MODEL PROOF
Hy4 preview
NOT INDEPENDENTLY RATED
No independent LMArena score is published for this model.
Standard-window rate shown; discount 16:00–24:00 UTC every day: $0.751 in · $2.25 out.
- Independent LMArena score
- Not independently rated
- Context window
- 1.05M
- Maximum output
- 64K
- Input modalities
- text
- Output modalities
- text
- Published input price
- $0.834 / 1M tokens
- Published output price
- $2.50 / 1M tokens
- Pricing kind
- fixed
Inspect complete billing conditions and endpoint terms below.
Price from Tencent: the cheapest offer that is serving, at standard delivery and at the maker’s precision or better, at its standard rate.
Every price dimension · USD per million tokens
| Input | $0.834/M |
|---|---|
| Output | $2.50/M |
| Cached input | $0.042/M |
| Cache write | Unknown/M |
| Cache write 1h | Unknown/M |
| Reasoning | Unknown/M |
Price varies by time of day. The headline is the standard rate, $0.834 in · $2.50 out. Discount window 16:00–24:00 UTC every day: $0.751 in · $2.25 out.The discount is 10% off input.The windows come from the tencent/fp8 endpoint in the upstream endpoints feed, not from the time this page was built.
Who sells it
The same weights, different shops. Cheapest is not like-for-like when serving precision differs.
4 provider offers · rates, limits and conditions
Rates are USD per million tokens. Endpoint terms can differ even when the quoted price and precision match. A listed parameter is a provider declaration, not a task-success test.
| Seller | Input | Output | Precision | Uptime (1d) |
|---|---|---|---|---|
| Tencenttencent/fp8 Endpoint terms
| $0.834 | $2.50 | fp8 | 99.76% |
| DeepInfradeepinfra/fp8 Endpoint terms
| $0.834 | $2.50 | fp8 | 93.97% |
| Novitanovita/fp8 Endpoint terms
| $0.834 | $2.50 | fp8 | 99.90% |
| SiliconFlowsiliconflow/fp8 Endpoint terms
| $0.834 | $2.50 | fp8 | 98.24% |
Independent scores
No independent benchmark has measured this model. Unrated is not a score of zero.
Capability
| Context window | 1M |
|---|---|
| Max output | 64K |
| Input modes | text |
| Tool use | yes |
| Reasoning | optional |
| Open weights | Unknown |
Provenance
| Price source | openrouter.ai |
|---|---|
| Fetched | 2026-10-06 |
| Quality data | unrated |
Tencent: Hy4 preview is a mixture-of-experts model from Tencent, with 49B active parameters out of 770B total. It is designed for coding agents, complex tool-use workflows, and productivity tasks that...
Questions this page answers
What does Hy4 preview cost?
$0.834/M in, $2.50/M out in this catalogue, as of the fetch date on this page. That is the API row, not a subscription.
Does Hy4 preview have an independent quality score?
Hy4 preview has no independent quality score in this catalogue. Unrated is not a score of zero.
What beats Hy4 preview?
Hy4 preview has no independent quality score. Unrated is not a score of zero.
Does this page use Artificial Analysis scores for Hy4 preview?
No. Artificial Analysis figures are not published here. Quality on this page is LMArena Elo where a score exists; otherwise the row is unrated.
Does a missing score mean Hy4 preview scored zero?
Unrated is not a score of zero.
MODEL MONUMENT
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The verdict as one SVG, for a README or a docs page. It states this model's dominance status at the balanced workload on the LMArena lens, with the date it was computed, and it is rebuilt with the catalogue — so it changes when the verdict changes, including to one you would rather it did not.
[](https://undominated.ai/models/tencent__hy4-preview/)<a href="https://undominated.ai/models/tencent__hy4-preview/"><img src="https://undominated.ai/badge/tencent__hy4-preview.svg" alt="Hy4 preview — Undominated.ai dominance verdict" height="36"></a>Direct file: https://undominated.ai/badge/tencent__hy4-preview.svg — a static SVG, written by scripts/build-badges.mjs on every build, so the copy you embed is never
older than the last deploy.
