Anthropic rolls out Claude Opus 4.7, an AI model that is less risky than Mythos
Claude Mythos Preview is Anthropic's most powerful AI model that excels at identifying weaknesses and security flaws within software.
RADAR ARCHIVE
Week 16, 2026
3 tools added to the directory and 6 launches tracked, Apr 13 – 19, 2026.
Added to the directory (3)
Tested and written up.
Frontier Opus model with higher-resolution vision and xhigh effort
Anthropic's frontier Opus-tier model announced on April 16, 2026, with substantial gains on the hardest coding tasks, higher-resolution vision input, a new xhigh effort level, file-system-based memory...
Why: Opus 4.7 introduced the xhigh effort level and file-system memory recall, making it a notable step between Opus 4.6 and Opus 4.8.
Enterprise
Best for Hard Coding Tasks
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Mistral's flagship open-weight multimodal frontier model
A 675B-parameter sparse mixture-of-experts model with 41B active parameters and a 262K context window, released under Apache 2
Why: Mistral Large 3 is one of the most capable permissive open-weight models available, offering frontier performance with the deployment flexibility of Apache 2.0 licensing.
Freemium
Best for Open-Weight Frontier
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Mistral's edge family of small, dense open-source models
A family of 3B, 8B, and 14B parameter dense models released under Apache 2
Why: Ministral 3 brings Mistral's open-weight lineage to edge devices, offering a strong 14B reasoning option and smaller variants for local and on-device use.
Freemium
Best for Edge Deployment
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On the radar (6)
Reported in the daily briefing this week. Not reviewed for the directory.
Quantum stocks on pace for a massive week after Nvidia debuts AI models to boost the tech
Hyperscalers Alphabet, Amazon and Microsoft have been investing heavily in chips to power quantum computing
OpenAI releases new cyber security model to limited group of customers
Launch of GPT-5.4-Cyber follows concern about ability of Anthropic’s Mythos to find software bugs
Google launches a Gemini AI app on Mac
Google is launching a new Gemini app on Mac that allows you to interact with the AI assistant without switching windows on your desktop. With the app, you can use the Option + Space shortcut to pull up a floating chat bubble, where you can ask Gemini questions…
OpenAI Releases Cyber Model to Limited Group in Race With Mythos
OpenAI is letting a select group of users access a new artificial intelligence model that's meant to be more adept at spotting software security vulnerabilities, one week after rival Anthropic PBC announced a limited release of an AI tool called Mythos.
OpenAI announces first permanent London office after halting UK Stargate project
In February, the company said it would make London its largest research hub outside of the U.S.