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Map / Core AI / Foundation Models / Flux / [dev]

FLUX [dev]

by Black Forest Labs · part of Flux · Image · open weights

Black Forest Labs' open-weight FLUX models for local use and fine-tuning, under the FLUX non-commercial license.

Latest version

[dev] 225 Nov 2025 · 337 days ago

Versions

3since FLUX.1 [dev] in August 2024

All versions

VersionReleasedAfter previousStatusComes asSource
FLUX.2 [dev]25 Nov 2025152 daysLatest32Bbfl.ai
FLUX.1 Kontext [dev]26 Jun 2025329 days12Bbfl.ai
FLUX.1 [dev]1 Aug 2024First12BschnellKreabfl.ai

Dates from Black Forest Labs's own announcements; each row links to its source.

The Flux family

202420252026TodayFLUXFLUX.1 [pro], 1 Aug 20241FLUX1.1 [pro], 2 Oct 20241.1FLUX.1 Kontext [pro], 29 May 20251 KontextFLUX.2 [pro], 25 Nov 20252FLUX 3 Image, 1 Oct 20263[dev]FLUX.1 [dev], 1 Aug 20241FLUX.1 Kontext [dev], 26 Jun 20251 KontextFLUX.2 [dev], 25 Nov 20252[klein]FLUX.2 [klein], 15 Jan 20262FLUX 3 Image Klein, 15 Oct 20263

VersionPreviewLatest version

Questions

What is the latest version of FLUX [dev]?

FLUX.2 [dev], released on 25 Nov 2025.

When was FLUX.1 Kontext [dev] released?

FLUX.1 Kontext [dev] came out on 26 Jun 2025.

When was FLUX.1 [dev] released?

FLUX.1 [dev] came out on 1 Aug 2024.