Krafton Raon SpeechLM
Listed Proprietary · Krafton
2
/100
Krafton Raon SpeechLM is a proprietary text-to-speech (TTS) API from Krafton, measured by one independent benchmark, Artificial Analysis.
Artificial Analysis
Google Neural2 Google · text-to-speech (TTS) API
ListedSpeech Arena Elo 892 on Artificial Analysis, latency not measured; ranked 104th (tied) of 112 in the TTS for Voice Agents 2026 index.
Benchmark summary: 2/100, ranked 104th (tied) of 112 in the TTS for Voice Agents 2026 index (Listed). Strongest criterion: price, 1.6 of 5 points.
Google Neural2 is a proprietary text-to-speech (TTS) API from Google, measured by one independent benchmark, Artificial Analysis.
Overall score
2 /100
Score breakdown
- Real-time speed 0 /60
- Voice quality 0.4 /20
- Accuracy 0 /15
- Price 1.6 /5
Data checked on September 30, 2026
Updated after each benchmark capture
Every point comes from a public benchmark: sources · methodology
Google Neural2 ranks 104th of 112 in the 2026 text-to-speech (TTS) API benchmark, with a score of 2/100.
Real-time latency
Neither Coval nor Speko measures Google Neural2's latency, so it scores 0 of 60 on real-time speed and does not appear in the real-time ranking.
Accuracy (word error rate)
No accuracy measurement: Coval does not measure its word error rate and Speko does not rate its pronunciation robustness, so accuracy counts 0 of 15.
Voice quality
In the Artificial Analysis Speech Arena (capture of October 1, 2026), Google Neural2 has an Elo of 892 (±12, 95% confidence) from 6,452 blind comparisons, 88th highest of the 92 models Artificial Analysis rates.
Price
Artificial Analysis lists Google Neural2 at $16 per 1M characters (28th lowest of the 78 models Artificial Analysis lists a price for).
Benchmark measurements
Artificial Analysis Speech Arena
- Speech Arena Elo (blind listener preference)
- 892
- Elo 95% interval (±)
- 12
- Arena rank
- 88
- Arena rank range
- 86-90
- Arena appearances
- 6,452
- Voices tested
- 8
- Price per 1M characters
- 16 USD
- Released
- Jun 2022
- Artificial Analysis model
- Neural2
- Artificial Analysis leaderboard
- artificialanalysis.ai
Not collected
- Speed (Coval time to first audio) — not measured by Coval (capture of 2026-10-01, 30-day window); counts 0
- Speed (Speko time to first audio) — not measured by Speko (capture of 2026-10-01); counts 0
- Quality (Speko naturalness) — not measured by Speko (capture of 2026-10-01); counts 0
- Accuracy (Coval word error rate) — not measured by Coval (capture of 2026-10-01, 30-day window); counts 0
- Accuracy (Speko robustness) — not measured by Speko (capture of 2026-10-01); counts 0
- Price (Speko cost per 1M characters) — not measured by Speko (capture of 2026-10-01); counts 0
Similar TTS models
Murf Speech Gen 2
Listed Proprietary · Murf AI
2
/100
Murf Speech Gen 2 is a proprietary text-to-speech (TTS) API from Murf AI, measured by one independent benchmark, Artificial Analysis.
Artificial Analysis
Xiaomi MiMo-V2-TTS
Listed Proprietary · Xiaomi
2.1
/100
Xiaomi MiMo-V2-TTS is a proprietary text-to-speech (TTS) API from Xiaomi, measured by one independent benchmark, Artificial Analysis.
Artificial Analysis