DeepSeek V4-Flash vs GPT-5.4 mini vs Claude Haiku 4.5

Best cell per row highlighted. Null means undisclosed — never counted as zero.

DeepSeek
DeepSeek V4-Flashretired
8.7
AI Panel
OpenAI
GPT-5.4 miniGA
9.0
AI Panel
Anthropic
Claude Haiku 4.5GA
8.4
AI Panel

Identity & lifecycle

ProviderDeepSeekOpenAIAnthropic
Family / tierDeepSeek V4 · FlashGPT-5 · miniClaude 4 · Haiku
StatusretiredGAGA
Released2026-04-242026-03-172025-10-15
Knowledge cutoff2026-022025-082025-02

Architecture & context

Context window1M400K200K
Max output tokens384K128K64K
Input modalitiestexttext, imagetext, image
Reasoning modeoptionaloptionaloptional
Open weightsYesNoNo

Pricing (per Mtok)

Input$0.14$0.75$1
Output$0.28$4.5$5
Cached input$0.0028$0.075$0.1
Batch input—$0.375$0.5
Free tierYesNoYes

Speed

Output speed (tok/s)—180101.8
Time to first token (s)—0.50.86
Latency tierfastfastfast

Trust & deployment

Trains on inputsYesNoNo
LicenseMITProprietaryProprietary
Clouds—Azure OpenAI, Azure AI FoundryBedrock, Vertex AI, Azure AI Foundry
Compliance—SOC2, GDPR, CCPA, HIPAASOC2, HIPAA, GDPR, ISO27001

AI Panel scoring

Unified score8.798.4
Decision Maker8.598.5
Domain Strategist8.598.5
Finance Lead9.71010
Domain Practitioner8.598.5
Power User888
Skeptic7.58.57.5
Value score9.99.89.8

Benchmarks

MMLU-Pro86.2—76
GPQA Diamond88.1—67.2
SWE-bench Verified79—73.3
LiveCodeBench91.6——
Terminal-Bench——41.75
MRCR Long Context78.7——
SimpleQA34.1——
Humanity's Last Exam34.8——
LMArena Elo143814481415
LMArena Coding Elo148314961482

Scores link to their sources. Missing cells mean the vendor hasn't disclosed a result — honesty over padding.