---
title: "DeepSeek-V4.1-Flash"
type: entity
entity_type: model
url: https://frontiernewswire.com/models/deepseek-v4-1-flash
updated: 2026-10-20T13:05:01.000Z
---

# DeepSeek-V4.1-Flash

Canonical: https://frontiernewswire.com/models/deepseek-v4-1-flash

- **Type:** Model
- **Signals:** 3
- **First seen:** Sep 10, 2026
- **Last seen:** Oct 20, 2026

## Recent signals

- [DeepSeek open-sources DeepInfer, its high-performance inference framework that powers its production services, starting with support for DeepSeek-V4.1-Flash (Saritha Rai/Bloomberg)](https://frontiernewswire.com/s/deepseek-open-sources-deepinfer-its-high-performance-inference-f824e51c) (Oct 20, 2026)
- [DeepSeek-V4.1-Flash on Fireworks: Astra-level DeepSWE at 1/15th the cost](https://frontiernewswire.com/s/deepseek-v4-1-flash-on-fireworks-astra-level-deepswe-at-1-15th-the-e9f7a2b9) (Sep 13, 2026)
- [DeepSeek debuts DeepSeek-V4.1-Flash, its smallest model built on its new Causal Encoder-Decoder architecture, with 552B backbone parameters and 1M-token context (Reuters)](https://frontiernewswire.com/s/deepseek-debuts-deepseek-v4-1-flash-its-smallest-model-built-on-its-57c32864) (Sep 10, 2026)

## Related

- [DeepSeek](https://frontiernewswire.com/companies/deepseek) (Company)
- [GPT-6 Astra](https://frontiernewswire.com/models/gpt-6-astra) (Model)
- [Open-weight models](https://frontiernewswire.com/topics/open-weight-models) (Topic)
- [Fireworks AI](https://frontiernewswire.com/companies/fireworks-ai) (Company)

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