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DeepSeek V4 Flash (0731) vs Grok Build 0.1

At a glance

The GA release of DeepSeek's efficiency-optimized V4 Flash, re-post-trained for coding, reasoning, and agent workflows.

1.0M ctx$0.07/$0.18 per M

xAI's agentic build model for autonomous software engineering.

256K ctx$1.00/$2.00 per M
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Cheaper93%
Coding
Real-World Coding—
Reasoning
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:Provider·OpenRouter· as of 2026-06-15
Coding
Real-World Coding70.8%
Specs
1.0M
Context
256K
Max output
Jul 2026
Released
256K
Context
16K
Max output
May 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input94%$0.07/M tokens
Output91%$0.18/M tokens
Cache read92%$0.02/M tokens
Live pricing, shown before you run
Input$1.00/M tokens
Output$2.00/M tokens
Cache read$0.20/M tokens
Web search$0.005/search
Chat with DeepSeek V4 Flash (0731)Go to model
Chat with Grok Build 0.1Go to model
Frequently Asked Questions: DeepSeek V4 Flash (0731) vs Grok Build 0.1▼

Which is better, DeepSeek V4 Flash (0731) or Grok Build 0.1?

▼

Both DeepSeek V4 Flash (0731) and Grok Build 0.1 are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.

Which is cheaper, DeepSeek V4 Flash (0731) or Grok Build 0.1?

▼

DeepSeek V4 Flash (0731) has a lower blended cost. DeepSeek V4 Flash (0731): $0.07 input / $0.18 output. Grok Build 0.1: $1.00 input / $2.00 output.

Which has a larger context window, DeepSeek V4 Flash (0731) or Grok Build 0.1?

▼

DeepSeek V4 Flash (0731) has a larger context window: DeepSeek V4 Flash (0731) supports 1M tokens vs Grok Build 0.1 at 256K tokens.

Do both DeepSeek V4 Flash (0731) and Grok Build 0.1 support vision?

▼

Grok Build 0.1 supports vision/image input, but DeepSeek V4 Flash (0731) does not.

What are the key differences between DeepSeek V4 Flash (0731) and Grok Build 0.1?

▼

Key differences: DeepSeek V4 Flash (0731) is significantly cheaper; only Grok Build 0.1 supports vision input. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both DeepSeek V4 Flash (0731) and Grok Build 0.1 for free on idapt.app to see which performs better for your specific needs.

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