BREAKINGOpenAI closes $40B round at $340B valuation — largest private tech raise ever·MODELSAnthropic ships Claude Opus 4 with extended thinking and agentic capabilities·FUNDINGxAI raises $6B Series C led by Andreessen Horowitz for Grok infrastructure·REGULATIONEU AI Act enters full enforcement — high-risk systems must comply now·AGENTSGoogle DeepMind open-sources Gemini Agent Framework for autonomous task completion·RESEARCHStanford HAI: Enterprise AI adoption hits 78% globally, GenAI in production at 45%·WARNINGUS Senate passes AI Transparency Act — content labeling required at scale·PRODUCTMeta releases Llama 4 Maverick open-weight model rivaling proprietary alternatives·MODELSDeepSeek V3 scores within 2% of GPT-4o on MMLU at 1/10th the inference cost·FUNDINGMistral AI raises €600M Series B at €6B valuation for European AI sovereignty·BREAKINGOpenAI closes $40B round at $340B valuation — largest private tech raise ever·MODELSAnthropic ships Claude Opus 4 with extended thinking and agentic capabilities·FUNDINGxAI raises $6B Series C led by Andreessen Horowitz for Grok infrastructure·REGULATIONEU AI Act enters full enforcement — high-risk systems must comply now·AGENTSGoogle DeepMind open-sources Gemini Agent Framework for autonomous task completion·RESEARCHStanford HAI: Enterprise AI adoption hits 78% globally, GenAI in production at 45%·WARNINGUS Senate passes AI Transparency Act — content labeling required at scale·PRODUCTMeta releases Llama 4 Maverick open-weight model rivaling proprietary alternatives·MODELSDeepSeek V3 scores within 2% of GPT-4o on MMLU at 1/10th the inference cost·FUNDINGMistral AI raises €600M Series B at €6B valuation for European AI sovereignty·

← Home·Intelligence·Event

announcement

GPT-5.5 tops benchmarks but still hallucinates frequently and costs 20 percent more over the API

Apr 24, 2026OpenAI

Event Summary

GPT-5.5 pushes OpenAI back to the top of the AI benchmarks. The price went up, but it still looks like the best bang for your buck among proprietary models. The article GPT-5.5 tops benchmarks but still hallucinates frequently and costs 20 percent more over the API appeared first on The Decoder.

modelsApr 24, 2026

Anthropic, OpenAI +32 more: 108 model releases in rapid succession

modelsApr 24, 2026

Hugging Face, OpenAI +38 more: 131 model releases in rapid succession

modelsApr 27, 2026

Hugging Face, OpenAI +36 more: 128 model releases in rapid succession

modelsApr 27, 2026

Hugging Face, OpenAI +38 more: 129 model releases in rapid succession

modelsApr 27, 2026

Hugging Face, OpenAI +38 more: 129 model releases in rapid succession

modelsApr 27, 2026

Hugging Face, OpenAI +37 more: 128 model releases in rapid succession