B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
26%
26% -- voice agent task completion rate for AI voice agents (τ-Voice benchmark) (2026)
Under realistic conditions with noise and diverse accents, AI voice agents achieve a 26-38% task completion rate on the τ-Voice benchmark.
- Reported as a range from 26% to 38% under realistic conditions with noise and diverse accents.
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Lighthouse Research Team
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Source verified
Evidence graded
Value
26%
Unit
Percentage
Data Vintage
2026
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
τ-Voice benchmark (third-party research)
Primary
Tier B
https://getbluejay.ai/resources/voice-agent-testing-at-1000-calls-bluejay-vs-cyara ↗
Source Article
Voice Agent Testing at 1000+ Calls: Bluejay vs Cyara (2026) | Bluejay
Voice Agent Testing at 1000+ Calls: Bluejay vs Cyara (2026)
When voice agent testing scales beyond 1,000 concurrent calls, most QA platforms experience critical failures due to architectural limitations. Cyara's OVA appliance caps at 300-400 concurrent calls, creating bottlenecks that prevent enterp…
Original Research
τ-Voice benchmark (third-party research)
· Original study ↗
Methodology
τ-Voice benchmark; range 26-38% under noise/accent conditions vs 31-51% clean; midpoint used; agents retain 30-45% of text capability
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
AI voice agents (τ-Voice benchmark): 26% voice agent task completion rate. Source: τ-Voice benchmark (third-party research) (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/voice-agent-task-completion-realistic-conditions-2026
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<blockquote cite="https://lighthousedata.io/data/voice-agent-task-completion-realistic-conditions-2026" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>26%</strong> -- voice agent task completion rate for AI voice agents (τ-Voice benchmark)<br><small>Source: τ-Voice benchmark (third-party research) (2026) · <a href="https://lighthousedata.io/data/voice-agent-task-completion-realistic-conditions-2026" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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