Sestek Voice AI vs Vapi Voice AI

Kendi LLM'ini Getir (BYO-LLM)

“Offers a variety of providers (OpenAI, Azure OpenAI, AWS Bedrock, Google Gemini, SESTEK)”

Kendi LLM'ini Getir (BYO-LLM)

“Choose the 'Custom LLM' option to set up the integration.”

Lokal / Self-hosted Model

“Advanced security technologies for both cloud and on-prem infrastructures”

Lokal / Self-hosted Model

“Choose the 'Custom LLM' option to set up the integration.”

Gecikme (Latency)

“<500ms average latency”

Ses Klonlama / Özel Marka Sesi

“We can develop unique, natural-sounding, brand-specific voices with ease.”

Gürültü Dayanıklılığı

“The gate makes speech onset more robust in noisy environments and helps prevent noise-triggered barge-in.”

Native Türkçe

“English, French, Turkish, Latvian, Russian, Spanish, Dutch, German, Urdu, Arabic, and Italian.”

Native Türkçe

“Turkish support is already available. You can use Whisper as transcriber and Elevenlabs as Voice. You can also write the prompt in Turkish.”

Yöresel Aksan Toleransı

“Accent Coverage in a Single Model: Multiple accents of the same language can be handled within one model, reducing operational complexity and eliminating the need to manage separate accent-specific models.”

Desteklenen Dil Sayısı

“English, French, Turkish, Latvian, Russian, Spanish, Dutch, German, Urdu, Arabic, and Italian.”

Görüşme İçi Dil Değiştirme

“SemiColon separated, list of languages for language detection service to treat as candidates. If left empty, all the known languages by the service will be evaluated. It is good practice to provide a list with only the possible languages if you have a limited target audience. This increases detection correctness. eg. tr-TR;en-US”

Görüşme İçi Dil Değiştirme

“All three support automatic language detection within conversations.”

Özel Sözlük / Telaffuz

“SESTEK SR allows you to customize how specific words appear in transcription output - without retraining the language model. By providing a pronunciation list in your HTTP request, you can map recognized speech to your preferred text output. This is especially useful for foreign words, brand names, and domain-specific terminology that the base model may transcribe inconsistently.”

Söz Kesme (Interruption)

“Barge-In occurs when a the connected VAD node detects speech. If a Speech Started is received during a merge, the merge stops, and only the streaming audio source is outputted.”

Söz Kesme (Interruption)

“The Stop Speaking Plan defines when the assistant stops talking after detecting customer speech.”

DTMF (Tuşlama) Desteği

“The assistant will be able to enter digits on the keypad.”

Canlı Temsilciye Aktarım

“When a request requires human judgment or cannot be completed autonomously, the conversation is transferred to a live agent with full context and relevant system outputs.”

Canlı Temsilciye Aktarım

“This tool enables call forwarding to predefined phone numbers with specific messages based on the destination.”

Outbound Arama / Kampanya

“Outbound calling for proactive customer engagement”

Outbound Arama / Kampanya

“Initiate a call through the Vapi dashboard or API to ensure outbound calls are properly routed.”

Bilgi Tabanı / RAG

“RAG-based knowledge access with support for structured and scanned documents”

Bilgi Tabanı / RAG

“A Knowledge Base is a collection of custom files that contain information on specific topics or domains.”

Fonksiyon Çağırma / API Aksiyonları

“No-code customization with the ability to add tools (e.g., HTTP Request, Action Flow) for easy API integration”

Fonksiyon Çağırma / API Aksiyonları

“In addition to the predefined functions, you can also define custom functions.”

Otomatik Görüşme Özeti

“On-demand conversation summaries — generate concise summaries of completed conversations anytime for CRM logging, post-call review, or quality assurance.”

Duygu / Niyet Analizi

“Analyze conversation sentiment in real-time to understand customer satisfaction and emotional state”

Guardrail / Konu Sınırlama

“Comprehensive AI safety controls for both customer inputs and model outputs — detect prompt injection, enforce content moderation, mask PII, ensure brand compliance, and block harmful outputs.”

SIP Trunk Desteği

“This deployment model enables customers to integrate their voice infrastructure with Sestek AI Agents (Cloud) by establishing a SIP trunk from their telephony platform to the Sestek Cloud SBC.”

SIP Trunk Desteği

“SIP trunking replaces traditional phone lines with a virtual connection over the internet, allowing your business to make and receive calls via a broadband connection.”

BYOC (Kendi Operatörünü Getir)

“In this architecture, the customer's PBX, IP-PBX, Enterprise Session Border Controller (SBC), Unified Communications platform, or SIP gateway establishes a SIP trunk to a dedicated SBC hosted within the Sestek cloud.”

BYOC (Kendi Operatörünü Getir)

“Use the Vapi API to create a new credential (type: byo-sip-trunk) with your provider's details.”

Santral / CCaaS Entegrasyonları

“Global Brands Trusting SESTEK Technologies”

Eşzamanlı Çağrı Kapasitesi

“10 call concurrency”

WhatsApp

“Built on a hybrid NLP + LLM architecture, they combine the reliability of intent-driven systems with the flexibility of generative AI, deployed to voice, chat, SMS, WhatsApp, and other digital channels.”

Web Sesli Asistan Widget'ı

“Azure Web-Chat Plugin”

Web Sesli Asistan Widget'ı

“Build browser-based voice assistants and widgets for real-time user interaction.”

SMS / Metin Takibi

“Built on a hybrid NLP + LLM architecture, they combine the reliability of intent-driven systems with the flexibility of generative AI, deployed to voice, chat, SMS, WhatsApp, and other digital channels.”

SMS / Metin Takibi

“The assistant can use this function to send SMS messages using a configured Twilio account.”

REST API

“The following integration methods used to connect Knovvu Virtual Agent with telephony systems rely on the Knovvu VA Synchronized API, which enables bidirectional communication between the virtual agent and external telephony services.”

REST API

“When the assistant needs to forward a call, it uses the `transferCall` function with the appropriate destination.”

Webhook / Olay Akışı

“Workflow automation triggered after conversations — auto-update CRM, create tickets, send surveys, trigger webhooks, and execute post-call processing without manual intervention”

Test / Sandbox Ortamı

“Built-in simulator lets you test both chat and IVR experiences directly in the design screen before deployment.”

Hazır CRM Konektörleri

“Post-session workflow automation for CRM updates, ticket creation and follow-up actions”

No-Code Akış Tasarımcısı

“Users simply describe the desired flow, and the virtual agent presents it automatically”

No-Code Akış Tasarımcısı

“Workflows is a visual builder designed for creating robust, deterministic conversation flows.”

Hazır Senaryo Şablonları

“Virtual Agents come with pre-built and ready-to-go integrations for different industry verticals.”

Takvim Entegrasyonu (Randevu)

“Agents can take actions beyond generating responses, including updating records, initiating transactions, scheduling appointments, and triggering workflows in connected systems.”

KVKK Uyum Beyanı

“Sestek kişisel verileri KVKK ve ilgili ikincil mevzuatlarda öngörülen usul ve esaslara uygun olarak işlemektedir.”

GDPR Uyumu

“We emphasize compliance with data protection laws globally, tailoring our approach to each customer's location.”

GDPR Uyumu

“Our commitment to data privacy and security is embedded in every part of our business.”

ISO 27001

“We ensure compliance with ISO 27001, establishing an efficient Information Management standard.”

SOC 2

“SESTEK holds ISO 27001, ISO 9001, and SOC2 Type 2 certifications and undergoes annual audits performed by accredited independent third-party auditors.”

SOC 2

“SOC 2, HIPAA, and PCI compliant”

PCI DSS

“PCI DSS Compliant”

PCI DSS

“SOC 2, HIPAA, and PCI compliant”

Türkiye'de Veri Yerleşimi

“SESTEK SaaS platform is currently hosted in Huawei Cloud Istanbul region.”

Kurulum Modeli

“Advanced security technologies for both cloud and on-prem infrastructures”

PII Maskeleme

“Includes data masking (dynamic, static) before reaching the LLM, ensuring sensitive data protection”

Veri Saklama Kontrolü

“These values are configurable, defaults being 7 days and 250GB.”

Veri Saklama Kontrolü

“Zero Data Retention at $1K/month”

SSO / SAML

“Enterprise Single Sign-On via OpenID Connect — integrate with Azure AD for seamless, secure access with existing corporate credentials.”

Rol Bazlı Erişim (RBAC)

“Active Directory integration via secure LDAP/LDAPS — centralized user provisioning, group-based access control, and compliance with enterprise identity governance policies.”

Ses Biyometrisi / Kimlik Doğrulama

“Customers are authenticated using a single voiceprint across all conversational channels, including live agents, IVR systems, chatbots, and mobile applications.”

Halka Açık Status Sayfası

“All services are online”

Analitik Panosu

“Application and business dashboards are defined by SESTEK per application.”

Analitik Panosu

“Initiate a call through the Vapi dashboard or API to ensure outbound calls are properly routed.”

Çağrı Kaydı

“Automated daily exports of conversation data and audio recordings — hourly generated reports and audio files with API access for on-demand retrieval.”

Canlı İzleme

“Speech Analytics presents real-time sentiment analysis, real-time notifications to supervisors and real-time triggers for API actions.”

Otomatik Çağrı Kalite Skoru (Auto-QA)

“The Agentic Evaluation feature enables automated quality evaluations of agent conversations using an AI Agent Evaluator (AE) powered by large language model (LLM) capabilities.”

Otomasyon / Containment Oranı

“Self-service rate: It measures the percentage of sessions resolved without human agent intervention.”

Türkçe Destek

“konuşma sentezi, konuşma tanıma, doğal dil işleme ve ses biyometrisi”

Halka Açık Dokümantasyon

“Most Read Articles”

Halka Açık Dokümantasyon

“By integrating a Knowledge Base into your AI assistant, you can enable it to provide more accurate and informative responses to user queries based on your own data.”

Ücretsiz Deneme

“Try Our Speech Recognition Accuracy Now >>”

Türkiye Referansları

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