BIG TECH - AI Dynamics

OpenAI Launches GPT-5.5 with Advanced Capabilities

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23 April 2026 22h06

OpenAI just launched GPT-5.5. The OpenAI team was nice enough to give me early access over the last several weeks, and I just want to flag: there is a certain class of models (one that we’re hitting now) where unless you are deep in code or scientific research, you might not

→ View original post on X — @alliekmiller

23 April 2026

Google announces eighth-generation TPU chips for agentic era

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@jeffdean

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23 April 2026 21h55

I had a good time discussing yesterday's Google TPU v8t and v8i announcement at Cloud Next with Amin Vahdat along with @AcquiredFM hosts @gilbert and @djrosent
. The blog post announcement has lots of details about these new chips: https://
blog.google/innovation-and
-ai/infrastructure-and-cloud/google-cloud/eighth-generation-tpu-agentic-era/
… Here's a thread of

→ View original post on X — @jeffdean

23 April 2026

Anthropic Mythos vs GPT-5.5 CyberGym Benchmark Scores Compared

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@skirano

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23 April 2026 21h33

Also, a detail some of you may have missed: Anthropic’s gated Mythos model scored 83% on CyberGym. OpenAI just dropped GPT-5.5 at 82%. Except GPT-5.5 is actually available for people to use.

→ View original post on X — @skirano

23 April 2026

NVIDIA Advances Codex and GPT-5.5 Development at HQ

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@nvidiaai

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23 April 2026 21h22

Codex + GPT-5.5 is moving fast here at NVIDIA HQ.

We’ve even got our own Codex Lab for NVIDIANs to get started. https://t.co/PTqytJWp0f pic.twitter.com/zWnSnKfans
— NVIDIA AI (@NVIDIAAI) 23 avril 2026

Codex + GPT-5.5 is moving fast here at NVIDIA HQ. We’ve even got our own Codex Lab for NVIDIANs to get started.

→ View original post on X — @nvidiaai

23 April 2026

OpenAI’s Rapid GPT Release Pace Raises Marketing Concerns

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@dotcsv

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23 April 2026 20h56

I'm sure that GPT 5.5 by vibes will be an excellent model, just like its predecessor was. And hey, OpenAI's pace of progress is excellent if we think about the fact that the previous one came out a month and a half ago! BUT FOR GOODNESS' SAKE OPENAI STOP WITH THE OVER-THE-TOP

→ View original post on X — @dotcsv

23 April 2026

GPT-5.5 executes plans without hesitation

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@danshipper

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23 April 2026 20h55

many models write a great plan and then get scared of it.@OpenAI's new GPT-5.5 just does the thing.

here's what changed 👇 pic.twitter.com/Z79GUK7Opd
— Dan Shipper 📧 (@danshipper) 23 avril 2026

many models write a great plan and then get scared of it. @OpenAI
's new GPT-5.5 just does the thing. here's what changed

→ View original post on X — @danshipper

23 April 2026

GPT-5.5 Achieves State-of-the-Art Agentic Coding and Tool Use Results

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@romainhuet

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23 April 2026 20h41

GPT-5.5 reaches SOTA results across key evals for agentic coding, computer use, tool use, advanced math, and cybersecurity: 82.7% on Terminal-Bench 2.0 and 78.7% on OSWorld-Verified. Rolling out in Codex and ChatGPT today. API coming soon! Full post:

→ View original post on X — @romainhuet

23 April 2026

Early Access to GPT-5.5 Pro Version Announced

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@emollick

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23 April 2026 20h40

I had early access to GPT-5.5. It is very good, especially the Pro version. Full writeup very shortly.

→ View original post on X — @emollick

23 April 2026

GPT-5.5 Represents New Class of Artificial Intelligence

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@gdb

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23 April 2026 20h26

GPT-5.5 is a new class of intelligence.

This intelligence makes it intuitive to use; it completes challenging tasks with little micromanagement. Also very token efficient, and runs with low latency and at scale.

A real step toward a new way of getting computer work done. https://t.co/xOHtb72h22
— Greg Brockman (@gdb) 23 avril 2026

GPT-5.5 is a new class of intelligence. This intelligence makes it intuitive to use; it completes challenging tasks with little micromanagement. Also very token efficient, and runs with low latency and at scale. A real step toward a new way of getting computer work done.

→ View original post on X — @gdb

23 April 2026