/AI9h ago

Daniel Steigman, who builds Codex at OpenAI, teases that the unreleased GPT-5.5 model will deliver "mythos-level" capabilities

The claim offered no concrete technical details or benchmarks

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Original postSuper Dario#1794

@daniel_mac8 Wrong GPT 5.5 is mythos level. No one is ready for what comes next.

2:21 PM · Jun 7, 2026 · 33.2K Views
Sentiment

Many users dismissed OpenAI GPT-5.5 hype as exaggerated cope or false based on benchmarks and fatigue with repeated claims, while some expressed readiness and optimism for the model's potential.

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27.5%
Neg
72.5%
25 comments with sentiment.
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Lisan al Gaib@scaling01

this is at least semi-believable cope

unlike the "open-source is closely behind the frontier" cope

@daniel_mac8 Wrong GPT 5.5 is mythos level. No one is ready for what comes next.

6hViews 10.1KLikes 89Bookmarks 6
Lisan al Gaib@scaling01

still cope tho

Lisan al Gaib@scaling01

this is at least semi-believable cope

unlike the "open-source is closely behind the frontier" cope

6hViews 1.5KLikes 17Bookmarks 0

@ayedtay @inductionheads @daniel_mac8 People are not nearly as AGI pilled as they think. I’m also referencing codex security specifically

7hViews 1KLikes 7Bookmarks 1
G, MD@DrBeavisAI

@trekedge @daniel_mac8 I think it is time for all labs to actually show that instead of talking about it. Happy to pay more for better longer working models

8hViews 368Likes 4
Dan McAteer@daniel_mac8

@trekedge Damn Daniel.

8hViews 103Likes 3
Chris@ChrissGPT

@trekedge @daniel_mac8 Finally some fucking balls about the capabilities

6hViews 330Likes 4
Teknium 🪽@Teknium

@trekedge @daniel_mac8

5hViews 165Likes 4
StoicYield@StoicYield

@trekedge @daniel_mac8 It is not

9hViews 47Likes 1

@daniel_mac8 Don’t worry I do own white vans

7hViews 65Likes 4
R-E@akatzzzzz

@trekedge @DrBeavisAI @daniel_mac8 It's still really stupid sometimes

5hViews 23
Dan McAteer@daniel_mac8

@trekedge I believe it’s required by law for all of us.

6hViews 79Likes 2
Basoner@egebasoner

@trekedge @daniel_mac8 I am ready and can be trusted with that comes next

6hViews 52Likes 2
Đoc@ponzibaron

@trekedge @daniel_mac8 Goblin. Mode.

6hViews 12Likes 3

@DrBeavisAI @daniel_mac8 Try Codex it’s powerful and available that’s what I use

7hViews 57Likes 1
SVN7R@SewersOfSociety

@trekedge @daniel_mac8 uh... 5.5 is Mythos level? No one agrees in that...

8hViews 16Likes 2

@trekedge @inductionheads @daniel_mac8 Not trying to be snarky, but not according to the benchmarks, right?

8hViews 135
7rtp@fredyfredo123

@trekedge @daniel_mac8 i am ready

6hViews 40Likes 1
saburo@jskoiz

@trekedge @daniel_mac8 the replies here are hilarious because none of them have even used mythos 😂

8hViews 121
Mark@markstachowski

@trekedge @daniel_mac8 I'm ready

7hViews 37Likes 1
Zach Or Something@zachorsomthin

@trekedge @daniel_mac8 that's a big claim, you better mean it when making a claim this large

8hViews 118
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