DeepSeek: DeepSeek V4 Flash 0423

mit

DeepSeek V4 Flash is an efficiency-optimized Mixture-of-Experts model from DeepSeek with 284B total parameters and 13B activated parameters, supporting a 1M-token context window.

Context
1.0M
Max output
944K
Input price
$0.09/1M tokens
Output price
$0.18/1M tokens

Capabilities

Reasoning & Interaction
Reasoning
Tool Calling
Output Control
Structured Output
JSON Mode
Infrastructure
Streaming
Fine-tuning

Details

Model IDdeepseek/deepseek-v4-flash
Provider OpenRouter
Creator DeepSeek
Familydeepseek
Licensemit
Status—
Typechat
Input modalitiestext
Output modalitiestext
Open weightYes
Parameters—
Architecture—
Context window1.0M tokens
Max input—
Max output944K tokens
Reasoning tokens—
Knowledge cutoff—
Release date
Sourceofficial

Tools

Function Callingfunction_calling
Call external functions and APIs

Pricing

Input
$0.09
Output
$0.18
Cache write
—
Cache read
$0.02
Batch in
—
Batch out
—

Family Comparison: deepseek

ModelContextMax outPricing
DeepSeek: DeepSeek V4 Flash 0731 (free)1.0M393K—
DeepSeek: DeepSeek V4 Flash (free)1.0M384K—
DeepSeek: DeepSeek V4.1 Flash1.0M944K$0.05$0.5
DeepSeek: DeepSeek V4.1 Flash (batch)1.0M384K$0.05$0.15
DeepSeek: DeepSeek V4 Flash 04231.0M944K$0.09$0.18
DeepSeek: DeepSeek V4 Flash 0731 (batch)1.0M944K$0.11$0.33
DeepSeek: DeepSeek V4 Flash Vision Exp (batch)1.0M944K$0.11$0.33
DeepSeek: DeepSeek V4 Flash 07311.0M944K$0.12$0.24
Nex AGI: DeepSeek V3.1 Nex N1131K164K$0.14$0.5
DeepSeek: DeepSeek V4 Flash Vision Exp1.0M262K$0.22$0.65
DeepSeek: DeepSeek V3.1 Terminus164K147K$0.27$1
DeepSeek: DeepSeek V3.2 Exp164K147K$0.27$0.41
DeepSeek: DeepSeek V3.2164K66K$0.28$0.42
DeepSeek: DeepSeek V3.2 Speciale164K164K$0.29$0.43
DeepSeek: DeepSeek V4.1 Flash 10171.0M393K$0.3$1.2
DeepSeek: DeepSeek V4 Pro 0813 (batch)1.0M944K$0.66$1.98
DeepSeek: DeepSeek V4 Pro 04231.0M384K$0.82$1.63
DeepSeek: DeepSeek V4 Pro 08131.0M393K$1.32$3.96

API

GET/v1/models/openrouter/deepseek/deepseek-v4-flash

DeepSeek: DeepSeek V4 Flash 0423

deepseek/deepseek-v4-flash

DeepSeek V4 Flash is an efficiency-optimized Mixture-of-Experts model from DeepSeek with 284B total parameters and 13B activated parameters, supporting a 1M-token context window.

Changes · 43 entries
deepseek/deepseek-v4-flashupdateca7a400Nov 2, 2026, 03:02 AM
nameDeepSeek: DeepSeek V4 Flash→DeepSeek: DeepSeek V4 Flash 0423
max_output_tokens384000→943717
pricinginput$0.14→$0.091output$0.28→$0.182cached input$0.003→$0.018
deepseek/deepseek-v4-flashupdate0d5a9a1Oct 14, 2026, 06:38 AM
max_output_tokens943718→943717
pricinginput$0.044→$0.091output$1.28→$0.182cached input$0.044→$0.018
deepseek/deepseek-v4-flashupdate29d19afOct 13, 2026, 06:43 AM
pricinginput$0.006→$0.044cached input$0.006→$0.044
deepseek/deepseek-v4-flashupdateceebcb8Oct 12, 2026, 06:56 AM
pricinginput$0.03→$0.006cached input$0.03→$0.006
deepseek/deepseek-v4-flashupdatedcc4383Oct 11, 2026, 06:38 AM
pricinginput$0.01→$0.03cached input$0.01→$0.03
deepseek/deepseek-v4-flashupdatec3d6504Oct 10, 2026, 06:38 AM
pricinginput$0.03→$0.01cached input$0.03→$0.01
deepseek/deepseek-v4-flashupdate70614e7Oct 9, 2026, 06:39 AM
pricinginput$0.007→$0.03cached input$0.007→$0.03
deepseek/deepseek-v4-flashupdateda0e420Oct 8, 2026, 06:41 AM
pricinginput$0.03→$0.007cached input$0.03→$0.007
deepseek/deepseek-v4-flashupdateb61df6aOct 7, 2026, 06:39 AM
pricinginput$0.005→$0.03cached input$0.005→$0.03
deepseek/deepseek-v4-flashupdate00710a0Oct 6, 2026, 06:38 AM
pricinginput$0.03→$0.005cached input$0.03→$0.005
deepseek/deepseek-v4-flashupdate632cde3Oct 5, 2026, 06:54 AM
pricinginput$0.022→$0.03cached input$0.022→$0.03
deepseek/deepseek-v4-flashupdate8c3d4a3Oct 4, 2026, 08:18 AM
max_output_tokens384000→943718
pricinginput$0.028→$0.022output$0.056→$1.28cached input$0.006→$0.022
deepseek/deepseek-v4-flashupdate02333c9Oct 3, 2026, 06:38 AM
pricinginput$0.042→$0.028output$0.084→$0.056cached input$0.008→$0.006
deepseek/deepseek-v4-flashupdate8c801e2Oct 1, 2026, 06:40 AM
max_output_tokens131072→384000
pricinginput$0.14→$0.042output$0.28→$0.084cached input$0.028→$0.008
deepseek/deepseek-v4-flashupdatef41f4c4Sep 28, 2026, 06:53 AM
max_output_tokens384000→131072
pricinginput$0.047→$0.14output$0.094→$0.28cached input$0.009→$0.028
deepseek/deepseek-v4-flashupdate9cb03f8Sep 26, 2026, 06:38 AM
pricinginput$0.049→$0.047output$0.098→$0.094cached input$0.01→$0.009
deepseek/deepseek-v4-flashupdate99b2555Sep 25, 2026, 06:38 AM
pricinginput$0.089→$0.049output$0.177→$0.098cached input$0.018→$0.01
deepseek/deepseek-v4-flashupdateaf38e5cSep 21, 2026, 06:49 AM
pricinginput$0.037→$0.089output$0.073→$0.177cached input$0.007→$0.018
deepseek/deepseek-v4-flashupdate7bc8de4Sep 20, 2026, 06:33 AM
pricinginput$0.047→$0.037output$0.095→$0.073cached input$0.009→$0.007
deepseek/deepseek-v4-flashupdate3170597Sep 19, 2026, 06:34 AM
pricinginput$0.089→$0.047output$0.177→$0.095cached input$0.018→$0.009
deepseek/deepseek-v4-flashupdate20b7699Sep 14, 2026, 06:48 AM
pricinginput$0.05→$0.089output$0.1→$0.177cached input$0.01→$0.018
deepseek/deepseek-v4-flashupdatef844c98Sep 13, 2026, 06:38 AM
pricinginput$0.067→$0.05output$0.134→$0.1cached input$0.013→$0.01
deepseek/deepseek-v4-flashupdate265df08Sep 12, 2026, 06:33 AM
pricinginput$0.089→$0.067output$0.177→$0.134cached input$0.018→$0.013
deepseek/deepseek-v4-flashupdatea5ce2fdSep 7, 2026, 06:48 AM
pricinginput$0.082→$0.089output$0.163→$0.177cached input$0.016→$0.018
deepseek/deepseek-v4-flashupdate5cd8ca9Sep 6, 2026, 06:34 AM
pricinginput$0.089→$0.082output$0.177→$0.163cached input$0.018→$0.016
deepseek/deepseek-v4-flashupdate77b8547Sep 2, 2026, 06:42 AM
pricinginput$0.081→$0.089output$0.162→$0.177cached input$0.016→$0.018
deepseek/deepseek-v4-flashupdate639b255Sep 1, 2026, 11:11 AM
pricinginput$0.089→$0.081output$0.177→$0.162cached input$0.018→$0.016
deepseek/deepseek-v4-flashupdatee3fc6e0Aug 31, 2026, 07:31 AM
pricinginput$0.081→$0.089output$0.161→$0.177cached input$0.016→$0.018
deepseek/deepseek-v4-flashupdatee3d7dedAug 31, 2026, 04:13 AM
pricinginput$0.061→$0.081output$0.123→$0.161cached input$0.012→$0.016
deepseek/deepseek-v4-flashupdatebe35184Aug 17, 2026, 04:02 AM
max_output_tokens393216→384000
pricinginput$0.14→$0.061output$0.28→$0.123cached input$0.028→$0.012
deepseek/deepseek-v4-flashupdate19c9fe3Aug 5, 2026, 03:04 PM
nameDeepSeek: DeepSeek V4 Flash→DeepSeek: DeepSeek V4 Flash 0423
deepseek/deepseek-v4-flashupdatedbe2d73Jul 31, 2026, 06:07 AM
max_output_tokens384000→393216
pricinginput$0.094→$0.14output$0.188→$0.28cached input$0.019→$0.028
deepseek/deepseek-v4-flashupdate97fe10eJul 25, 2026, 09:55 AM
pricinginput$0.098→$0.094output$0.196→$0.188cached input$0.02→$0.019
deepseek/deepseek-v4-flashupdate20c73acJul 17, 2026, 02:34 AM
pricinginput$0.077→$0.098output$0.154→$0.196cached input$0.015→$0.02
deepseek/deepseek-v4-flashupdatebbbc783Jul 12, 2026, 07:45 AM
max_output_tokens65536→384000
pricinginput$0.09→$0.077output$0.18→$0.154cached input$0.018→$0.015
deepseek/deepseek-v4-flashupdate53ef452Jul 9, 2026, 02:32 AM
pricingcached input$0.02→$0.018
deepseek/deepseek-v4-flashupdateab879c8Jun 18, 2026, 08:32 AM
max_output_tokens131072→65536
pricinginput$0.098→$0.09output$0.197→$0.18
deepseek/deepseek-v4-flashupdated657a45Jun 3, 2026, 03:19 AM
max_output_tokens16384→131072
pricinginput$0.1→$0.098output$0.2→$0.197
deepseek/deepseek-v4-flashupdate9e091d8May 23, 2026, 05:20 PM
max_output_tokens131072→16384
pricinginput$0.112→$0.1output$0.224→$0.2cached input$0.022→$0.02
deepseek/deepseek-v4-flashupdate73d11c6May 18, 2026, 03:39 AM
pricinginput$0.126→$0.112output$0.252→$0.224cached input$0.025→$0.022
deepseek/deepseek-v4-flashupdated9ddd19May 14, 2026, 07:26 AM
max_output_tokens384000→131072
pricinginput$0.14→$0.126output$0.28→$0.252cached input$0.003→$0.025
deepseek/deepseek-v4-flashupdateda3af4aApr 26, 2026, 07:37 PM
pricingcached input$0.028→$0.003
deepseek/deepseek-v4-flashcreatec8065d6Apr 25, 2026, 10:39 AM