Retired model

DeepSeek V4 Flash 0731 (free)Archive and alternatives

DeepSeek V4 Flash 0731 (free) is no longer available on OpenRouter. Explore a current alternative below.

Released July 31, 2026

Specifications

DeepSeek V4 Flash 0731 (free) at a glance

Context

1M tokens

Max output

393.2K tokens

Input

Text

Output

Text

Input price

$0.0000 / 1M

Output price

$0.0000 / 1M

Tool callingStructured outputsReasoning support

Capabilities

What it is good at

Catalog capabilities

  • Generates text responses
  • Supports tool calling
  • Supports structured outputs

Good for

Long documentsUse with toolsStructured responsesDeep analysis

Benchmarks

Catalog data, not Krater benchmarks.

Coding index score

69.1

Agentic index score

41

Intelligence index score

34.3

Design Arena svg rank

#25

Design Arena uicomponent rank

#35

FAQ

Questions about DeepSeek V4 Flash 0731 (free)

Clear answers based on the model catalog and Krater access.

DeepSeek V4 Flash 0731 (free) supports a context window of 1,048,576 tokens.

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