DeepSeek V4 Flash 0423
deepseek/deepseek-v4-flash-20260423
DeepSeek V4 Flash, released by DeepSeek on 2026‑04‑24, processes text input and generates text output. The model supports tools, reasoning, a context length of 1,048,576 tokens, and its weights are not open. Pricing is $0.0938 per M input tokens and $0.1876 per M output tokens.
- tool use
- structured outputs
- reasoning
- open-weight
At a glance
Specifications
What the API gives you
- Context window
- 1.0M tokens
- Max output
- 384K tokens
- Input price
- $0.089 / 1M tokens
- Output price
- $0.18 / 1M tokens
- Cache read
- $0.018 / 1M tokens
- Modalities
- text → text
- Knowledge cutoff
- —
- Released
- Apr 24, 2026
Measured evidence
Public benchmark record
- Design Arena Coding
- 1236 Elo2026-07-28
- Design Arena Coding
- 1237 Elo2026-07-27
- Design Arena Coding
- 1236 Elo2026-07-30
- Design Arena Coding
- 1236 Elo2026-07-29
- Design Arena Coding
- 1236 Elo2026-07-31
- Design Arena Coding
- 1235 Elo2026-08-02
- Design Arena Coding
- 1234 Elo2026-08-05
- Design Arena Coding
- 1235 Elo2026-08-01
- Design Arena Coding
- 1233 Elo2026-08-09
- Design Arena Coding
- 1235 Elo2026-08-03
- Design Arena Coding
- 1235 Elo2026-08-04
- Design Arena Coding
- 1230 Elo2026-08-14
- Design Arena Coding
- 1234 Elo2026-08-06
- Design Arena Coding
- 1233 Elo2026-08-10
- Design Arena Coding
- 1234 Elo2026-08-07
- Design Arena Coding
- 1225 Elo2026-08-18
- Design Arena Coding
- 1233 Elo2026-08-08
- Design Arena Coding
- 1225 Elo2026-08-15
- Design Arena Coding
- 1233 Elo2026-08-11
- Design Arena Coding
- 1232 Elo2026-08-12
- Design Arena Coding
- 1230 Elo2026-08-13
- Design Arena Coding
- 1224 Elo2026-08-19
- Design Arena Coding
- 1230 Elo2026-08-27
- Design Arena Coding
- 1230 Elo2026-08-21
- Design Arena Coding
- 1224 Elo2026-08-20
- Design Arena Coding
- 1225 Elo2026-08-16
- Design Arena Coding
- 1225 Elo2026-08-17
- Design Arena Coding
- 1230 Elo2026-08-22
- Design Arena Coding
- 1230 Elo2026-08-23
- Design Arena Coding
- 1229 Elo2026-08-28
- Design Arena Coding
- 1230 Elo2026-08-24
- Design Arena Coding
- 1230 Elo2026-08-25
- Design Arena Coding
- 1230 Elo2026-08-26
- Design Arena Coding
- 1229 Elo2026-08-29
- Design Arena Coding
- 1229 Elo2026-08-30
- Design Arena Coding
- 1229 Elo2026-08-31
- Design Arena Coding
- 1229 Elo2026-09-01
- Design Arena Coding
- 1228 Elo2026-09-02
- Design Arena Coding
- 1226 Elo2026-09-03
- Design Arena Coding
- 1225 Elo2026-09-04
- Design Arena UI
- 1199 Elo2026-07-28
- Design Arena UI
- 1200 Elo2026-07-27
- Design Arena UI
- 1200 Elo2026-07-30
- Design Arena UI
- 1200 Elo2026-07-29
- Design Arena UI
- 1201 Elo2026-07-31
- Design Arena UI
- 1200 Elo2026-08-02
- Design Arena UI
- 1200 Elo2026-08-01
- Design Arena UI
- 1199 Elo2026-08-05
- Design Arena UI
- 1197 Elo2026-08-09
- Design Arena UI
- 1200 Elo2026-08-03
- Design Arena UI
- 1199 Elo2026-08-04
- Design Arena UI
- 1195 Elo2026-08-14
- Design Arena UI
- 1199 Elo2026-08-06
- Design Arena UI
- 1199 Elo2026-08-07
- Design Arena UI
- 1197 Elo2026-08-10
- Design Arena UI
- 1197 Elo2026-08-08
- Design Arena UI
- 1192 Elo2026-08-18
- Design Arena UI
- 1197 Elo2026-08-11
- Design Arena UI
- 1193 Elo2026-08-15
- Design Arena UI
- 1197 Elo2026-08-12
- Design Arena UI
- 1197 Elo2026-08-13
- Design Arena UI
- 1192 Elo2026-08-19
- Design Arena UI
- 1193 Elo2026-08-16
- Design Arena UI
- 1192 Elo2026-08-20
- Design Arena UI
- 1190 Elo2026-08-27
- Design Arena UI
- 1192 Elo2026-08-17
- Design Arena UI
- 1191 Elo2026-08-21
- Design Arena UI
- 1191 Elo2026-08-22
- Design Arena UI
- 1191 Elo2026-08-23
- Design Arena UI
- 1191 Elo2026-08-24
- Design Arena UI
- 1190 Elo2026-08-28
- Design Arena UI
- 1191 Elo2026-08-25
- Design Arena UI
- 1191 Elo2026-08-26
- Design Arena UI
- 1190 Elo2026-08-29
- Design Arena UI
- 1190 Elo2026-08-30
- Design Arena UI
- 1190 Elo2026-08-31
- Design Arena UI
- 1190 Elo2026-09-01
- Design Arena UI
- 1190 Elo2026-09-02
- Design Arena UI
- 1188 Elo2026-09-03
- Design Arena UI
- 1186 Elo2026-09-04
- Design Arena Website
- 1233 Elo2026-07-28
- Design Arena Website
- 1233 Elo2026-07-30
- Design Arena Website
- 1233 Elo2026-07-27
- Design Arena Website
- 1233 Elo2026-07-29
- Design Arena Website
- 1232 Elo2026-07-31
- Design Arena Website
- 1231 Elo2026-08-02
- Design Arena Website
- 1231 Elo2026-08-01
- Design Arena Website
- 1231 Elo2026-08-05
- Design Arena Website
- 1231 Elo2026-08-03
- Design Arena Website
- 1230 Elo2026-08-09
- Design Arena Website
- 1231 Elo2026-08-04
- Design Arena Website
- 1227 Elo2026-08-14
- Design Arena Website
- 1231 Elo2026-08-06
- Design Arena Website
- 1231 Elo2026-08-07
- Design Arena Website
- 1230 Elo2026-08-10
- Design Arena Website
- 1230 Elo2026-08-08
- Design Arena Website
- 1219 Elo2026-08-18
- Design Arena Website
- 1230 Elo2026-08-11
- Design Arena Website
- 1219 Elo2026-08-15
- Design Arena Website
- 1229 Elo2026-08-12
- Design Arena Website
- 1228 Elo2026-08-13
- Design Arena Website
- 1219 Elo2026-08-19
- Design Arena Website
- 1219 Elo2026-08-16
- Design Arena Website
- 1219 Elo2026-08-20
- Design Arena Website
- 1227 Elo2026-08-27
- Design Arena Website
- 1219 Elo2026-08-17
- Design Arena Website
- 1227 Elo2026-08-21
- Design Arena Website
- 1227 Elo2026-08-22
- Design Arena Website
- 1228 Elo2026-08-23
- Design Arena Website
- 1228 Elo2026-08-24
- Design Arena Website
- 1227 Elo2026-08-28
- Design Arena Website
- 1228 Elo2026-08-25
- Design Arena Website
- 1228 Elo2026-08-26
- Design Arena Website
- 1227 Elo2026-08-29
- Design Arena Website
- 1227 Elo2026-08-30
- Design Arena Website
- 1227 Elo2026-08-31
- Design Arena Website
- 1227 Elo2026-09-01
- Design Arena Website
- 1226 Elo2026-09-02
- Design Arena Website
- 1224 Elo2026-09-03
- Design Arena Website
- 1223 Elo2026-09-04
- LiveBench Agentic Coding
- 37.6%2026-06-25
- LiveBench Coding
- 69.2%2026-06-25
- LiveBench Data Analysis
- 68.0%2026-06-25
- LiveBench Instruction Following
- 63.1%2026-06-25
- LiveBench Language
- 70.1%2026-06-25
- LiveBench Math
- 79.7%2026-06-25
- LiveBench Reasoning
- 70.6%2026-06-25
- LMArena Agent
- -4.62026-07-13
- LMArena Agent
- -3.82026-07-20
- LMArena Agent
- -32026-07-27
- LMArena Agent
- -3.52026-07-21
- LMArena Agent
- -32026-07-28
- LMArena Agent
- -2.22026-08-13
- LMArena Agent
- -2.82026-08-03
- LMArena Agent
- -2.22026-08-12
- LMArena Agent
- -2.72026-08-06
- LMArena Agent
- -2.32026-08-11
- LMArena Creative Writing
- 1403 Elo2026-07-21
- LMArena Creative Writing
- 1402 Elo2026-07-27
- LMArena Creative Writing
- 1402 Elo2026-07-30
- LMArena Creative Writing
- 1402 Elo2026-08-02
- LMArena Creative Writing
- 1402 Elo2026-08-03
- LMArena Creative Writing
- 1403 Elo2026-08-06
- LMArena Creative Writing
- 1403 Elo2026-08-12
- LMArena Creative Writing
- 1403 Elo2026-08-21
- LMArena Creative Writing
- 1403 Elo2026-08-27
- LMArena Creative Writing
- 1403 Elo2026-09-01
- LMArena Instruction Following
- 1420 Elo2026-07-21
- LMArena Instruction Following
- 1421 Elo2026-07-27
- LMArena Instruction Following
- 1421 Elo2026-07-30
- LMArena Instruction Following
- 1420 Elo2026-08-02
- LMArena Instruction Following
- 1420 Elo2026-08-03
- LMArena Instruction Following
- 1421 Elo2026-08-06
- LMArena Instruction Following
- 1420 Elo2026-08-12
- LMArena Instruction Following
- 1420 Elo2026-08-21
- LMArena Instruction Following
- 1421 Elo2026-08-27
- LMArena Instruction Following
- 1421 Elo2026-09-01
- LMArena Long Query
- 1436 Elo2026-07-21
- LMArena Long Query
- 1436 Elo2026-07-27
- LMArena Long Query
- 1436 Elo2026-07-30
- LMArena Long Query
- 1435 Elo2026-08-02
- LMArena Long Query
- 1435 Elo2026-08-03
- LMArena Long Query
- 1435 Elo2026-08-06
- LMArena Long Query
- 1435 Elo2026-08-12
- LMArena Long Query
- 1435 Elo2026-08-21
- LMArena Long Query
- 1435 Elo2026-08-27
- LMArena Long Query
- 1435 Elo2026-09-01
- LMArena Math
- 1427 Elo2026-07-21
- LMArena Math
- 1428 Elo2026-07-27
- LMArena Math
- 1428 Elo2026-07-30
- LMArena Math
- 1428 Elo2026-08-02
- LMArena Math
- 1428 Elo2026-08-03
- LMArena Math
- 1428 Elo2026-08-06
- LMArena Math
- 1427 Elo2026-08-27
- LMArena Math
- 1427 Elo2026-08-12
- LMArena Math
- 1427 Elo2026-08-21
- LMArena Math
- 1427 Elo2026-09-01
- LMArena Text
- 1433 Elo2026-07-16
- LMArena Text
- 1439 Elo2026-07-21
- LMArena Text
- 1438 Elo2026-07-27
- LMArena Text
- 1436 Elo2026-08-02
- LMArena Text
- 1436 Elo2026-07-30
- LMArena Text
- 1435 Elo2026-08-10
- LMArena Text
- 1436 Elo2026-08-06
- LMArena Text
- 1436 Elo2026-08-03
- LMArena Text
- 1436 Elo2026-08-21
- LMArena Text
- 1435 Elo2026-08-12
- LMArena Text
- 1436 Elo2026-08-27
- LMArena Text
- 1436 Elo2026-09-01
- LMArena WebDev
- 1577 Elo2026-08-01
- LMArena WebDev
- 1586 Elo2026-07-31
- LMArena WebDev
- 1581 Elo2026-08-06
- LMArena WebDev
- 1577 Elo2026-08-02
- LMArena WebDev
- 1585 Elo2026-08-10
- LMArena WebDev
- 1582 Elo2026-08-12
- LMArena WebDev
- 1581 Elo2026-08-14
- LMArena WebDev
- 1579 Elo2026-08-21
- LMArena WebDev
- 1580 Elo2026-08-30
- LMArena WebDev
- 1581 Elo2026-09-01
- SWE-rebench‡
- 38.4% ± 1.02026-05-15tools
LMArena data licensed CC-BY-4.0. Aider (Apache-2.0) and SWE-bench (MIT) are open. Design Arena uses blind human preference. ‡ Submitted scaffold plus model result. Compare the harness and effort settings, not only the model name.
Open-weight model on Hugging Face.
Task evidence
How broad is the support?
Each status is exact to this model version and the selected task. Official release claims remain provisional.
- Best LLM for Competition MathEstablished evidence
100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.
- Best LLM for Business WritingEstablished evidence
100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.
- Best LLM for Logic & Problem SolvingEstablished evidence
100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.
- Best LLM for Marketing CopyEstablished evidence
100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.
- Best LLM for Chat & RoleplayEstablished evidence
100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.
- Best LLM for Creative WritingEstablished evidence
100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.
- Best LLM for Frontend & UIEstablished evidence
100% of intended weighted task evidence across 3 independent sources. 5 of 5 configured evaluation feeds currently have results.
- Best LLM for WritingEstablished evidence
100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.
- Best LLM for Roleplay & CharacterEstablished evidence
100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.
- Best LLM for Math & ReasoningEstablished evidence
100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.
- Best LLM for a General AssistantEstablished evidence
100% of intended weighted task evidence across 2 independent sources. 5 of 5 configured evaluation feeds currently have results.
- Best LLM for Code CompletionEstablished evidence
81% of intended weighted task evidence across 2 independent sources. 4 of 4 configured evaluation feeds currently have results.
- Best LLM for CodingEstablished evidence
74% of intended weighted task evidence across 4 independent sources. 8 of 8 configured evaluation feeds currently have results.
- Best LLM for Debugging & Code ReviewEstablished evidence
70% of intended weighted task evidence across 3 independent sources. 6 of 6 configured evaluation feeds currently have results.
- Best Open-Weight LLM for Self-HostingEstablished evidence
67% of intended weighted task evidence across 2 independent sources. 3 of 4 configured evaluation feeds currently have results.
- Best Local LLM for CodingEstablished evidence
64% of intended weighted task evidence across 3 independent sources. 5 of 5 configured evaluation feeds currently have results.
- Best LLM for Fast SummariesEstablished evidence
64% of intended weighted task evidence across 2 independent sources. 3 of 4 configured evaluation feeds currently have results.
- Best Value LLMEstablished evidence
64% of intended weighted task evidence across 2 independent sources. 3 of 4 configured evaluation feeds currently have results.
- Best LLM for Literary TranslationProvisional evidence
55% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from WMT translation. 4 of 5 configured evaluation feeds currently have results.
- Best LLM for Everyday TranslationProvisional evidence
55% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from WMT translation. 4 of 5 configured evaluation feeds currently have results.
- Best LLM for TranslationProvisional evidence
55% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from WMT translation. 4 of 5 configured evaluation feeds currently have results.
- Best Cheap LLM for High VolumeProvisional evidence
50% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Route reliability. 3 of 4 configured evaluation feeds currently have results.
- Cheapest Capable LLMProvisional evidence
50% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Route reliability. 3 of 4 configured evaluation feeds currently have results.
- Best LLM for Autonomous AgentsProvisional evidence
49% of intended weighted task evidence across 3 independent sources; broader independent confirmation is still missing from Frontier-Bench or OSWorld Verified. 7 of 7 configured evaluation feeds currently have results.
- Best LLM for Agentic CodingProvisional evidence
46% of intended weighted task evidence across 3 independent sources; broader independent confirmation is still missing from Design Arena Full-stack or Design Arena Web-apps. 8 of 8 configured evaluation feeds currently have results.
- Best LLM for Hermes AgentProvisional evidence
45% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Berkeley Function Calling or Terminal-Bench 2.1. 5 of 5 configured evaluation feeds currently have results.
- Best LLM for OpenHandsProvisional evidence
45% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Berkeley Function Calling or Terminal-Bench 2.1. 5 of 5 configured evaluation feeds currently have results.
- Best LLM for GooseProvisional evidence
45% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Berkeley Function Calling or Terminal-Bench 2.1. 5 of 5 configured evaluation feeds currently have results.
- Best LLM for OpenClawProvisional evidence
45% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Berkeley Function Calling or Terminal-Bench 2.1. 5 of 5 configured evaluation feeds currently have results.
- Best LLM for AI AgentsProvisional evidence
42% of intended weighted task evidence across 3 independent sources; broader independent confirmation is still missing from Berkeley Function Calling or OSWorld Verified. 7 of 7 configured evaluation feeds currently have results.
- Best LLM for Document SummarizationProvisional evidence
40% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from FACTS Grounding or LMArena Document. 4 of 6 configured evaluation feeds currently have results.
- Best LLM for SummarizationProvisional evidence
40% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from FACTS Grounding or LMArena Document. 4 of 6 configured evaluation feeds currently have results.
- Best LLM for JSON & Schema OutputProvisional evidence
39% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Berkeley Function Calling or Structured-output eval. 4 of 5 configured evaluation feeds currently have results.
- Best LLM for Structured Data ExtractionProvisional evidence
39% of intended weighted task evidence across 2 independent sources; broader independent confirmation is still missing from Berkeley Function Calling or Structured-output eval. 4 of 5 configured evaluation feeds currently have results.
- Best LLM for High-Volume ExtractionProvisional evidence
31% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from Route reliability or Structured-output eval. 2 of 4 configured evaluation feeds currently have results.
- Best LLM for Tool & Function CallingProvisional evidence
25% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from Berkeley Function Calling or LMArena Search. 4 of 5 configured evaluation feeds currently have results.
- Best LLM for Massive ContextProvisional evidence
25% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from LMArena Document or LongBench v2. 3 of 4 configured evaluation feeds currently have results.
- Best LLM for Computer & Browser UseProvisional evidence
25% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from Berkeley Function Calling or OSWorld Verified. 4 of 4 configured evaluation feeds currently have results.
- Best LLM for Image UnderstandingProvisional evidence
20% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from LMArena Vision or VLMEvalKit tasks. 3 of 4 configured evaluation feeds currently have results.
- Best LLM for RAG & Long ContextProvisional evidence
18% of intended weighted task evidence across 1 independent source; broader independent confirmation is still missing from FACTS Grounding or LMArena Document. 4 of 6 configured evaluation feeds currently have results.
- Best LLM for OCR & DocumentsProvisional evidence
10% of intended weighted task evidence across 0 independent sources; broader independent confirmation is still missing from LMArena Document or LMArena Vision. 3 of 5 configured evaluation feeds currently have results.
- Best LLM for Vision & DocumentsProvisional evidence
10% of intended weighted task evidence across 0 independent sources; broader independent confirmation is still missing from LMArena Document or LMArena Vision. 3 of 5 configured evaluation feeds currently have results.
- Best LLM for Grounded RAGProvisional evidence
10% of intended weighted task evidence across 0 independent sources; broader independent confirmation is still missing from CRAG or FACTS Grounding. 2 of 5 configured evaluation feeds currently have results.
- Best LLM for Charts & DiagramsProvisional evidence
10% of intended weighted task evidence across 0 independent sources; broader independent confirmation is still missing from LMArena Document or LMArena Vision. 3 of 5 configured evaluation feeds currently have results.
- Best LLM for Document ParsingProvisional evidence
10% of intended weighted task evidence across 0 independent sources; broader independent confirmation is still missing from LMArena Document or LMArena Vision. 3 of 5 configured evaluation feeds currently have results.
Recommendation coverage
Where this model appears
Catalog data via OpenRouter and models.dev. Last checked within the past 6 hours.