DeepSeek V4 Flash 0731

deepseek/deepseek-v4-flash-0731

Maker: DeepSeek, China
Released: 2026-07-31
Knowledge cutoff: 2025-05
Family: deepseek-flash
Weights: open
Tasks: text.chat, text.reasoning, code
Cheapest offering: DeepInfra, about $0.000114 for a typical text.chat call

Try it in the sandbox Use it from the API

Offerings

Provider	Model id at the provider	Status	Price per 1M tokens	Per-unit prices	Limits	Capabilities (level)
Alibaba Cloud Model Studio (DashScope)	`deepseek-v4-flash-0731`	ga	Input: $0.44 Output: $1.32 Cache read: $0.088 Unverified: sources disagree by more than 5%Since 2026-11-03 · models.dev, MIT	none	Context: 1,000,000 tokens Max output: 384,000 tokens	`input.text` claimed `output.text` claimed `tools` claimed `structured_output` claimed `reasoning` claimed `tool_choice` claimed `prompt_caching` claimed
DeepInfra	`deepseek-ai/DeepSeek-V4-Flash-0731`	ga	Input: $0.06 Output: $0.18 Cache read: $0.015 Since 2026-11-03 · models.dev, MIT	none	Context: 1,048,576 tokens Max output: 384,000 tokens	`input.text` claimed `output.text` claimed `tools` claimed `structured_output` claimed `reasoning` claimed `tool_choice` claimed `prompt_caching` claimed
OpenRouter	`deepseek/deepseek-v4-flash-0731`	ga	Input: $0.059 Output: $0.3 Cache read: $0.035 Unverified: sources disagree by more than 5%Since 2026-11-03 · models.dev, MIT	none	Context: 1,048,576 tokens Max output: 943,718 tokens	`input.text` claimed `output.text` claimed `tools` claimed `structured_output` claimed `reasoning` claimed
Together AI	`deepseek-ai/DeepSeek-V4-Flash-0731`	deprecateddeprecated 2026-10-22	Input: $0.14 Output: $0.28 Cache read: $0.03 Since 2026-11-03 · models.dev, MIT	none	Context: 1,048,576 tokens Max output: 384,000 tokens	`input.text` claimed `output.text` claimed `tools` claimed `structured_output` claimed `reasoning` claimed `parallel_tools` claimed `tool_choice` claimed `prompt_caching` claimed
Volcengine Ark	`deepseek-v4-flash-ga-260731`	ga	Input: $0.4453 Output: $1.3359 Cache read: $0.01484 Since 2026-11-03 · models.dev, MIT	none	Context: 1,000,000 tokens Max output: 384,000 tokens	`input.text` claimed `output.text` claimed `tools` claimed `structured_output` claimed `reasoning` claimed

Quality scores

Basis	Score (0–1)	Raw	Measured	Source
`epoch:gpqa_diamond`	0.944	0.9104	2026-08-02	Epoch AI, CC-BY-4.0, normalized by Nanner Tech
`epoch:frontiermath`	0.614	0.5754	2026-08-02	Epoch AI, CC-BY-4.0, normalized by Nanner Tech

Aliases

Other names the API accepts for this model.

deepseek-ai/deepseek-v4-flash-0731
deepseek-v4-flash-0731
deepseek-v4-flash-ga-260731

Use it from the API

Look this model up, or ask for the best model for its task on the providers that offer it. See the quickstart and the API reference.

Look up this model

curl 'https://rhumbdata.com/v1/models/deepseek/deepseek-v4-flash-0731' \
  -H "Authorization: Bearer $RHUMB_KEY"

Resolve text.chat on its providers

curl 'https://rhumbdata.com/v1/resolve?task=text.chat&providers=dashscope,deepinfra,openrouter,together,volcengine' \
  -H "Authorization: Bearer $RHUMB_KEY"

Built from catalog version 2026-11-04.3 of 2026-11-04. Prices are list prices per 1M tokens unless marked otherwise; every score shows its source's notice (see Attributions).