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Case study · 01

ChargeArena

Multi-lingual voice agent for EV charging support.

Visit chargearena.in
Sector
EV / Conversational AI
Year
2025
Role
Founder · Build & operate

Stack

  • Sarvam AI APIs
  • LLM orchestration
  • Telephony
  • Observability

Approach

Led discovery, dialog design, telephony and charger-backend integration on Sarvam AI's ASR/TTS. The agent lets EV drivers across Indic languages self-serve session, payment and support queries without installing an app.

What shipped

  • Multi-lingual voice agent across EV support and session flows
  • Prompt versioning and live-call review tooling
  • Telephony and charger-backend integrations with retry and fallback
  • Operational runbook and SLOs for production support

Outcome

  • 100+ calls/day

    Live volume

  • Multi-Indic

    Languages

  • Weeks

    Time to prod

Visit ChargeArena

Engage

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