OpenCall AI Blog · Jan 2026
OpenCall described its approach to handling interruptions and complex flows by treating conversations as executable programs rather than simple state machines.
Public company, workplace, funding, and market signals
Updated Jul 29, 2026
OpenCall.ai is a San Francisco-based Y Combinator W24 startup building AI voice-and-SMS phone agents for healthcare and other appointment-driven businesses. Its platform answers, triages, books/reschedules appointments, verifies insurance, escalates complex calls, and integrates with existing practice/workflow systems.
Primary product
AI contact center / AI phone agents for healthcare and other appointment-driven businesses
Founded
2022
Headquarters
San Francisco, California, United States
Team size
1-10
Work style
Onsite
Industry
Software Development
Sub-industry
AI contact center and healthcare workflow automation
Offices
0 jobs at Opencall.ai
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Business model
Leadership
CEO and Founder
Co-Founder
Arthur Silverstein
Co-Founder
Co-Founder
Investors
Mission-driven, product- and workflow-focused startup that emphasizes empowering people through automation, helping small businesses compete with larger chains, and shipping quickly with high ownership.
Work style
Onsite
Visa sponsorship
Limited
Compensation
Public job posts show roughly $70K-$90K for SDR, $90K-$145K for AI Prompt & Agent Developer, and $130K-$190K plus 0.10%-0.30% equity for Operations Lead. Job posts also indicate in-office roles and US citizen/visa-only hiring on some openings.
Pricing
Per-location monthly pricing with custom enterprise pricing; public pricing shows $450/location/month for Voice AI and $650/location/month for Voice + SMS, with volume discounts and possible setup fees for unsupported integrations.
Differentiators
Technology
Customers
Competitors
Estimated revenue
roughly $0.7M-$1.0M estimated annual revenue
Estimated monthly visits
6K
Traffic estimate as of Jun 2026
OpenCall AI Blog · Jan 2026
OpenCall described its approach to handling interruptions and complex flows by treating conversations as executable programs rather than simple state machines.
OpenCall AI Blog · Aug 2025
OpenCall published its view on enterprise GenAI deployment failures and argued that successful systems need deep integrations and business-SLO focus.
OpenCall AI Blog · Jun 2025
OpenCall launched SMS support, extending its voice-agent workflow to text-based customer interactions.
OpenCall AI Blog · May 2025
OpenCall introduced Smart Detours, a system-wide capability for handling interruptions and off-script tangents without restarting the conversation.
Cerebras · Jan 2025
OpenCall discussed its enterprise contact-center architecture and Cerebras reported a 90% latency reduction and a CSAT increase from 7.5 to 9.4 after the switch to Cerebras inference.