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DeepSeek: DeepSeek V4 Flash 0731

by DeepSeek

DeepSeek: DeepSeek V4 Flash 0731 is a large language model from DeepSeek. It costs $0.016 per million input tokens and $0.640 per million output tokens. Its context window is 1.0M tokens.

ReasoningTool callingStructured outputPrompt cachingOpen weights
Input / 1M tokens
$0.016
Output / 1M tokens
$0.640
Cached input / 1M
$0.016

On repeated prefixes

Context window
1.0M

tokens

Who serves it cheapest

24 hosts serve DeepSeek V4 Flash 0731. Same weights, same API - the price difference is pure margin and routing.

Providers serving DeepSeek: DeepSeek V4 Flash 0731, cheapest first
ProviderInput / 1MOutput / 1MContextThroughputUptime 24h
DeepInfraCheapestfp8$0.060$0.1801.0M-99.6%
Sail Researchfp4$0.019$0.4201.0M-98.1%
Reka$0.021$0.528262K-100.0%
DigitalOcean$0.119$0.2381.0M-99.6%
OpenInferencefp4$0.014$0.5761.0M-98.7%
Wafer$0.130$0.2301.0M-99.9%
BaseTenfp8$0.130$0.2601.0M-99.7%
Venice$0.130$0.2601M-97.9%
CoreWeavefp8$0.130$0.280262K-100.0%
Relacefp4$0.016$0.6401.0M-100.0%
Cohere$0.140$0.2801.0M-99.4%
Together$0.140$0.2801.0M-100.0%
Parasailfp8$0.140$0.2801.0M-99.9%
StreamLakefp8$0.132$0.3961.0M-100.0%
Inceptronfp4$0.148$0.6001.0M-100.0%
Mancer 2fp8$0.200$0.6001.0M-95.6%
SiliconFlowfp8$0.220$0.6601.0M-100.0%
GMICloudfp8$0.286$0.8581.0M-100.0%
Alibaba$0.352$1.061M-97.4%
Novitafp8$0.409$1.231.0M-100.0%
Phala$0.440$1.321.0M-100.0%
Baidufp8$0.440$1.321.0M-99.9%
AtlasCloudfp4$0.440$1.321.0M-99.9%
Cloudflare$0.440$1.321.0M-100.0%

The spread between DeepInfra and Cloudflare is 7.3× for identical weights. Quantization and context limits differ, so check both columns before switching.

Benchmarks

Independent scores published alongside the catalogue.

Intelligence index
34.3
Coding index
69.1
Agentic index
41.0

About DeepSeek V4 Flash 0731

DeepSeek V4 Flash 0731 is a sparse mixture-of-experts model from DeepSeek, with 13B active parameters out of 284B total. This re-post-trained revision is suited for coding, reasoning, and agent workflows....

Specifications

DeepSeek: DeepSeek V4 Flash 0731 specifications
Model IDdeepseek/deepseek-v4-flash-0731
ProviderDeepSeek
Context window1.0M tokens
Max output944K tokens
Input modalitiestext
Output modalitiestext
Knowledge cutoff-
Open weightsYes - deepseek-ai/DeepSeek-V4-Flash-0731
ReleasedJuly 31, 2026

Cheaper alternatives

Models that cost less than DeepSeek V4 Flash 0731 while keeping at least half its context window and every input modality it supports.

Solar Pro 4

$0.090 in · $0.360 out

1.1× cheaper

Muse Spark 1.3 Contributor

$0.100 in · $0.200 out

1.4× cheaper

Muse Spark 1.2 Contributor

$0.100 in · $0.200 out

1.4× cheaper

Qwen3.5-Flash

$0.065 in · $0.260 out

1.5× cheaper

Laguna S 2.1

$0.090 in · $0.180 out

1.5× cheaper

Frequently asked

How much does DeepSeek: DeepSeek V4 Flash 0731 cost?

$0.016 per million input tokens and $0.640 per million output tokens. Cached input reads cost $0.016 per million tokens.

What is the context window of DeepSeek: DeepSeek V4 Flash 0731?

1.0M tokens, with up to 944K tokens of output per request.

Which provider serves DeepSeek: DeepSeek V4 Flash 0731 cheapest?

DeepInfra at $0.060 per million input tokens - 7.3× cheaper than Cloudflare, the most expensive of the 24 hosts serving it.

Confirm against the source: DeepSeek official pricing.