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OpenAI Realtime Voice

Low-latency bidirectional speech interface for voice agents and assistants.

verifiedRecently verifiedSource: manual+openrouter
Health medium (41)

Best for

  • • Customer support copilots and voice-first product assistants.

Limitations

  • • Requires careful turn-taking UX to avoid overlap artifacts.
  • • Long calls need strict token/session budget controls.

Use carefully when

  • • Strict offline deployments with no cloud audio path.

Quickstart

  1. Start with push-to-talk mode before enabling full duplex.
  2. Add profanity/safety filters and call recording policy early.

Setup checklist

  • • API key required: Yes
  • • SDK quality: high
  • • Self-host difficulty: medium

Health Meter

  • • Setup complexity: 43
  • • Safety & misuse risk: 54
  • • License/compliance risk: 18

• Good baseline for controlled deployment.

Capabilities

  • voiceCloningfalse
  • realtimeStreamingtrue
  • interruptionHandlingtrue
  • multilingualtrue
  • avgTurnLatencyMs320

Benchmarks

latencyP95Ms
520
turnStability
84.1
multilingualQuality
86.4

Community reviews

1 reviews • avg 4

Low latency voice turns

★ 4

Very responsive in support calls. We had to tune interruptions carefully.

Samples

Support call flow

Hindi-English mixed call assistant

Last verified: 24/2/2026, 2:24:25 am • Source: https://openrouter.ai/rankings
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