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DeepSeek Models & Versions - Complete List 2026

DeepSeek V4.x current and retired model releases, including Flash and Pro branches.

8 tracked versionsDeveloper: DeepSeekChecked: 2026-09-30

DeepSeek develops general, reasoning and multimodal model variants. This family page tracks the active V4 generation and older aliases so users can distinguish current endpoints from retired releases.

LATEST MODEL

DeepSeek V4.1 Flash

Fast current DeepSeek workloads with multimodal support

Latest
MODEL LINEAGE

All DeepSeek versions

Official source ->
ModelReleaseBest forStatus
DeepSeek V4.1 Flashdeepseek-flashSep 10, 2026Fast current DeepSeek workloads with multimodal supportLatest
DeepSeek V4 Prodeepseek-v4-proAug 13, 2026Higher-capability DeepSeek V4 production workloadsCurrent
DeepSeek V4 Prodeepseek-v4-proAug 13, 2026Higher-capability DeepSeek V4 production workloadsCurrent
DeepSeek V4 Flash Vision ExperimentalAug 21, 2026Historical experimental vision workflows and migration researchRetired
DeepSeek V4 FlashJul 31, 2026Historical V4 Flash workloads now routed to newer Flash releasesRetired
DeepSeek V4 FlashJul 31, 2026Historical V4 Flash workloads now routed to newer Flash releasesRetired
DeepSeek Chatdeepseek-chatNot specifiedMigration research for the legacy DeepSeek Chat API aliasRetired
DeepSeek Reasonerdeepseek-reasonerNot specifiedMigration research for the legacy DeepSeek Reasoner API aliasRetired

Latest DeepSeek models

Tracked releases in this part of the model lineage.

Current DeepSeek models

Tracked releases in this part of the model lineage.

Retired DeepSeek models

Kept for historical searches, compatibility and migration research.