---
title: "DeepSeek V4.1 Flash (DeepSeek) - Financial AI Performance - FinanceBenchmark"
description: "Independent evaluation and benchmark scores for DeepSeek V4.1 Flash on financial reasoning."
canonical: "https://financebenchmark.ai/models/deepseek-v4-1-flash"
type: "text/markdown"
---
# DeepSeek V4.1 Flash

> Developed by **DeepSeek** · Released 2026-09-10 · License: open-weight

## Table of Contents
- [1. Model Profile & Summary](#profile)
- [2. FB Composite Score](#composite-score)
- [3. All Evaluated Benchmarks](#benchmarks)
- [4. Certification & Verification](#verification)

## 1. Model Profile & Summary {#profile}

- **Organization:** DeepSeek
- **Release Date:** 2026-09-10
- **License:** open-weight (Open-Weight)
- **Context Window:** 1M
- **FB Certified:** Standard Attribution

## 2. FB Composite Score {#composite-score}

**Composite FB Score: 54.8 / 100**

- Benchmarks Evaluated: **3 of 42**

## 3. All Evaluated Benchmarks {#benchmarks}

| Benchmark | Category | Overall Score | Eval Date | Source |
|:----------|:---------|:-------------:|:---------:|:------:|
| [Finance Agent Benchmark](https://financebenchmark.ai/benchmarks/finance-agent.md) | agentTasks | **53.5%** | 2026-09 | [Paper](https://vals.ai/benchmarks/fabv2) |
| [Excel Modeling Benchmark](https://financebenchmark.ai/benchmarks/emb.md) | documentQA, forensic | **69.2%** | 2026-10 | [Paper](https://vals.ai/benchmarks/emb) |
| [Tax Agent Bench](https://financebenchmark.ai/benchmarks/tax-agent-bench.md) | forensic, agentTasks | **44.4%** | 2026-10 | [Paper](https://vals.ai/benchmarks/tax_agent_bench) |

## 4. Certification & Verification {#verification}

Embed live verification badge:

```html
<img src="https://financebenchmark.ai/embed/badge/deepseek-v4-1-flash" alt="DeepSeek V4.1 Flash FinanceBenchmark Score" />
```