deepseek-v4.1-flash
748B multimodal MoE: frontier agentic coding at flash speed.
Value rank
#4 of 12
intelligence per dollar in our catalogue
Context rank
#1 tied
1M token window
Benchmarks
Independent scores by Artificial Analysis, compared with the strongest models in our catalogue.
Intelligence index
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 | $0.50 |
| Cache read price | $0.13 |
| Output price | $1.50 |
| Context window | 1M tokens |
| Intelligence / coding index | 39.5 / - |
| Long-context reasoning | 84% |
Or consider
Close alternatives in the catalogue.
qwen3.8-flash-next
Intelligence 39.9 · agentic 86%
glm-5.3-flash
Intelligence 41.9 · agentic 84%
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-v4.1-flash",
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.