1
Synthflow
Synthflow provides an end-to-end Voice AI platform with in-house telephony for automated phone calls and enterprise-ready AI agents.
AI Tool
OpenCall Review
OpenCall is an AI-powered platform that automates phone calls and virtual meetings, providing AI agents for tasks such as answering calls, scheduling, and summarizing discussions.
shipped Jun 25, 2026aifreemium
1OpenCall AI secured $6 million in funding as of October 21, 2024, as part of the Y Combinator Winter 2024 cohort.
2As of January 21, 2025, OpenCall reduced overall latency by 90% and increased customer satisfaction scores by 20% (from 7.5 to 9.4) after integrating Cerebras' LLM inference API.
3The platform automates over 70% of inbound calls and texts, leading to a reported reduction in labor costs by over 90%.
4OpenCall AI achieves 90% fewer missed calls and provides 24/7 AI coverage with consistent quality.
OpenCall at a Glance
Similar Tools
Compare Alternatives
Other tools you might consider
View on Stork→
2
Retell AI
Retell AI focuses on deploying LLM-based, humanlike voice agents for real-time, low-latency phone call automation at scale.
3
Fireflies.ai
Fireflies.ai is an AI meeting assistant that automatically records, transcribes, and summarizes meetings across various conferencing platforms, with strong collaboration features.
4
Clockwise
Clockwise is an AI-enabled scheduling and calendar automation tool that optimizes team calendars, resolves conflicts, and creates focus time.
Connect
overview
What is OpenCall?
OpenCall is an AI-powered platform developed by OpenCall AI that enables businesses with high call volumes to automate phone calls and virtual meetings. It provides AI agents for tasks such as answering calls, scheduling, and summarizing discussions, aiming to enhance communication efficiency and accelerate sales processes. The platform functions as an AI call center, handling both inbound and outbound calls and texts, and integrates with existing business systems to streamline workflows from front desk to back office.
quick facts
Quick Facts
| Attribute | Value |
|---|---|
| Developer | OpenCall AI |
| Business Model | Freemium |
| Pricing | Freemium |
| Platforms | Web, iOS, Android |
| API Available | Yes |
| Integrations | Google Calendar, Google Sheets, Zoom, Microsoft Teams, Boulevard, Square, Zapier, Nextgen, various CRM/EMR systems |
| Founded | 2022 |
| Funding | $6 million (Y Combinator Winter 2024 cohort) as of October 21, 2024 |
features
Key Features of OpenCall
OpenCall AI offers a comprehensive suite of features designed to automate and optimize communication workflows across various business operations. These functionalities are engineered to reduce manual effort, improve response times, and ensure consistent service quality.
- 1AI Call Answering: Provides AI phone agents that answer calls within two rings, manage FAQs, triage callers, and transfer urgent calls to human staff with context.
- 2Intelligent Scheduling: Automates appointment booking, rescheduling, and cancellations across phone and text, integrating with existing calendar systems.
- 3AI-Enhanced Summarization: Generates real-time summaries of meetings and calls, capturing key points and discussions.
- 4Automated Transcription: Delivers highly accurate automated transcriptions of calls and meetings for documentation and reference.
- 5SMS Automation: Extends automation to text interactions, including appointment reminders and automated follow-ups.
- 6CRM/EMR Integration: Connects with platforms like Google Calendar, Zoom, Microsoft Teams, and various CRM/EMR systems for efficient data management and updates.
- 7Real-time Intake & Eligibility Verification: Automates patient intake and insurance eligibility checks, particularly for healthcare providers.
- 8Agent Studio: Allows users to design and customize AI agents for specific business needs and complex workflows.
- 9HIPAA Compliance: Offers solutions that adhere to HIPAA regulations, ensuring secure handling of sensitive patient data.
use cases
Who Should Use OpenCall?
OpenCall AI is primarily designed for businesses and organizations seeking to automate and enhance their communication processes, particularly those with high call volumes or specific customer service needs. Its capabilities are tailored to reduce operational costs and improve customer engagement across various sectors.
- 1Medical Practices (Cardiology, Dental, Dermatology, Eye Care, Podiatry, Psychiatry, Neurology, Pulmonology): For HIPAA-compliant patient scheduling, insurance verification, triage, and EHR updates, reducing staff workload by up to 50%.
- 2Businesses with High Call Volumes: To automate customer inquiries, appointment booking, and CRM updates, cutting labor costs by over 90%.
- 3Real Estate Industry Businesses: For handling inquiries, booking property viewings, and proactive outreach to potential clients.
- 4Beauty Industry Businesses (Salons): To manage 24/7 appointment booking and rescheduling, ensuring no missed opportunities.
- 5Companies Seeking to Replace High-Churn Call Center Roles: By providing 24/7 AI coverage that handles over 70% of inbound calls and texts, reducing costs by 40%.
pricing
OpenCall Pricing & Plans
OpenCall AI operates on a freemium business model. This structure typically includes a free tier that provides access to core functionalities, allowing users to experience the platform's basic automation capabilities. For advanced features, higher usage limits, or specialized integrations, OpenCall AI offers paid plans. Specific details regarding the pricing tiers, including monthly or annual rates and feature breakdowns for paid subscriptions, are not publicly disclosed in the provided data. Users are advised to consult the official OpenCall.ai website for current pricing information and plan specifics.
- 1Freemium: Includes a free tier with core functionalities; paid tiers for advanced features and higher usage are available, with specific pricing details not publicly provided.
competitors
OpenCall vs Competitors
OpenCall AI operates within a competitive landscape of AI-powered communication and automation tools. While sharing some functionalities with its rivals, OpenCall differentiates itself through its specific focus on comprehensive call center automation, HIPAA compliance, and a freemium model.
1
Synthflow provides an end-to-end Voice AI platform with in-house telephony for automated phone calls and enterprise-ready AI agents.
Similar to OpenCall, Synthflow offers AI agents for tasks like lead qualification and scheduling, but it emphasizes an end-to-end platform with in-house telephony. While OpenCall is freemium, Synthflow's pricing starts from $29/month, suggesting a more business-focused paid model.
2
Retell AI focuses on deploying LLM-based, humanlike voice agents for real-time, low-latency phone call automation at scale.
Like OpenCall, Retell AI provides AI agents for handling calls and has shown impact on scheduling efficiency. However, Retell AI operates on a pay-as-you-go model at $0.07 per minute for AI voice agents, differing from OpenCall's freemium structure.
3
Fireflies.ai is an AI meeting assistant that automatically records, transcribes, and summarizes meetings across various conferencing platforms, with strong collaboration features.
Fireflies.ai directly competes with OpenCall's meeting summarization capabilities, offering detailed transcripts, summaries, and action items. Both offer a freemium model, with Fireflies.ai providing a free plan for its core meeting assistance features.
4
Clockwise is an AI-enabled scheduling and calendar automation tool that optimizes team calendars, resolves conflicts, and creates focus time.
Clockwise specializes in AI-powered scheduling, a feature also offered by OpenCall. Both platforms provide a freemium model, with Clockwise offering a free plan for basic features and paid plans starting from $6.75/user/month for advanced functionalities.
❓
Frequently Asked Questions
+What is OpenCall?
OpenCall is an AI-powered platform developed by OpenCall AI that enables businesses with high call volumes to automate phone calls and virtual meetings. It provides AI agents for tasks such as answering calls, scheduling, and summarizing discussions, aiming to enhance communication efficiency and accelerate sales processes.
+Is OpenCall free?
OpenCall operates on a freemium business model. This means it offers a free tier with access to core functionalities. For advanced features, increased usage, or specialized integrations, paid plans are available, though specific pricing details for these tiers are not publicly provided.
+What are the main features of OpenCall?
Key features of OpenCall include AI call answering, intelligent scheduling, AI-enhanced summarization, automated transcription, SMS automation, CRM/EMR integration, real-time intake and eligibility verification, an Agent Studio for custom AI agent design, and HIPAA compliance.
+Who should use OpenCall?
OpenCall is ideal for medical practices (including Cardiology, Dental, Dermatology, Eye Care, Podiatry, Psychiatry, Neurology, Pulmonology), businesses with high call volumes, real estate industry businesses, beauty industry businesses, and companies looking to automate high-churn call center roles to reduce costs and improve efficiency.
+How does OpenCall compare to alternatives?
OpenCall differentiates itself from competitors like Synthflow, Retell AI, Fireflies.ai, and Clockwise through its comprehensive AI call center automation, HIPAA compliance, and freemium model. While competitors may offer similar features (e.g., scheduling, summarization, AI voice agents), OpenCall's integrated approach to automating inbound/outbound calls and texts, particularly for industries like healthcare, sets it apart.
More on Stork
Related AI Tools
Other tools in this category, ranked by community signal
Profit AI
🤖 AI Tools
Profit AI is a Micro-SaaS application for the Shopify platform that provides e-commerce stores with instant profit analytics, ad spend analysis, and AI-powered marketing automation tools.
P
prjct-cli
🤖 AI Tools
Project memory and workflow context for AI coding agents.
LobsterAI
🤖 AI Tools
Open-source, desktop-grade AI agent that gets real work done — data analysis, slides, docs, video & web research. Built on OpenClaw; runs tools on your real desktop and takes commands from your phone via WeChat, Feishu, DingTalk & Telegram.
headroom
🤖 AI Tools
Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. 60-95% fewer tokens, same answers. Library, proxy, MCP server.
caveman
🤖 AI Tools
🪨 why use many token when few token do trick — Claude Code skill that cuts 65% of tokens by talking like caveman
Fugu
🤖 AI Tools
A multi-agent orchestration system functioning as a conductor LLM, trained to dynamically route incoming tasks to the optimal agent from a swappable pool of other LLMs.
For builders
This page is doing a job for someone else’s tool.
AI agents read it. Buyers find it. Backlinks accrue. Your tool can have one too — live in 24 hours, indexed by Claude, ChatGPT, and Perplexity, queryable via MCP.