DeepSeek V4.1 Flash model for reasoning and agentic coding
Specification
most-agreed values
Context
1M
Max output
384K
Released
2026-09-10
Knowledge cutoff
2025-05
Retires
—
Open weights
yes
Input
text, image
Output
text
Price
US dollars per million tokens · most-agreed
Input
$0.21
Output
$0.84
Cache read
$0.0042
Available from 2 hosts
| Host | In $/M | Out $/M | Cache rd | Cache wr | Context | Output | Retires |
|---|---|---|---|---|---|---|---|
| fireworks_ai | $0.21 | $0.84 | $0.0042 | — | 1M | 393K | — |
| fireworks-ai · accounts | $0.21 | $0.84 | $0.0042 | — | 1M | 384K | — |
More from DeepSeek
most-hosted first