deepseek-v4-flash-0731
Top-3 open model: frontier reasoning at flash speed and price.
Value rank
#3 of 18
intelligence per dollar in our catalogue
Context rank
#1 tied
1M token window
Agentic strength
79%
Terminal-Bench v2.1 task completion
Benchmarks
Independent scores by Artificial Analysis, compared with the strongest models in our catalogue.
Intelligence index
Coding index
Agentic (Terminal-Bench v2.1)
Long context
Best for
Where this model earns its keep.
The numbers
Pricing is live from our platform. Prices per 1M tokens, zero data retention on every request.
| Input price | $0.25 |
| Cache read price | $0.06 |
| Output price | $0.30 |
| Context window | 1M tokens |
| Intelligence / coding index | 34.5 / 69.1 |
| Agentic: Terminal-Bench v2.1 / tau2 | 79% / - |
| Long-context reasoning | 80% |
| GPQA / MMLU-Pro | 91% / - |
Or consider
Close alternatives in the catalogue.
glm-5.2
Intelligence 34 · agentic 78%
qwen3.8-27b
Intelligence 33.9 · agentic 80%
deepseek-v4-pro
Intelligence 36.3 · agentic 79%
Quick start
OpenAI-compatible. Switch in one line.
client = OpenAI(base_url="https://api.tensorx.ai/v1", api_key="tsx-...")
r = client.chat.completions.create(
model="deepseek/deepseek-v4-flash-0731",
messages=[{"role": "user", "content": "Hello"}],
)
Benchmark data from the Artificial Analysis Intelligence Index, measured independently. Pricing live from the TensorX platform. All inference on EU-sovereign infrastructure with zero data retention.