OpenAI is testing a new Writing Style feature for ChatGPT.
> Users can connect documents, emails and messaging apps as reference examples.
> ChatGPT will be able to write text in “user’s voice”, based on provided references.
> Availability is limited to a small group of users.
> Users can connect documents, emails and messaging apps as reference examples.
> ChatGPT will be able to write text in “user’s voice”, based on provided references.
> Availability is limited to a small group of users.
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Google keeps transforming Gemini desktop into superapp
Google is testing major Gemini desktop upgrades: Ask and Assign modes, folder-scoped agent tasks, remote computer links, local app control, Obsidian support, customization options, Finder integration, and prep for future models.
🗞 #google @testingcatalog
Google is testing major Gemini desktop upgrades: Ask and Assign modes, folder-scoped agent tasks, remote computer links, local app control, Obsidian support, customization options, Finder integration, and prep for future models.
🗞 #google @testingcatalog
TestingCatalog AI News
Google keeps transforming Gemini desktop into superapp
Closed tests of Gemini desktop add Ask and Assign modes, Obsidian connections and a Finder action. Public release timing remains unclear.
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GOOGLE 🔥: Gemini desktop app keeps being transformed into a superapp with "Ask" and "Assign" modes, computer use, and more!
> Nano Banana 2.5 Flash is in the works.
> Integration with Obsidian spotted.
> Users will also be able to "Ask Gemini" directly from Finder.
> Nano Banana 2.5 Flash is in the works.
> Integration with Obsidian spotted.
> Users will also be able to "Ask Gemini" directly from Finder.
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Grok Imagine Agent got an upgrade and is now using Image 2.0 image model underneath.
> "Make me an ad banner for @testingcatalog"
That's quite a good result 👀
> "Make me an ad banner for @testingcatalog"
That's quite a good result 👀
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SpaceXAI did a usage reset for all Grok Bot users.
I was planning to properly test those for a while. Looks like it the time since Astra ate all my banked resets already.
I was planning to properly test those for a while. Looks like it the time since Astra ate all my banked resets already.
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GPT-6 Astra from OpenAI claimed a top spot on WebDev Arena, surpassing recently released Claude Fable 5.1 by 35 points.
> “It also reshapes the Pareto frontier as the best-performing model at $40/Mtoken, which matches the latest Claude model pricing.”
Are we set to hit 2k by the end of this year?
> “It also reshapes the Pareto frontier as the best-performing model at $40/Mtoken, which matches the latest Claude model pricing.”
Are we set to hit 2k by the end of this year?
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What a week - we've got top models from 4 of the biggest AI labs in a single week: Gemini 3.8 Flash, Claude Fable 5.1, Muse Spark 1.3, GPT-6 Astra!
> A full recap is coming in a couple of hours in TestingCatalog's newsletter.
>✴️ Bonus! A secret Muse agent waitlist join link is included.
Opt in below if you haven't yet 📩
https://www.testingcatalog.com/#/portal/signup
> A full recap is coming in a couple of hours in TestingCatalog's newsletter.
>
Opt in below if you haven't yet 📩
https://www.testingcatalog.com/#/portal/signup
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TestingCatalog AI News
TestingCatalog | AI News & Rumours
TestingCatalog covers latest AI news, model releases, leaks, and rumours from the world of artificial intelligence
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Visiting IFA 2026 Berlin today!
IRL testing time 👀
IFA is a major annual Berlin trade show where global brands unveil new consumer electronics, home appliances, and future technology.
IRL testing time 👀
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IFM releases K2 Horizon: 6 models with full training record
IFM released K2 Horizon, six Apache 2.0 language models from 0.9B to 375B parameters, with training code, logs, checkpoints, evaluations, and documented reward-hacking cases, emphasizing reproducibility and auditability.
🗞 #sponsored @testingcatalog
IFM released K2 Horizon, six Apache 2.0 language models from 0.9B to 375B parameters, with training code, logs, checkpoints, evaluations, and documented reward-hacking cases, emphasizing reproducibility and auditability.
🗞 #sponsored @testingcatalog
TestingCatalog AI News
IFM releases K2 Horizon: 6 models with full training record
The Institute of Foundation Models published six K2 Horizon models, ranging from 0.9B to 375B, along with code, checkpoints, logs, and evaluations.
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Meta's Muse agent enters closed alpha with invite codes
Meta’s Muse AI agent is nearing launch in closed alpha, with waitlist and invite codes, mobile and web access, app connectors, spending controls, and task automation across email, calendar, bookings, budgets, and planning.
🗞 #meta @testingcatalog
Meta’s Muse AI agent is nearing launch in closed alpha, with waitlist and invite codes, mobile and web access, app connectors, spending controls, and task automation across email, calendar, bookings, budgets, and planning.
🗞 #meta @testingcatalog
TestingCatalog AI News
Meta's Muse agent enters closed beta with invite codes
Meta is adding user-distributed invite codes for Muse as the agent moves from internal testing to a limited closed alpha on mobile and web.
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🚨 AI News | TestingCatalog
Meta's Muse agent enters closed alpha with invite codes Meta’s Muse AI agent is nearing launch in closed alpha, with waitlist and invite codes, mobile and web access, app connectors, spending controls, and task automation across email, calendar, bookings…
Early look at the UI of the upcoming Muse agent from Meta.
> According to the App Store listing, the Muse agent might act as a proactive assistant that helps users track their goals and stay on top of their schedule and tasks.
> The Muse agent transitioned from internal to closed / limited alpha testing.
> New functionality for invite codes has been added.
Soon 👀
> According to the App Store listing, the Muse agent might act as a proactive assistant that helps users track their goals and stay on top of their schedule and tasks.
> The Muse agent transitioned from internal to closed / limited alpha testing.
> New functionality for invite codes has been added.
Soon 👀
Gemini Immersive View appears in the "Students" section
Google’s Gemini student app adds Immersive View, an image-based topic explorer with clickable nodes and layered detail. Access appears live via direct URL, though Google has not clarified if this is a test or a wider rollout.
h/t @Thomasguka
🗞 #google @testingcatalog
Google’s Gemini student app adds Immersive View, an image-based topic explorer with clickable nodes and layered detail. Access appears live via direct URL, though Google has not clarified if this is a test or a wider rollout.
h/t @Thomasguka
🗞 #google @testingcatalog
TestingCatalog AI News
Gemini Immersive View appears in the "Students" section
A new Immersive View is appearing in Google’s Gemini student app, offering image-based topic maps with clickable nodes, though rollout status is unclear.
🚨 AI News | TestingCatalog
Gemini Immersive View appears in the "Students" section Google’s Gemini student app adds Immersive View, an image-based topic explorer with clickable nodes and layered detail. Access appears live via direct URL, though Google has not clarified if this is…
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GOOGLE 🔥: Gemini now offers a new Immersive View experience in the Students tab!
> Users can pick from a variety of topics to explore, starting with dinosaurs and continuing with space and rockets.
> Each experience opens an interactive image where users can drill down into pre-selected details. In some cases, it can go quite deep, even explaining molecular structure.
I guess my 5yo will have some testing time today! It is pretty cool to explore.
h/t @Thomasguka
> Users can pick from a variety of topics to explore, starting with dinosaurs and continuing with space and rockets.
> Each experience opens an interactive image where users can drill down into pre-selected details. In some cases, it can go quite deep, even explaining molecular structure.
I guess my 5yo will have some testing time today! It is pretty cool to explore.
h/t @Thomasguka
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OpenAI prepares managed agents for DevDay 2026
OpenAI’s DevDay may center on managed agents for developers and businesses, echoing Anthropic’s model. Expected reveals include model and security updates, plus agent-based ads that could challenge current digital marketing.
🗞 #openai @testingcatalog
OpenAI’s DevDay may center on managed agents for developers and businesses, echoing Anthropic’s model. Expected reveals include model and security updates, plus agent-based ads that could challenge current digital marketing.
🗞 #openai @testingcatalog
TestingCatalog AI News
OpenAI prepares managed agents for DevDay 2026
OpenAI appears to be preparing managed agents for DevDay, including configurable environments, skills, plugins, and a business-focused experience.
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🚨 AI News | TestingCatalog
OpenAI prepares managed agents for DevDay 2026 OpenAI’s DevDay may center on managed agents for developers and businesses, echoing Anthropic’s model. Expected reveals include model and security updates, plus agent-based ads that could challenge current digital…
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OPENAI 🔥: As tradition dictates, OpenAI plans to announce a new solution for its agent ecosystem at the upcoming DevDay 2026.
This time, we will get Managed Agents 🤖
> Users will be able to create Agents, Environments, and Agent Sessions directly via the OpenAI Platform.
> The Codex Plugin will help users build, configure, and deploy agents, lowering the barrier to entry.
> OpenAI's Managed Agents could be hosted on the OpenAI platform or self-hosted.
Loads of details inside 👀
This time, we will get Managed Agents 🤖
> Users will be able to create Agents, Environments, and Agent Sessions directly via the OpenAI Platform.
> The Codex Plugin will help users build, configure, and deploy agents, lowering the barrier to entry.
> OpenAI's Managed Agents could be hosted on the OpenAI platform or self-hosted.
Loads of details inside 👀
Anthropic is adding a dedicated button for viewing usage details to the chat as well as a new customisation section for Claude Code on Claude for iOS.
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