HiLS Attention 7B (Tencent) and Hy4 preview (Tencent) compared on the ModelCap Index, API price, context window, provider availability, weight access and every public benchmark board they share. Figures are the same ones shown on the live rankings; nothing here is a hidden score.
Snapshot as of 15 September 2026
As of 15 September 2026, Hy4 preview holds the stronger ModelCap Index position (#26 vs #212).
Evidence: finetune of allenai/Olmo-3-1025-7B · finetune (100%) · 9 reported rows against measured corpus ladders (38%); publisher-corpus-prior over 194 held-out anchors (12%); opens above measured predecessor tencent/hy3 on same-family ordering evidence (41%); 1 specialist-board observation at 2.5% support (9%); shrunk 1.2 toward the measured corpus. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.
Benchmark scores: HiLS Attention 7B vs Hy4 preview
Public benchmark boards where HiLS Attention 7B or Hy4 preview has a published result
HiLS Attention 7B vs Hy4 preview: common questions
Is HiLS Attention 7B better than Hy4 preview?
Hy4 preview ranks higher on the ModelCap Index as of 15 September 2026: #26 against #212. That is a capability ranking built from public benchmark evidence with published uncertainty; whether it is "better" for you also depends on price, context and where you can run it. Their published uncertainty intervals do not overlap, but the aggregate Index does not predict performance on every task; compare the relevant benchmark configurations before choosing.
Is HiLS Attention 7B cheaper than Hy4 preview?
At least one of the two has no listed API price on ModelCap right now, so no price comparison is made.
Which has the bigger context window, HiLS Attention 7B or Hy4 preview?
Both publish a —-token context window.
Which is better for coding, HiLS Attention 7B or Hy4 preview?
The two models do not share a coding benchmark board on ModelCap yet, so no head-to-head coding score is published; the ModelCap Index position is the closest overall signal.
Are HiLS Attention 7B and Hy4 preview open-weight models?
HiLS Attention 7B: Open weights. Hy4 preview: Open weights. Open weights mean the checkpoint can be downloaded and self-hosted under its licence; API-only models are available solely through hosted endpoints.
Where can I run HiLS Attention 7B and Hy4 preview?
ModelCap currently lists 0 API providers for HiLS Attention 7B and 1 for Hy4 preview, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.
How current is this HiLS Attention 7B vs Hy4 preview comparison?
Every figure comes from the sealed ModelCap dataset published 15 September 2026; the page re-renders within a minute of each data refresh, and the ModelCap Index positions are the same ones shown on the live rankings.