DeepSeek V4 Flash Vision Exp vs Hy4 preview
Model Markets Rankings
Intelligence, Cost, and Efficiency
| Ranking | DeepSeek-V4-Flash-Vision-Exp | Hy4 preview |
|---|---|---|
| CostLower is better · Published-token output estimate | #8 of 36$0.035 per LiveBench case | UnrankedNot in the 36-model eligible cohort |
Ranks come from the current complete eligible cohorts. Green highlights appear only when both models are ranked in the same metric. Missing required inputs remain unranked, and the three dimensions are not collapsed into an overall winner.
Benchmark Performance
Available Benchmarks
Technical Differences
Side-by-Side Facts
| Field | DeepSeek-V4-Flash-Vision-Exp | Hy4 preview |
|---|---|---|
| Developer | DeepSeek | Tencent |
| Family | Deepseek V4 Flash Vision Exp | Hy4 |
| Model | DeepSeek-V4-Flash-Vision-Exp | Hy4 preview |
| Version | DeepSeek-V4-Flash-Vision-Exp | Hy4 preview |
| Lifecycle | preview | preview |
| Released | 2026-08-21 | 2026-08-28 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text, Image | Text |
| Output modalities | Text | Text |
| Context window | 1,049K | 1,000K |
| Total parameters | 304.6B | 770B |
| Active parameters | Unknown | 49B |
| License | mit | apache-2.0 |
| Open weights | Yes | Yes |
| API available | Yes | Yes |
| Self-hostable | Yes | Yes |
| Provider access | DeepSeek (Standard), Deepinfra (Standard), Fireworks Ai (Standard) | Openrouter (Standard) |
| Capabilities | chat, generation, reasoning, structured_outputs, tools | chat, generation, reasoning, tools |
16 comparable fields · 11 material differences · Pair passes the primary-source comparison gate
DeepSeek V4 Flash Vision Exp Capabilities
Hy4 preview Capabilities
Internal Comparison Graph
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Primary Evidence
Sources and Freshness
Questions
DeepSeek V4 Flash Vision Exp vs Hy4 preview FAQs
Is DeepSeek V4 Flash Vision Exp or Hy4 preview better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both DeepSeek V4 Flash Vision Exp and Hy4 preview, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, DeepSeek V4 Flash Vision Exp or Hy4 preview?+
DeepSeek V4 Flash Vision Exp is $0.22 and Hy4 preview is $0.834 per million tokens, so DeepSeek V4 Flash Vision Exp is cheaper on this metric. DeepSeek V4 Flash Vision Exp is $0.66 and Hy4 preview is $2.501 per million tokens, so DeepSeek V4 Flash Vision Exp is cheaper on this metric.
Which has a larger context window, DeepSeek V4 Flash Vision Exp or Hy4 preview?+
DeepSeek V4 Flash Vision Exp has the larger sourced context window. DeepSeek V4 Flash Vision Exp supports 1,049K and Hy4 preview supports 1,000K.
Which performs better in benchmarks, DeepSeek V4 Flash Vision Exp or Hy4 preview?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can DeepSeek V4 Flash Vision Exp or Hy4 preview be self-hosted?+
Both models have the same recorded self-hosting status: supported. DeepSeek V4 Flash Vision Exp is open weight; Hy4 preview is open weight.
Can DeepSeek V4 Flash Vision Exp and Hy4 preview understand images?+
DeepSeek V4 Flash Vision Exp is documented with image input; Hy4 preview is not documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, DeepSeek V4 Flash Vision Exp or Hy4 preview?+
Neither has a larger sourced maximum output. DeepSeek V4 Flash Vision Exp is 393K and Hy4 preview is —.
Do DeepSeek V4 Flash Vision Exp and Hy4 preview support reasoning and tool use?+
DeepSeek V4 Flash Vision Exp: reasoning, tool calling, and image input. Hy4 preview: reasoning and tool calling. Feature support does not establish relative quality.
Which is available from more inference providers, DeepSeek V4 Flash Vision Exp or Hy4 preview?+
DeepSeek V4 Flash Vision Exp has 3 sourced provider routes; Hy4 preview has 1, so DeepSeek V4 Flash Vision Exp has broader tracked availability.
Which offers better value, DeepSeek V4 Flash Vision Exp or Hy4 preview?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.