GPT-4o Mini vs Hy4 preview
Benchmark Performance
Available Benchmarks
Technical Differences
Side-by-Side Facts
| Field | GPT-4o Mini | Hy4 preview |
|---|---|---|
| Developer | OpenAI | Tencent |
| Family | Gpt 4o | Hy4 |
| Model | GPT-4o Mini | Hy4 preview |
| Version | GPT-4o Mini | Hy4 preview |
| Lifecycle | active | preview |
| Released | Unknown | 2026-08-28 |
| Knowledge cutoff | 2023-10-01 | Unknown |
| Input modalities | Text, Image | Text |
| Output modalities | Text | Text |
| Context window | 128K | 1,000K |
| Total parameters | Unknown | 770B |
| Active parameters | Unknown | 49B |
| License | Unknown | apache-2.0 |
| Open weights | No | Yes |
| API available | Yes | Yes |
| Self-hostable | No | Yes |
| Provider access | Openai (Standard), Openrouter (Standard) | Openrouter (Standard) |
| Capabilities | chat, generation, tools | chat, generation, reasoning, tools |
13 comparable fields · 11 material differences · Pair passes the primary-source comparison gate
GPT-4o Mini Capabilities
Hy4 preview Capabilities
Internal Comparison Graph
Related Comparisons
| A | Pair | B | Context |
|---|---|---|---|
GPT-4o MiniOpenAI | vs | GPT-6 AstraOpenAI | family variantsimage, text |
Claude Fable 5.1Anthropic | vs | GPT-4o MiniOpenAI | cross-developer peersimage, text |
 Gemini 3.1 ProGoogle DeepMind | vs | GPT-4o MiniOpenAI | cross-developer peerstext |
 DeepSeek-V4-ProDeepSeek | vs | GPT-4o MiniOpenAI | cross-developer peerstext |
GPT-4o MiniOpenAI | vs | Grok 4.6xAI | cross-developer peersimage, text |
GPT-4o MiniOpenAI | vs |  Qwen3.8-MaxQwen | cross-developer peersimage, text |
 Kimi-K3Moonshot AI | vs | GPT-4o MiniOpenAI | cross-developer peersimage, text |
 MiniMax-M3MiniMax | vs | GPT-4o MiniOpenAI | cross-developer peersimage, text |
GPT-4o MiniOpenAI | vs |  GLM-5.3Z.ai | cross-developer peerstext |
Seed 2.1 ProByteDance Seed | vs | GPT-4o MiniOpenAI | cross-developer peersimage, text |
 Mistral Large 3Mistral AI | vs | GPT-4o MiniOpenAI | cross-developer peersimage, text |
| vs | GPT-4o MiniOpenAI | cross-developer peersimage, text |
Primary Evidence
Sources and Freshness
Questions
GPT-4o Mini vs Hy4 preview FAQs
Is GPT-4o Mini or Hy4 preview better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both GPT-4o Mini and Hy4 preview, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, GPT-4o Mini or Hy4 preview?+
GPT-4o Mini is $0.075 and Hy4 preview is $0.834 per million tokens, so GPT-4o Mini is cheaper on this metric. GPT-4o Mini is $0.30 and Hy4 preview is $2.501 per million tokens, so GPT-4o Mini is cheaper on this metric.
Which has a larger context window, GPT-4o Mini or Hy4 preview?+
Hy4 preview has the larger sourced context window. GPT-4o Mini supports 128K and Hy4 preview supports 1,000K.
Which performs better in benchmarks, GPT-4o Mini or Hy4 preview?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can GPT-4o Mini or Hy4 preview be self-hosted?+
Hy4 preview is the only model in this pair currently marked as self-hostable. GPT-4o Mini is not marked open weight; Hy4 preview is open weight.
Can GPT-4o Mini and Hy4 preview understand images?+
GPT-4o Mini 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, GPT-4o Mini or Hy4 preview?+
Neither has a larger sourced maximum output. GPT-4o Mini is 16K and Hy4 preview is —.
Do GPT-4o Mini and Hy4 preview support reasoning and tool use?+
GPT-4o Mini: 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, GPT-4o Mini or Hy4 preview?+
GPT-4o Mini has 2 sourced provider routes; Hy4 preview has 1, so GPT-4o Mini has broader tracked availability.
Which offers better value, GPT-4o Mini 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.