DeepSeek V4 Flash 0423

DeepSeek V4 Flash 0423 is a model from DeepSeek. It has 6 scored results in 6 categories. It has no index.

  • Open weights
  • Input: text
  • Released 2026-04
UnrankedEnough results for an index.
IndexAll categories, out of 100.UnrankedMedian 51.0
CoverageIndex weight that has results.85%
SpeedOutput tokens per second.65/sMedian 67/s
First tokenSeconds to the first output token.0.8 sMedian 1.3 s
Input / 1MUS dollars per 1M input tokens.$0.09Median $0.60
Output / 1MUS dollars per 1M output tokens.$0.18Median $2.55
ContextMaximum tokens in one request.1.05MMedian 262K
EloLMArena rating and rank.1432±4 #93Median 1422

Details

From OpenRouter
API IDThe model ID on OpenRouter.
deepseek/deepseek-v4-flash
Max outputMaximum output tokens per request.
393K
Knowledge cutoffLast date of training data.
—
ToolsTool calls on OpenRouter.
Yes
JSON outputOutput follows a given JSON schema.
Yes
Cache read / 1MUS dollars per 1M cached tokens.
$0.018
WeightsLink to the published weights.
Hugging Face (opens in a new tab) ↗
RetiresDate OpenRouter removes the model.
—

Where to run

APIs that serve this model.
6 providers
ProviderTypeMaker, cloud, host or router.InputOutputContext
Deep InfraHost$0.09$0.181.05M
OpenRouterRouter$0.09$0.181.05M
GMI CloudHost$0.112$0.2241.05M
SiliconFlowHost$0.13$0.281M
DigitalOceanCloud$0.14$0.281.05M
Microsoft AzureCloud$0.19$0.511M

US dollars per 1M tokens, list price. From models.dev (opens in a new tab) (MIT).

Capabilities

Index per category, out of 100.
Out of 100
AgenticMulti-step tasks with tools.1 counted48.0—
CodingCode writing and repair.1 counted52.2—
ReasoningLogic problems and puzzles.1 counted51.4—
MultimodalTasks with images and text.None counted——
KnowledgeFacts and expert knowledge.1 counted53.9—
MultilingualTasks in many languages.None counted——
InstructionTasks with strict prompt rules.1 counted54.3—
MathMath problems.1 counted50.8—

Results

6 counted
BenchmarkThe benchmark name.ResultThe score from the source.PlacePlace among results on this benchmark.
LiveBench Data AnalysisReasoning68.0%59 / 80
LiveBench Instruction FollowingInstruction63.1%49 / 66
LiveBench MathematicsMath79.6%59 / 66
LiveBench LanguageKnowledge70.1%60 / 66
LiveBench CodingCoding69.2%61 / 66
LiveBench ReasoningReasoning70.6%75 / 80
LiveBench Agentic CodingAgentic37.6%64 / 66

Sources

BenchLMCC BY-NC 4.0OpenRouterTerms restrict reuseLiveBenchNo licence statedmodels.devMIT

History

5 releases
Output / 1M$0.182 → $0.18
23 Oct 202612 Nov 2026

Questions

How much does DeepSeek V4 Flash 0423 cost?
$0.09 per 1M input tokens, $0.18 per 1M output tokens.
How fast is DeepSeek V4 Flash 0423?
65 output tokens per second, 0.8 s to the first token.
What is the context window of DeepSeek V4 Flash 0423?
1.05M tokens.
Is DeepSeek V4 Flash 0423 open source?
Yes. Its weights are published.
When was DeepSeek V4 Flash 0423 released?
April 2026.

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