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speech-to-speech

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Jun 23, 2026 · Artificial Intelligence

Inside Artificial Analysis: Independent AI Voice Benchmarks for ASR, TTS, and Speech‑to‑Speech

Artificial Analysis provides an independent, reproducible benchmarking platform for voice AI, offering objective WER scores for ASR, Elo‑based blind‑listening scores for TTS, and three‑dimensional metrics for end‑to‑end speech dialogue, together with detailed methodology, top‑model rankings, and practical guidance for developers to choose the most suitable model and provider for their scenarios.

AI voice evaluationASRArtificial Analysis

0 likes · 14 min read

Inside Artificial Analysis: Independent AI Voice Benchmarks for ASR, TTS, and Speech‑to‑Speech

AI Engineering

May 13, 2026 · Artificial Intelligence

First End‑to‑End Voice Agent Benchmark Shows Grok Leads with 52% Real‑World Success Rate

Artificial Analysis released the τ‑Voice benchmark, testing speech‑to‑speech agents across 278 real‑world customer‑service scenarios, and found the top‑performing Grok Voice Think Fast 1.0 achieves only a 52.1% task‑completion rate while average dialogue lengths stay under seven minutes.

Grok Voicebenchmarkspeech-to-speech

0 likes · 7 min read

First End‑to‑End Voice Agent Benchmark Shows Grok Leads with 52% Real‑World Success Rate

AI Engineering

May 8, 2026 · Artificial Intelligence

How GPT‑Realtime‑2 Leverages GPT‑5‑Level Reasoning to Redefine Voice AI Architecture

OpenAI’s GPT‑Realtime‑2 embeds GPT‑5‑class reasoning into a continuous‑audio loop, achieving 96.6% accuracy on Big Bench Audio, offering adjustable inference intensity with latency from 1.12 s to 2.33 s, a 128 K context window, and demonstrable gains in real‑world call success rates, while prompting industry debate over pricing and competitive impact.

GPT-5GPT-Realtime-2Latency

0 likes · 5 min read

How GPT‑Realtime‑2 Leverages GPT‑5‑Level Reasoning to Redefine Voice AI Architecture