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Open weights release

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Released April 2026

DeepSeek V4 Flash 0420: Release Intelligence, Performance & Price

Model summary

Intelligence

24
Artificial Analysis Intelligence Index
3 out of 4 units for Intelligence.
N/A
Output tokens per second
Unknown out of 4 units for Speed.

Cost

In $0.112Out $0.234Cache Discount 79%
$0.10
Cost per Intelligence Index task
2 out of 4 units for Cost.

Verbosity

130M
Output tokens from Intelligence Index
2 out of 4 units for Verbosity.

The DeepSeek V4 Flash 0420 release offers 3 models, each with different intelligence, performance, and pricing characteristics. Below is a comparison of the key metrics across the 3 models.

  • For intelligence, the top model of DeepSeek V4 Flash 0420 is DeepSeek V4 Flash 0420 (High) at 24.
  • For output speed, the fastest model is DeepSeek V4 Flash 0420 (Max) at 58 t/s.
  • For latency, DeepSeek V4 Flash 0420 (Max) at 98.40s offers the lowest time to first answer token.
  • For pricing, DeepSeek V4 Flash 0420 (Max) at $0.09 offers the lowest cost per task. Prices vary up to 1.1x across models.

Artificial Analysis Intelligence Index · Higher is better
Output tokens per second · Higher is better
Weighted average cost (USD) per Intelligence Index task · Lower is better

Intelligence

Artificial Analysis Intelligence Index

Artificial Analysis Intelligence Index v4.3.2 incorporates 10 evaluations: AA-Briefcase v1.1, GDPval-AA v2.1, AutomationBench-AA, Terminal-Bench 4.0, SciCode, Humanity's Last Exam, GDP.pdf, CritPt, AA-Omniscience, AA-LCR v1.1
Estimate (independent evaluation forthcoming)

Intelligence Index vs. Cost per Task

Artificial Analysis Intelligence Index · Weighted average cost (USD) per Artificial Analysis Intelligence Index task
Most attractive quadrant
DeepSeek V4 Flash 0420
Pareto line

Cost

Cost per Intelligence Index Task

Weighted average cost (USD) per Intelligence Index task · Segmented by token type · Lower is better

Speed & Latency

Output Speed

Output tokens per second · Higher is better

Capability Scores

Capability Indexes

Measures the performance of models on specific capabilities and industries
Finance & Accounting Index

Incorporates 7 evaluations: AA-Omniscience, GDPval-AA v2.1, AA-Briefcase v1.1, Humanity's Last Exam, AutomationBench-AA, AA-LCR v1.1, GDP.pdf · Higher is better

Strategy & Ops Index

Incorporates 6 evaluations: GDPval-AA v2.1, AA-Briefcase v1.1, AA-Omniscience, AutomationBench-AA, AA-LCR v1.1, GDP.pdf · Higher is better

Legal Index

Incorporates 7 evaluations: AA-Omniscience, GDPval-AA v2.1, AA-Briefcase v1.1, Humanity's Last Exam, AA-LCR v1.1, GDP.pdf, AutomationBench-AA · Higher is better

Healthcare & Medical Index

Incorporates 6 evaluations: AA-Omniscience, GDPval-AA v2.1, AA-Briefcase v1.1, MLCR-AA, Humanity's Last Exam, AutomationBench-AA · Higher is better

Engineering Index

Incorporates 6 evaluations: AA-Omniscience, Humanity's Last Exam, CritPt, GDPval-AA v2.1, AA-Briefcase v1.1, Terminal-Bench 4.0 · Higher is better

Economics Index

Incorporates 5 evaluations: AA-Omniscience, Humanity's Last Exam, GDPval-AA v2.1, AA-Briefcase v1.1, AA-LCR v1.1 · Higher is better

Evaluations

Intelligence evaluations measured independently by Artificial Analysis · Higher is better
See more

Agentic knowledge work, Elo

Agentic SaaS workflows

Agentic real-world work tasks, Elo

Reasoning & knowledge

Professional document reasoning, All-pass

Agentic coding & terminal use

Long context reasoning

SciCodeUnder review

Coding

Physics reasoning

Quantitative analysis on spreadsheets & documents

Agentic business operations

Kubernetes incident root-cause analysis

More from DeepSeek

Further details

Weights
Provider Benchmarks
DeepSeek V4 Flash 0420 (High)
DeepSeek logoDeepSeek
24
284B
13B active at inference time
1M
$0.1
-
DeepInfraGMIParasailSiliconFlow
DeepSeek V4 Flash 0420 (Max)
DeepSeek logoDeepSeek
24
284B
13B active at inference time
1M
$0.1
58
GMIDeepInfraSiliconFlowParasail
DeepSeek V4 Flash 0420 (Non-reasoning)
DeepSeek logoDeepSeek
19
284B
13B active at inference time
1M
$0.1
-
GMI