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DeepSeek-V4.1-Flash-1017 vs Grok 4.3

DeepSeek-V4.1-Flash-1017 leads the LLM Stats Score 51.2 to 22.0. DeepSeek-V4.1-Flash-1017 is 3.0x cheaper per token.

DeepSeek · xAI · Updated for 2026

Which is better?

DeepSeek-V4.1-Flash-1017 leads the overall LLM Stats Score 51.2 to 22.0, ranking #15 overall.

On price, DeepSeek-V4.1-Flash-1017 is roughly 3.0x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

DeepSeek-V4.1-Flash-1017 also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose DeepSeek-V4.1-Flash-1017

  • overall performance matters — it scores 51.2 and ranks #15 on LLM Stats
  • your work emphasizes reasoning and agents — it leads those capability indexes
  • cost matters — it's about 3.0x cheaper per token
  • you process long inputs — it offers a 1,048,576 token context window
  • you want the most recent training data — it shipped Oct 2026
  • you need open weights you can self-host or fine-tune

Choose Grok 4.3

  • you want predictable pricing at $1.25/M input and $2.50/M output

At a glance

The differences that matter most.

DeepSeek-V4.1-Flash-1017
DeepSeek
Grok 4.3
xAI
Core performance indexes
LLM Stats Score
51.2
#15
22.0
#202
Reasoning
48.8
#18
22.5
#193
Agents
38.7
#8
10.1
#141
Cost, coverage & limits
Benchmark wins
—
—
Input price
$0.30 / M
$1.25 / M
Output price
$1.20 / M
$2.50 / M
Context window
1,048,576
1,000,000

Individual benchmarks

11 reported for DeepSeek-V4.1-Flash-1017 · 1 for Grok 4.3

No common benchmarks found

DeepSeek-V4.1-Flash-1017 and Grok 4.3don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

DeepSeek-V4.1-Flash-1017 costs less

For input processing, DeepSeek-V4.1-Flash-1017 ($0.30/1M tokens) is 4.2x cheaper than Grok 4.3 ($1.25/1M tokens).

For output processing, DeepSeek-V4.1-Flash-1017 ($1.20/1M tokens) is 2.1x cheaper than Grok 4.3 ($2.50/1M tokens).

In conclusion, Grok 4.3 is more expensive than DeepSeek-V4.1-Flash-1017.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Fri Oct 23 2026 • llm-stats.com
DeepSeek
DeepSeek-V4.1-Flash-1017
Input tokens$0.30
Output tokens$1.20
Best providerDeepSeek
xAI
Grok 4.3
Input tokens$1.25
Output tokens$2.50
Best providerxAI
Notice missing or incorrect data?

Context Window

Maximum input and output token capacity

DeepSeek-V4.1-Flash-1017 accepts 1,048,576 input tokens compared to Grok 4.3's 1,000,000 tokens. Only DeepSeek-V4.1-Flash-1017 specifies output context (393,216 tokens).

DeepSeek
DeepSeek-V4.1-Flash-1017
Input1,048,576 tokens
Output393,216 tokens
xAI
Grok 4.3
Input1,000,000 tokens
Output- tokens
Fri Oct 23 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

DeepSeek-V4.1-Flash-1017 supports multimodal inputs, whereas Grok 4.3 does not.

DeepSeek-V4.1-Flash-1017 can handle both text and other forms of data like images, making it suitable for multimodal applications.

DeepSeek-V4.1-Flash-1017

Text
Images
Audio
Video

Grok 4.3

Text
Images
Audio
Video

License

Usage and distribution terms

DeepSeek-V4.1-Flash-1017 is licensed under MIT, while Grok 4.3 uses a proprietary license.

License differences may affect how you can use these models in commercial or open-source projects.

DeepSeek-V4.1-Flash-1017

MIT

Open weights

Grok 4.3

Proprietary

Closed source

Release Timeline

When each model was launched

DeepSeek-V4.1-Flash-1017 was released on 2026-10-17, while Grok 4.3 was released on 2026-05-06.

DeepSeek-V4.1-Flash-1017 is 5 months newer than Grok 4.3.

DeepSeek-V4.1-Flash-1017

Oct 17, 2026

3 days ago

5mo newer
Grok 4.3

May 6, 2026

5 months ago

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

DeepSeek-V4.1-Flash-1017 is available from DeepSeek. Grok 4.3 is available from xAI.

DeepSeek-V4.1-Flash-1017

deepseek logo
DeepSeek
Input Price:Input: $0.30/1MOutput Price:Output: $1.20/1M

Grok 4.3

xai logo
xAI
Input Price:Input: $1.25/1MOutput Price:Output: $2.50/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against DeepSeek-V4.1-Flash-1017 and Grok 4.3 side-by-side, then vote on the output you prefer.

DeepSeek-V4.1-Flash-1017
✓ Preferred
Grok 4.3
Open in Playground

FAQ

Common questions about DeepSeek-V4.1-Flash-1017 vs Grok 4.3.

Which is better, DeepSeek-V4.1-Flash-1017 or Grok 4.3?

DeepSeek-V4.1-Flash-1017 leads the LLM Stats Score 51.2 to 22.0. DeepSeek-V4.1-Flash-1017 is made by DeepSeek and Grok 4.3 is made by xAI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does DeepSeek-V4.1-Flash-1017 compare to Grok 4.3 in benchmarks?

DeepSeek-V4.1-Flash-1017 scores BabyVision: 92.5%, Chartography: 83.0%, DeepSWE 1.1: 77.0%, NL2Repo: 68.2%, AutomationBench: 60.5%. Grok 4.3 scores Finance Agent v2: 37.7%.

Is DeepSeek-V4.1-Flash-1017 cheaper than Grok 4.3?

DeepSeek-V4.1-Flash-1017 is 4.2x cheaper for input tokens. DeepSeek-V4.1-Flash-1017 costs $0.30/M input and $1.20/M output via deepseek. Grok 4.3 costs $1.25/M input and $2.50/M output via xai.

What are the context window sizes for DeepSeek-V4.1-Flash-1017 and Grok 4.3?

DeepSeek-V4.1-Flash-1017 supports 1.0M tokens and Grok 4.3 supports 1.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between DeepSeek-V4.1-Flash-1017 and Grok 4.3?

Key differences include LLM Stats Score (51.2 vs 22.0), context window (1.0M vs 1.0M), input pricing ($0.30 vs $1.25/M), multimodal support (yes vs no), licensing (MIT vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes DeepSeek-V4.1-Flash-1017 and Grok 4.3?

DeepSeek-V4.1-Flash-1017 is developed by DeepSeek and Grok 4.3 is developed by xAI.

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