DeepSeek V4 Flash 0731 Fast is a faster serving variant of DeepSeek V4 Flash 0731, DeepSeek's July 2026 release of its 284B-parameter Mixture-of-Experts model with 13B active parameters. The model has a 1M-token context window and is re-post-trained for stronger agentic performance, with low, high and max reasoning effort.
Modalities
In / out price
$0.35 / $0.70per 1M
Cached price
$0.0875per 1M
Context
1M
Max output
33K
Providers
1 routeCompare providers by price, privacy, and speed.
| Private | $0.35 | $0.70 | $0.0875 | 1M | 33K | — | — |
Privacy
2 / 4Private routing
Private tier
- Anonymous
- Private
- TEE
- E2EE
Prompt and response content is not retained after the request. Request content is visible to the inference runtime while it is being processed. Learn more
Features
7Streaming
Tool calling
Reasoning
JSON/schema
Web search
Code optimized
Prompt caching
Uptime
FAQ
Common questions about DeepSeek V4 Flash 0731 Fast.