# H2O.ai’s TimeH2O-v1 tops time-series benchmarks with 91.9% win rate

Digest AI · Research · published 2026-10-26T04:28:00Z

Canonical: https://digestai.news/story/h2o-ais-timeh2o-v1-tops-time-series-benchmarks-with-91-9-win-rate

## Summary

It achieved a 91.9% win rate and a 50.8% lower forecast error than a seasonal-naive baseline across 100 forecasting tasks. The model handles univariate series and covariates, covering finance, healthcare, supply chain, and energy—without fine-tuning on fev-bench data. TimeH2O-v1 has 108 million parameters and is available on Hugging Face under a non-commercial license for internal testing. Commercial users must contact H2O.ai directly.

The company positions TimeH2O-v1 as a zero-shot forecasting tool that organizations can fine-tune for domain-specific use. H2O.ai emphasizes its ‘Sovereign AI Platform,’ which supports production deployment across cloud and air-gapped environments. The model’s performance aligns with its mission to democratize AI forecasting for regulated sectors like finance and healthcare, where accuracy and governance are critical.

## Key points

- TimeH2O-v1 leads fev-bench with 91.9% win rate, 50.8% lower error than baseline across 100 tasks
- Model handles univariate series and covariates (e.g., price, weather) with 108M parameters
- Available on Hugging Face under non-commercial license; commercial access requires direct contact

## Why it matters

A zero-shot time-series model this accurate could reduce costs for industries like retail, energy, and healthcare by cutting manual model retraining and improving demand planning.

## Sources

1. [H2O.ai's TimeH2O Beats Mistral, Google, and Amazon in Time-Series Forecasting](https://aol.com/articles/h2o-ais-timeh2o-beats-mistral-152900000.html) (aol.com, 2026-10-26)

Part of the developing story: [The Escalating Battle for Time Series AI Dominance](https://digestai.news/thread/mistral-ai-releases-timestral-forecasting-model-family-beats-google-timesfm-3) (2 stories)

## Cite

Digest AI, "H2O.ai’s TimeH2O-v1 tops time-series benchmarks with 91.9% win rate", 26 October 2026, https://digestai.news/story/h2o-ais-timeh2o-v1-tops-time-series-benchmarks-with-91-9-win-rate

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