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telli

Every customer call, handled by AI.

Enterprise·All audiences·Powered by Model agnostic (multiple providers)·API available

Key strengths

AI voice agents for inbound and outbound callsNo-code agent builder (telli Studio)Multi-lingual support in 20+ languagesModel agnostic architectureVoice cloning and natural voicesReal-time CRM and calendar syncParallel call scalingLive monitoring and analyticsSIP trunking / bring your own number
Enterprise pricing
Germany

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telli exposes a REST API for developers who need to trigger calls, manage agents, and retrieve analytics programmatically. Key integration points include:

  • CRM connectors — native real-time sync with Salesforce and HubSpot; data is written back during or immediately after each call.
  • SIP trunking / BYON — connect telli to your existing telephony infrastructure or bring your own numbers via SIP.
  • telli Studio — a no-code agent builder for configuring call flows, prompts, and escalation logic without custom code; can be used alongside API-driven deployments.
  • Model-agnostic layer — the platform abstracts over multiple model providers, allowing prompt and model configuration without hard dependencies on a single vendor.
  • Parallel scaling — the platform is designed to handle concurrent call volumes at scale; specific rate limits and concurrency caps should be confirmed with telli directly.
  • Live monitoring — real-time call telemetry and analytics are accessible via the dashboard and, where supported, via API endpoints.
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