deepseek-v4-flash vs hy4-preview
Both can be used on onomeo. Everything below comes from calls made through this site.
- deepseek-v4-flash
- 3 advantages
- hy4-preview
- 1 advantage
How to choose
deepseek-v4-flashSteadier this week: 98% of tests passedFaster: 2.3s on averageHigher in this week's ranking: #5
hy4-previewNo training on conversations
deepseek-v4-flash
By DeepSeek
hy4-preview
By TencentNew this week
Where they differ
deepseek-v4-flashhy4-preview
On this site
99%1112 callsAvailability, last 3 days97%87 calls
98%2340 testsAvailability, this week's tests95%100 tests
2.3sAverage response this week3.5s
#5Place in this week's ranking#10
The model itself
384K tokensLongest reply64K tokens
The provider does not say.Conversations used for trainingNot used for training.
May 2025Knowledge cutoffNot published
24 Apr 2026Released28 Aug 2026
Where they match
- Price per replyFree
- Context length1M tokens
- Reads imagesNo
- Calls toolsYes
- Thinks before answeringYes
- Open weightsYes
Availability over 3 days counts every call made through the site; this week's availability counts every call over the last 7 days, scheduled tests included, and response time comes from the site's own scheduled tests. Free models are counted in calls; big models are charged by usage, in US dollars.
Compare next
deepseek-v4-flash against other models
hy4-preview against other models
Figures come from real calls made through this site. Models are served by third-party providers and may slow down or be withdrawn; this page follows those changes.