“As of today, I am more confident than ever that GPT-5 won’t land this year.”
Our reading, the sentence that was checked:
GPT-5 will not be released in 2024.
Assessment: Supported Deadline passed on 2026-10-29 Evidence as of
Where and when Gary Marcus wrote it
Marcus on AI, GPT-5… now arriving Gate 8, Gate 9, Gate 10, paragraph 12.
- Said
- Source observed
- live page, full text, public
- Evidence as of
- the cutoff for this assessment
- Assessment recorded
- assessment marcus-gpt-5-now-arriving-gate-8-gate-9-459a41-a1
We recorded 6 claims from this post. See every claim from this post.
The wording above is the version this site observed on 2026-10-28. The source may have been edited after 2024-06-21. This page does not claim the wording was captured then.
What the claim commits to
- Kind
- Forecast
- Deadline, as the speaker wrote it
- “this year”
- Deadline state when assessed
- Deadline passed
- Deadline state on 2026-10-29
- Deadline passed (the release’s reference date)
From the speaker
- GPT-5 won’t land
- this year
- more confident than ever
Our interpretation
- This year means calendar 2024.
- Land means OpenAI publicly releases a product or model named GPT-5, including initial public rollout or API availability.
- The confidence wording does not supply a numerical probability. Assess the forecasted event, not his private confidence.
- Differently named releases do not count as GPT-5 merely because they might have been intended as its successor.
Counts as supported if: GPT-5 was not publicly released by December 31, 2024.
Counts as contradicted if: OpenAI publicly released GPT-5 on or before December 31, 2024.
Retrospective: these criteria were written after the outcome was public.
Current assessment
Did the forecast come true?
Outcome: Supported
The dated evidence matches what the claim committed to, under the criteria frozen before grading.
Scored on a plain reading. The speaker named no measure for this claim, so it was judged on the reading an informed reader would take, stated below under our interpretation. Both reviews had to find that reading fair.
- Evidence as of
- Deadline state when assessed
- Deadline passed
- Assessment recorded
- Policy version
- 2026-10-28.7
Rationale
OpenAI introduced GPT-5 on August 7, 2025, after the December 31, 2024 deadline. That supports the forecast under the ordinary reading of GPT-5's public release.
Limitations
- This assesses the named public release, not private prototypes or differently named models.
- It does not validate Marcus's explanation for the timing.
Evidence (1 item)
Supports the claim: OpenAI,
We are introducing GPT‑5, our best AI system yet.
Why it matters here: OpenAI's initial GPT-5 announcement is dated August 7, 2025, and describes rollout beginning that day. This places its public arrival after the forecast's 2024 deadline.
- Publisher
- OpenAI
- Kind of source
- Company disclosure: the company describing itself, not an independent finding
- Describes events of
- Public from
Where it was said (1)
Said once in the sources this register covers.
: Marcus on AI, GPT-5… now arriving Gate 8, Gate 9, Gate 10
As of today, I am more confident than ever that GPT-5 won’t land this year.
- Where
- paragraph 12
- Published
- 2024-06-21
- Source observed
- , live page
- Access
- full text, public
History
Assessment versions
- Assessment marcus-gpt-5-now-arriving-gate-8-gate-9-459a41-a1: Current. Outcome: Supported. Evidence as of 2026-10-28. Public date not recorded.
Recorded events
Assessment publishedBy this site
First assessment published after both reviews and the final-text check passed.
About assessment marcus-gpt-5-now-arriving-gate-8-gate-9-459a41-a1.