Opus 4.5
product on 6 shows · 12 statements across 10 episodes
the Y Combinator Startup Podcast
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the MAD Podcast
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12 statements about Opus 4.5, every show
Tan: AI models before Opus 4.5 were toys; newer models are peers
“In the Opus 4.5 and later moment, like I would, you know, I would trace it to like that model was the thing that changed everything for me. The things before that were usable, but like toys that release, there was something magical that happened. And now I can…”
Franceschi: AI Coding Harnesses Reached the Tipping Point in December
“And the way I describe it to my team is like, you know, electricity was invented in December. And I think electricity was Opus 4.5 and sure Opus models and, you know, open AI models got, got better and better since then. But, To me, that was the tip of the spe…”
Emergent augments foundation models with fine-tuned verification layers instead of building models
“We don't want to, like, build a Opus 4.5 alternative right away, but we do want to augment it through our custom fine tune verification layers.”
Horthy: Skilled Context Engineers Matched Opus 4.5 Output on Opus 4.0
“When Opus 4.5 came out, they're like, oh, This is good enough. This is a big change, and I saw the things that they were shipping, and I was like, okay, but I know a bunch of engineers who got really good at context engineering, and they were getting the same …”
Casado: Codex is better than Opus 4.5 at solving hard coding bugs
“Listen, Codex, in my experience, is for sure better than Opus 4.5 for coding. Like, it finds the hardest bugs that I work in with, like, it's, you know, the smartest developers I don't work on it.”
O'Laughlin: Codex 5.2 never one-shot projects like Opus 4.5 did
“Codex 5.2 took so long and just never billed for me. And it's like all the Codex hype during, like, it just never worked for me, man. Like it never one shot projects like Opus 4.5 did.”
Patel: OpenAI's next model will outperform Opus 4.5 around February-March
“OpenAI's new model, I think, will be better than Opus 4.5, and it's coming, like, somewhat soon in March-ish timeframe, maybe February, March-ish, but”
Patel: Opus 4.5 on Claude Code permanently changes how people work
“Opus 4.5 on Claude code is a new moment where the way you work has forever changed.”
Junestrand: Anthropic's Opus 4.5 is effectively AGI
“I think it's gotten to the point now where I think you should just coin it AGI and focus on optimizing the cost pretty much basically.”
Junestrand: Opus 4.5 Performs Like a VP, Not an Unintelligent Employee
“Managing an employee who wasn't very intelligent, whereas Opus 4.5 feels like a VP. You give it, here's the thing I want, go execute, and it just does it, and it's amazing.”
Weinberg says Harvey's query routing to Anthropic Opus 4.5 rose significantly
“Not entirely, but there were definitely, so we route basically based off of the use case, we route to the best combination of models and definitely our traffic went up to Opus 4.5 significantly.”
Roy: Enterprise API spending on foundation AI models is not sticky
“I actually don't think the way this article called like API spend sticky. I don't think it's sticky... Switching out what you're calling like truly this is where Even as at one point, if Opus 4.5 is better at coding, cost is going to be the driver, especially …”