategic signalPartnerships
Eight partnerships are on record, tiered core and minor.
- TwiliocorePrimary telephony provider for US phone numbers. Bolna integrates with Twilio for outbound and inbound voice calling capabilities in the US market.
- PlivocorePrimary telephony provider for Indian phone numbers. Integration enables regional phone number selection across Karnataka, Maharashtra, Gujarat, and NCR regions.
- OpenAIcoreBolnaAI is already building and testing applications with OpenAI's new realtime voice models including GPT-Realtime-2, GPT-Realtime-Translate, and GPT-Realtime-Whisper. Integration enables low-latency voice interactions with GPT-5-class reasoning capabilities.
- DeepgramcoreSpeech-to-text provider integration supporting nova-3 and Flux models. Deepgram integration provides high-accuracy, low-latency transcription with keyword boosting capabilities for voice AI conversations.
- ElevenLabscoreText-to-speech provider supporting multiple voice models including eleven_turbo_v2_5 and Flash v2.5. Also provides voice cloning capabilities and transcription through ElevenLabs Scribe.
- Azure (Microsoft)coreAzure Speech Services integration for speech-to-text transcription. Also supports Azure OpenAI models for LLM capabilities in voice AI agents.
- SarvamcoreIndian speech AI provider with models optimized for Indian languages including Hindi, Tamil, and Telugu. Supports saaras:v3 transcriber and bulbul:v3 TTS voice models for improved local language synthesis.
- n8n, Make.com, ZapierminorWorkflow automation platform integrations enabling Bolna voice agents to connect with external tools and trigger actions during live conversations.
Scale indicators8 records
Recent moves6 records
Expansion highlights6 records
Bolna competitors and assessment
Company assessmentBroad incumbents
- Kore.ai: Kore.ai is an enterprise conversational AI platform offering voice and digital agents across customer service, HR and IT use cases. Comparable in offering AI agent orchestration for enterprise though broader in scope across channels and geographies.
- Observe.AI: Observe.AI is a conversation intelligence and voice AI platform for contact centers. Adjacent in voice AI for enterprise customer interactions, focused on contact center analytics and agent assistance rather than replacing human agents end-to-end.
- Yellow.ai: Yellow.ai is an enterprise conversational AI platform with strong India/Asia presence supporting voice, chat, and messaging automation across multiple languages. Comparable Indian-market enterprise customer base though broader scope than voice-only specialization.
- PolyAI: PolyAI develops enterprise voice assistants for customer service with multilingual support. Comparable in deploying production voice AI agents at enterprise scale though focused primarily on US/UK enterprise customer support rather than India vertical specialization.
Direct peers
- Synthflow AI: Synthflow provides no-code voice AI agents for enterprise sales and support automation. Comparable in offering (multilingual voice agents, no-code builder) and customer profile (SMB and mid-market needing voice automation).
- Vapi: Vapi is a voice AI agent platform enabling developers to build, test and deploy conversational voice agents via APIs. Direct competitor to Bolna in the voice AI orchestration space with overlapping developer-first positioning and similar multi-provider model integration approach.
- Bland AI: Bland AI provides an enterprise voice AI platform for automated inbound and outbound phone calls with customizable agents. Closely comparable in product offering (voice AI agents for sales/support) and target market (enterprise developers and ops teams).
- Voiceflow: Voiceflow is a conversational AI design and deployment platform supporting voice and chat agents. Overlapping in agent design and orchestration capabilities though broader in modality (chat + voice) and design-first rather than telephony-first.
- Retell AI: Retell AI offers a voice AI agent builder platform with low-latency conversations and telephony integration. Direct competitor focused on similar use cases (sales, support, scheduling) with comparable developer and SMB/mid-market go-to-market.
Regional players
- Ozonetel: Ozonetel is an India-based cloud telephony and contact center AI platform serving enterprise customers with voice automation. Comparable in serving Indian enterprise customers for voice workflows though traditionally more telephony-led than AI-native.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat5 records
Key risks6 records
Key highlights6 records
Customer concentration
Bolna social profiles
Digital presenceBolna compliance and trust
Trust signalCompliance3 records
Bolna financial estimates
Financial estimateRevenue estimate
Valuation estimate
Bolna leadership team
Management profileNumber of profiles
Profiles2 records
Bolna funding detail
Funding detailFunding overview
Funding rounds3 records
Investors8 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Bolna M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Bolna
What does Bolna do?
Bolna is a voice AI orchestration platform that enables businesses to build, deploy, and scale multilingual voice AI agents for inbound and outbound phone calls. The platform abstracts speech-to-text, text-to-speech, LLM intelligence, and telephony into a single control plane, supporting 50+ languages with sub-300ms latency. It provides both a no-code playground for SMBs and a comprehensive REST API for developers, along with enterprise-grade features like data residency, on-premise deployment, and forward-deployed engineering support.
Is Bolna a public or private company?
Bolna is a private company. It is classified as venture growth investor backed and is currently operating.
When was Bolna founded?
Bolna was founded in 2024. It employs 1 to 10 people.
Where is Bolna based?
Bolna is headquartered in Dover, United States, in the North America region.
How does Bolna make money?
Three revenue lines are on record. Per-Minute Platform Fees are the primary driver. The others are phone Number Subscription and enterprise Deployments.
Who are Bolna's main competitors?
Broad incumbents on record are Kore.ai, Observe.AI, Yellow.ai and PolyAI. Direct peers are Synthflow AI, Vapi, Bland AI, Voiceflow and Retell AI. Ozonetel is listed as a regional player.
Does Bolna have an API?
Yes. Bolna offers a comprehensive REST API enabling developers to programmatically create, configure, and manage Voice AI agents. The API supports authentication via Bearer tokens, provides endpoints for agents (create, update, delete, list), batch operations (create, schedule, execute), outbound/inbound calls (make, stop, inbound setup), executions (list, get details, get logs), knowledgebases (create, list, delete), dispositions (create, update, delete, test), phone numbers (buy, list, delete, search), providers (add, list, remove), SIP trunks (create, update, delete, list), sub-accounts (create, list, usage), user info, violations (list, submit), and voices (list). Rate limits: 500 requests/minute for /v2/agent/{id}/executions, /v2/agent/{id}, and /call endpoints; 1000 requests/minute default for other endpoints. Developer documentation is at www.bolna.ai/docs/api-reference/introduction.
What industry is Bolna in?
Bolna's product category is Voice AI Platform. Its primary akta.pro industry code is HDAEAHAG, iBPMS (Intelligent BPM Suites) & Process Automation Suites, with a secondary code of HDAEAKAA, Low-Code/No-Code Application Platforms. Its NAICS code is 54151 and its SIC code is 7372.