DeepSeek-V4-Flash-Vision-Exp vs GPT-5.4 Pro
Benchmark Performance
Available Benchmarks
Technical Differences
Side-by-Side Facts
| Field | DeepSeek-V4-Flash-Vision-Exp | GPT-5.4 Pro |
|---|---|---|
| Developer | DeepSeek | OpenAI |
| Family | Deepseek V4 Flash Vision Exp | Gpt 5 4 |
| Model | DeepSeek-V4-Flash-Vision-Exp | GPT-5.4 Pro |
| Version | DeepSeek-V4-Flash-Vision-Exp | GPT-5.4 Pro |
| Lifecycle | preview | active |
| Released | 2026-08-21 | 2026-03-05 |
| Knowledge cutoff | Unknown | 2025-08-31 |
| Input modalities | Text, Image | Text, Image |
| Output modalities | Text | Text |
| Context window | 1,048,576 | 1,050,000 |
| Total parameters | 304,646,824,126 | Unknown |
| Active parameters | Unknown | Unknown |
| License | mit | Unknown |
| Open weights | Yes | No |
| API available | Yes | Yes |
| Self-hostable | Yes | No |
| Provider access | DeepSeek (Standard), Deepinfra (Standard), Fireworks Ai (Standard) | Openai (Standard), Openrouter (Standard) |
| Capabilities | chat, generation, reasoning, structured_outputs, tools | chat, generation, reasoning, structured_outputs, tools |
14 comparable fields · 10 material differences · Pair passes the primary-source comparison gate
DeepSeek-V4-Flash-Vision-Exp Capabilities
GPT-5.4 Pro Capabilities
Internal Comparison Graph
Related Comparisons
| A | Pair | B | Context |
|---|---|---|---|
DeepSeek-V4-FlashDeepSeek | vs | DeepSeek-V4-Flash-Vision-ExpDeepSeek | family variantstext |
DeepSeek-V4-Flash-Vision-ExpDeepSeek | vs | DeepSeek-V4-ProDeepSeek | family variantstext |
DeepSeek-V4-Flash-Vision-ExpDeepSeek | vs |  GLM-5.3-FlashZ.ai | cross-developer peersimage, text |
 Qwen3.8-27BQwen | vs | DeepSeek-V4-Flash-Vision-ExpDeepSeek | cross-developer peersimage, text |
DeepSeek-V4-Flash-Vision-ExpDeepSeek | vs |  Gemini 3.1 ProGoogle DeepMind | cross-developer peerstext |
Claude Fable 5.1Anthropic | vs | DeepSeek-V4-Flash-Vision-ExpDeepSeek | cross-developer peersimage, text |
GPT-5.4 ProOpenAI | vs | GPT-5.5OpenAI | family variantsimage, text |
GPT-5.4 ProOpenAI | vs | GPT-5.5 ProOpenAI | family variantsimage, text |
DeepSeek-V4-Flash-Vision-ExpDeepSeek | vs | Gemma 4 31BGoogle DeepMind | cross-developer peersimage, text |
DeepSeek-V4-Flash-Vision-ExpDeepSeek | vs | Gemma 4 26B-A4BGoogle DeepMind | cross-developer peersimage, text |
Claude Opus 4.6Anthropic | vs | GPT-5.4 ProOpenAI | cross-developer peersimage, text |
Claude Opus 4.7Anthropic | vs | GPT-5.4 ProOpenAI | cross-developer peersimage, text |
Primary Evidence
Sources and Freshness
Questions
DeepSeek-V4-Flash-Vision-Exp vs GPT-5.4 Pro FAQs
Is DeepSeek-V4-Flash-Vision-Exp or GPT-5.4 Pro better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both DeepSeek-V4-Flash-Vision-Exp and GPT-5.4 Pro, 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 GPT-5.4 Pro?+
DeepSeek-V4-Flash-Vision-Exp is $0.22 and GPT-5.4 Pro is $30.00 per million tokens, so DeepSeek-V4-Flash-Vision-Exp is cheaper on this metric. DeepSeek-V4-Flash-Vision-Exp is $0.66 and GPT-5.4 Pro is $180.00 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 GPT-5.4 Pro?+
GPT-5.4 Pro has the larger sourced context window. DeepSeek-V4-Flash-Vision-Exp supports 1,048,576 and GPT-5.4 Pro supports 1,050,000.
Which performs better in benchmarks, DeepSeek-V4-Flash-Vision-Exp or GPT-5.4 Pro?+
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 GPT-5.4 Pro be self-hosted?+
DeepSeek-V4-Flash-Vision-Exp is the only model in this pair currently marked as self-hostable. DeepSeek-V4-Flash-Vision-Exp is open weight; GPT-5.4 Pro is not marked open weight.
Can DeepSeek-V4-Flash-Vision-Exp and GPT-5.4 Pro understand images?+
DeepSeek-V4-Flash-Vision-Exp is documented with image input; GPT-5.4 Pro is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, DeepSeek-V4-Flash-Vision-Exp or GPT-5.4 Pro?+
DeepSeek-V4-Flash-Vision-Exp has the larger sourced maximum output: DeepSeek-V4-Flash-Vision-Exp supports 393,216 and GPT-5.4 Pro supports 128,000 output tokens.
Do DeepSeek-V4-Flash-Vision-Exp and GPT-5.4 Pro support reasoning and tool use?+
DeepSeek-V4-Flash-Vision-Exp: reasoning, tool calling, and image input. GPT-5.4 Pro: reasoning, tool calling, and image input. Feature support does not establish relative quality.
Which is available from more inference providers, DeepSeek-V4-Flash-Vision-Exp or GPT-5.4 Pro?+
DeepSeek-V4-Flash-Vision-Exp has 3 sourced provider routes; GPT-5.4 Pro has 2, so DeepSeek-V4-Flash-Vision-Exp has broader tracked availability.
Which offers better value, DeepSeek-V4-Flash-Vision-Exp or GPT-5.4 Pro?+
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.