Answrable is building the agent-native voice stack.

Database, Telephony, Speech Tokenization, Tool Calling and Real-time Gateway, designed from the ground up to be operated by voice agents: human-grade, instant, sub-180ms, and deterministic.

Our mission is to deliver voice telephony primitives:
Speech-to-Speech, Direct SIP, Tool Calling. Designed to help teams build scalable, dependable phone agents faster than ever.

MAR, 2024
First commit
JUN 15, 2024
Technical preview
DEC, 2024
Open access
AUG, 2025
Answrable HCM-1 8B
APR 15, 2026
Answrable is GA
SEP 18, 2026
Enterprise Carrier Scale
▶WHERE WE'RE HEADED

Answrable powers enterprise voice intelligence.
Built to shape the future of full-duplex conversational telephony.

15,000,000+

Voice call minutes processed across global enterprise networks.

80%

Of inbound phone inquiries fully resolved with zero human transfer.

▶OUR VISION

The mission stays the same: deliver telephony primitives for developers and AI agents — with sub-180ms reflex speeds and zero vendor lock-in.

The same technology behind Answrable powers our foundation model: The first 8B speech-to-speech engine integrated directly with carrier SIP, built for the voice AI era.

Developers are at the center
of everything we do.

Familiar

Build with standard WebSockets, TypeScript SDKs, and a rich ecosystem of CRM extensions and tools.

Easy

Simplify voice engineering by bringing full-duplex speech-to-speech to modern phone lines with zero configuration.

Cost efficient

Aim to deliver the best price-performance voice pipelines in the world with usage-based billing and zero seat markups.

Reliable

Use direct carrier SIP peering to provide 99.99% high availability, fault tolerance, and sub-180ms durability guarantees.