Pairwise benchmark snapshot · Aug 16, 2026noindex (thin pair)
Comparing verified benchmark accuracy, speed, and token pricing between DeepSeek V4 Flash and GPT Image 1.5. Review the complete breakdown below to determine which model best fits your performance and budget requirements.
DeepSeek Jul 31 2026 price-performance SKU. Public listings put it near $0.14/$0.28 per 1M tokens.
Previous OpenAI image generation flagship. High fidelity with proven enterprise reliability.
Currently comparing DeepSeek V4 Flash vs GPT Image 1.5. Alternative family tiers available.
Single model data
No latency data
Unpriced
Category wins across reasoning intelligence, generation speed, and token cost.
Arena Preference Elo, prompt fidelity & typography score
Time to render full-resolution image snapshot (seconds)
API inference cost per 1,000 generated images
| Benchmark | DeepSeek V4 Flash | GPT Image 1.5 | Advantage Delta |
|---|---|---|---|
| Image Elo | — | — | |
| Generation time | — | — | |
| Price per 1k images | — | $133/1k | — |
| Prompt adherence | — | — | |
| Text rendering | — | — |
Simulate monthly production API costs in USD (US Dollar).
DeepSeek V4 Flash is estimated to save $3,325.00/month ($39,900/year).
Need SWE-bench on both sides.
Need list prices.
Need TTFT on both sides.
Need context sizes.
GPT Image 1.5 is the side marked multimodal in the catalog.
| Target Workload | Recommended Pick | Evaluation Rationale |
|---|---|---|
| Repo / coding agents | insufficient data | Need SWE-bench on both sides. |
| High-volume chat | insufficient data | Need list prices. |
| Voice / low-latency UI | insufficient data | Need TTFT on both sides. |
| Long-document RAG | insufficient data | Need context sizes. |
| Screenshots / vision | GPT Image 1.5 | GPT Image 1.5 is the side marked multimodal in the catalog. |
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Verified Head-to-Head Telemetry