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DeepSeek-V4-Flash-Vision-Exp vs GPT-6 Astra

GPT-6 Astra leads the LLM Stats Score 59.6 to 46.0. DeepSeek-V4-Flash-Vision-Exp is 60.6x cheaper per token.

DeepSeek · OpenAI · Updated for 2026

Which is better?

GPT-6 Astra leads the overall LLM Stats Score 59.6 to 46.0, ranking #1 overall.

In the 2 individual benchmarks reported for both models, GPT-6 Astra wins 2; this is a narrower head-to-head signal than the composite indexes.

On price, DeepSeek-V4-Flash-Vision-Exp is roughly 60.6x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

GPT-6 Astra also accepts a larger context window (1,050,000 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-Flash-Vision-Exp

  • cost matters — it's about 60.6x cheaper per token

Choose GPT-6 Astra

  • overall performance matters — it scores 59.6 and ranks #1 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 2 of 2 exact shared results
  • you process long inputs — it offers a 1,050,000 token context window
  • you want the most recent training data — it shipped Sep 2026

At a glance

The differences that matter most.

DeepSeek-V4-Flash-Vision-Exp
DeepSeek
GPT-6 Astra
OpenAI
Core performance indexes
LLM Stats Score
46.0
#27
59.6
#1
Reasoning
42.4
#44
57.5
#1
Coding
35.1
#30
48.5
#1
Agents
32.9
#25
45.7
#1
Cost, coverage & limits
Benchmark wins
0 of 2
2 of 2
Input price
$0.22 / M
$10.00 / M
Output price
$0.66 / M
$50.00 / M
Context window
1,048,576
1,050,000

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
DeepSeek-V4-Flash-Vision-Exp
GPT-6 Astra
Tool use
25.6#34
35.6#1
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

7 reported for DeepSeek-V4-Flash-Vision-Exp · 22 for GPT-6 Astra

2 shared

DeepSeek-V4-Flash-Vision-Exp outperforms in 0 benchmarks, while GPT-6 Astra is better at 2 benchmarks (Agents' Last Exam, AutomationBench).

GPT-6 Astra significantly outperforms across most benchmarks.

Sun Sep 20 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

DeepSeek-V4-Flash-Vision-Exp costs less

For input processing, DeepSeek-V4-Flash-Vision-Exp ($0.22/1M tokens) is 45.5x cheaper than GPT-6 Astra ($10.00/1M tokens).

For output processing, DeepSeek-V4-Flash-Vision-Exp ($0.66/1M tokens) is 75.8x cheaper than GPT-6 Astra ($50.00/1M tokens).

In conclusion, GPT-6 Astra is more expensive than DeepSeek-V4-Flash-Vision-Exp.*

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

Lowest available price from all providers
Sun Sep 20 2026 • llm-stats.com
DeepSeek
DeepSeek-V4-Flash-Vision-Exp
Input tokens$0.22
Output tokens$0.66
Best providerDeepSeek
OpenAI
GPT-6 Astra
Input tokens$10.00
Output tokens$50.00
Best providerOpenAI
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

GPT-6 Astra accepts 1,050,000 input tokens compared to DeepSeek-V4-Flash-Vision-Exp's 1,048,576 tokens. DeepSeek-V4-Flash-Vision-Exp can generate longer responses up to 393,216 tokens, while GPT-6 Astra is limited to 128,000 tokens.

DeepSeek
DeepSeek-V4-Flash-Vision-Exp
Input1,048,576 tokens
Output393,216 tokens
OpenAI
GPT-6 Astra
Input1,050,000 tokens
Output128,000 tokens
Sun Sep 20 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both DeepSeek-V4-Flash-Vision-Exp and GPT-6 Astra support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

DeepSeek-V4-Flash-Vision-Exp

Text
Images
Audio
Video

GPT-6 Astra

Text
Images
Audio
Video

Release Timeline

When each model was launched

DeepSeek-V4-Flash-Vision-Exp was released on 2026-08-21, while GPT-6 Astra was released on 2026-09-04.

GPT-6 Astra is 0 month newer than DeepSeek-V4-Flash-Vision-Exp.

DeepSeek-V4-Flash-Vision-Exp

Aug 21, 2026

1 months ago

GPT-6 Astra

Sep 4, 2026

2 weeks ago

2w newer

Knowledge Cutoff

When training data ends

GPT-6 Astra has a documented knowledge cutoff of 2026-04-30, while DeepSeek-V4-Flash-Vision-Exp's cutoff date is not specified.

We can confirm GPT-6 Astra's training data extends to 2026-04-30, but cannot make a direct comparison without DeepSeek-V4-Flash-Vision-Exp's cutoff date.

DeepSeek-V4-Flash-Vision-Exp

—

GPT-6 Astra

Apr 2026

Provider Availability

DeepSeek-V4-Flash-Vision-Exp is available from DeepSeek, DeepInfra. GPT-6 Astra is available from OpenAI.

DeepSeek-V4-Flash-Vision-Exp

deepseek logo
DeepSeek
Input Price:Input: $0.22/1MOutput Price:Output: $0.66/1M
deepinfra logo
Deepinfra
Input Price:Input: $0.44/1MOutput Price:Output: $1.32/1M

GPT-6 Astra

openai logo
OpenAI
Input Price:Input: $10.00/1MOutput Price:Output: $50.00/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against DeepSeek-V4-Flash-Vision-Exp and GPT-6 Astra side-by-side, then vote on the output you prefer.

DeepSeek-V4-Flash-Vision-Exp
✓ Preferred
GPT-6 Astra
Open in Playground

FAQ

Common questions about DeepSeek-V4-Flash-Vision-Exp vs GPT-6 Astra.

Which is better, DeepSeek-V4-Flash-Vision-Exp or GPT-6 Astra?

GPT-6 Astra leads the LLM Stats Score 59.6 to 46.0. DeepSeek-V4-Flash-Vision-Exp is made by DeepSeek and GPT-6 Astra is made by OpenAI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does DeepSeek-V4-Flash-Vision-Exp compare to GPT-6 Astra in benchmarks?

DeepSeek-V4-Flash-Vision-Exp scores Terminal-Bench 2.1: 83.9%, DSBench-Hard: 63.6%, DeepSWE: 59.3%, NL2Repo: 57.7%, ZEROBench: 35.0%. GPT-6 Astra scores ExploitBench: 100.0%, ARC-AGI-3: 99.9%, ARC-AGI: 98.5%, FrontierMath Tier 4 (v2): 97.6%, GPQA: 96.0%.

Is DeepSeek-V4-Flash-Vision-Exp cheaper than GPT-6 Astra?

DeepSeek-V4-Flash-Vision-Exp is 45.5x cheaper for input tokens. DeepSeek-V4-Flash-Vision-Exp costs $0.22/M input and $0.66/M output via deepseek. GPT-6 Astra costs $10.00/M input and $50.00/M output via openai.

What are the context window sizes for DeepSeek-V4-Flash-Vision-Exp and GPT-6 Astra?

DeepSeek-V4-Flash-Vision-Exp supports 1.0M tokens and GPT-6 Astra supports 1.1M 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-Flash-Vision-Exp and GPT-6 Astra?

Key differences include LLM Stats Score (46.0 vs 59.6), context window (1.0M vs 1.1M), input pricing ($0.22 vs $10.00/M), licensing (Unknown vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes DeepSeek-V4-Flash-Vision-Exp and GPT-6 Astra?

DeepSeek-V4-Flash-Vision-Exp is developed by DeepSeek and GPT-6 Astra is developed by OpenAI.

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