FLUX Kontext Max vs OpenAI o3

Compare FLUX Kontext Max by Black Forest Labs against OpenAI o3 by OpenAI. Updated April 2026.

Which is better, FLUX Kontext Max or OpenAI o3?

FLUX Kontext Max and OpenAI o3 are both competitive models. Compare their real outputs side by side below.

Key Differences Between FLUX Kontext Max and OpenAI o3

FLUX Kontext Max is made by black-forest-labs while OpenAI o3 is from openai.

Our Verdict
OpenAI o3
OpenAI o3
FLUX Kontext Max
FLUX Kontext MaxRunner-up

No community votes yet. On paper, OpenAI o3 has the edge — bigger model tier, newer, major provider backing.

Slight edge
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FLUX Kontext MaxOpenAI o3

279 AI models invented the same fake scientist.

We read every word. 250 models. 2.14 million words. This is what we found.

AI Hallucination Index 2026
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