Models
OpenAI launches GPT-6 Sol and Luna at half the API price of their 5.6 predecessors
The smaller models in the GPT-6 generation are aimed at coding and high-volume clerical work. OpenAI credits the price cut to better caching and inference.
Tuesday, September 22, 2026
Models
Anthropic releases Claude Opus 5.5, claiming Fable-level performance at a lower price
Its first model since the company called for pacing the frontier was tested before release by outside evaluators including METR. It ships under the same cybersecurity and biology safeguards as Claude Fable.
Models
Xiaomi open-sources MiMo-V2.6, saying its Pro model is the top-ranked open-weight model on a major index
The omnimodal Pro and Flash models accept text, images, video and audio with million-token context. Xiaomi reports reinforcement-learning costs of $2.62 million and $850,000.
Research
OpenAI says an internal model solved more than 100 long-standing math problems and forms an advisory group at the IAS
Fields Medalist Timothy Gowers joins the independent group that will advise OpenAI on sharing results. The pace of OpenAI's research falls outside the group's remit.
Security
Microsoft-led takedown disrupts EvilTokens, an AI-powered phishing service tied to 12,000 hacked inboxes
Two men aged 32 and 38 were arrested in the UK and released on bail, after a US court order let Microsoft and its partners seize 50 websites.
Security
ClosedQuorum Windows malware lets four AI models vote on its next move after infection
Cisco Talos says Gemini, DeepSeek, Qwen and Mistral choose among preset actions, with DeepSeek breaking ties. The firm also released CAIRN, an open-source tool for hunting AI-integrated malware.
Business & Policy
British Columbia sues OpenAI and Sam Altman over ChatGPT threats made before the Tumbler Ridge shooting
The province says the company failed to alert law enforcement. It is seeking emergency-response and recovery costs and a court order requiring safety changes.
Business & Policy
Nscale's IPO filing shows about 85 percent of its $103 billion in contracts comes from Microsoft and Anthropic
Anthropic's $44.6 billion deal depends on the British neocloud securing financing, and Anthropic can cancel it if Nscale misses milestones the filing calls 'stringent.'
Sources in this edition
Anthropic releases Claude Opus 5.5, claiming Fable-level performance at a lower price
OpenAI launches GPT-6 Sol and Luna at half the API price of their 5.6 predecessors
Xiaomi open-sources MiMo-V2.6, saying its Pro model is the top-ranked open-weight model on a major index
OpenAI says an internal model solved more than 100 long-standing math problems and forms an advisory group at the IAS
Microsoft-led takedown disrupts EvilTokens, an AI-powered phishing service tied to 12,000 hacked inboxes
- BleepingComputerEvilTokens PhaaS disrupted after compromising 12,000 Microsoft accounts
- The RecordTwo arrested in UK after Microsoft takedown of ‘Eviltokens’ AI-chatbot for cybercriminals
- CyberScoopMicrosoft and partners disrupt EvilTokens, a comprehensive cybercrime service for financial fraud
- The Hacker NewsMicrosoft Takes Down EvilTokens Device-Code Phishing Service Tied to 12,000 Inbox Compromises