Analysis Summary
DeepSeek V4 Flash 0731 is a cost-focused text model with a 1M token context window, vision support, tool use, and function calling. Input pricing is $0.09 per million tokens and output pricing is $0.18, giving it an efficient profile for long-document processing, visual brief review, structured SEO work, and high-volume automation.
The supplied data contains no model-specific benchmark results for this dated variant, so its reasoning and coding quality are not established here. Its combination of context, multimodal capability, and low output cost supports a practical evaluation in bounded workflows. It should be considered for routine or cost-sensitive tasks after testing, while complex agentic work and high-consequence client communication should remain with a benchmarked model.
Assessed August 9, 2026
Editorial notes
DeepSeek V4 Flash 0731 combines a 1M token context window, vision support, tool use, and function calling with low pricing. This variant has no model-specific benchmark results, so it remains a pilot candidate rather than a proven default.
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DFO Verdict
DeepSeek V4 Flash 0731 combines a 1M token context window, vision support, tool use, and function calling with low pricing. This variant has no model-specific benchmark results, so it remains a pilot candidate rather than a proven default.
How DeepSeek: DeepSeek V4 Flash 0731 compares
Its 1M-token context window is larger than 95% of the models we list. At $0.08 per million input tokens it is cheaper than 72% of comparable models.
Dark bar = input · light bar = output, scaled to the priciest peer.
1M tokens ≈ 8 full-length novels or ~2,500 pages of business documents in a single request.
Strongest on value. The pulled-in technical corner is the trade-off, and if the shape matters more than the price, this is your model.
Compare shapes side-by-side →Pricing
| Token Type | Cost per 1M tokens | Cost per 1K tokens |
|---|---|---|
| Input | $0.08 | $0.000080 |
| Output | $0.18 | $0.000180 |
What would DeepSeek: DeepSeek V4 Flash 0731 cost your business?
Pick the job that looks most like yours, then fine-tune with the sliders. Estimates update live.
A website chatbot handling around 100 customer conversations a day, a few short messages each.
Full calculator with 688 models → Price Calculator
These numbers get smaller with the right architecture.
We route routine calls to cheap models and save DeepSeek: DeepSeek V4 Flash 0731 for the hard ones. Most clients cut their estimate by 60-80%.
Talk to our teamAbout DeepSeek: DeepSeek V4 Flash 0731
DeepSeek V4 Flash 0731 is a sparse mixture-of-experts model from DeepSeek, with 13B active parameters out of 284B total. This re-post-trained revision is suited for coding, reasoning, and agent workflows.
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Frequently asked questions about DeepSeek: DeepSeek V4 Flash 0731
How much does DeepSeek: DeepSeek V4 Flash 0731 cost?
DeepSeek: DeepSeek V4 Flash 0731 costs $0.08 per million input tokens and $0.18 per million output tokens.
What is the context window of DeepSeek: DeepSeek V4 Flash 0731?
DeepSeek: DeepSeek V4 Flash 0731 has a context window of 1,048,576 tokens (1M).
What can DeepSeek: DeepSeek V4 Flash 0731 do?
DeepSeek: DeepSeek V4 Flash 0731 supports image/vision input, tool use, and function calling.
Who created DeepSeek: DeepSeek V4 Flash 0731?
DeepSeek: DeepSeek V4 Flash 0731 is developed by DeepSeek and was released on July 31, 2026.
Data sourced from the OpenRouter API, Artificial Analysis, the Hugging Face Open LLM Leaderboard and our own internal testing. Scores are editorially curated by our team.
Last updated: August 10, 2026 8:38 pm