Tech Radar

Technology signals for real-world systems.

Curated updates with UniQubit judgment: what changed, why builders should care, and how it affects real products.

tech-radarApr 26, 2026

GPT-5.5 System Card: Enhancing Real-World Application and Safety

The GPT-5.5 System Card outlines the capabilities and safety measures of the new GPT-5.5 model, designed for complex, real-world applications. This model improves upon its predecessors by understanding tasks more quickly, requiring less guidance, and effectively utilizing tools. It has undergone extensive safety evaluations and feedback collection from early-access partners, ensuring expanded safeguards against misuse while maintaining beneficial uses.

#ai-models#safety-evaluations#real-world-applications#tool-integration#cybersecurity#gpt-5-5
Abstract technology signal map for GPT-5.5 System Card: Enhancing Real-World Application and Safety
tech-radarApr 26, 2026

GPT-5.5: A Release Focused on Intelligent Efficiency

OpenAI introduced GPT-5.5 as a new model focused on agentic coding, knowledge work, research, and data analysis. The release emphasizes higher reported capability, GPT-5.4-level per-token latency, fewer tokens used on Codex tasks, and expanded safeguards for cybersecurity and biology-related risk areas. For builders, the main signal is not just model quality, but the shift toward longer-running, tool-using AI workflows that need careful evaluation around cost, reliability, and policy controls.

#ai-models#gpt-5-5#coding#research#data-analysis#efficiency
Abstract technology signal map for GPT-5.5: A Release Focused on Intelligent Efficiency
tech-radarApr 26, 2026

React Native 0.78 - React 19 and more

React Native 0.78 brings React 19 support to React Native apps, along with platform-focused improvements such as Android XML drawable support, opt-in JavaScript logs in Metro, and improved iOS brownfield integration through ReactNativeFactory. The release also reflects the React Native team’s push toward smaller, more frequent releases, but includes breaking changes that teams should review before upgrading.

#react-native#react-19#mobile-development#cross-platform#developer-tools
Abstract technology signal map for React Native 0.78 - React 19 and more
tech-radarApr 25, 2026

DeepSeek-V4: a million-token context that agents can actually use

DeepSeek-V4 introduces a model design focused on handling very long context windows, with claims of supporting up to one million tokens. This direction addresses a known limitation in current AI systems, where maintaining coherence across long inputs and multi-step workflows remains challenging. If validated in real-world usage, this approach could reduce the need for aggressive context management techniques such as chunking and repeated prompting.

#ai#language-models#deep-learning#contextual-awareness#real-world-applications
Abstract technology signal map for DeepSeek-V4: a million-token context that agents can actually use
tech-radarApr 25, 2026

From Istanbul to #1 in the US App Store: why FERASET bet its AI app studio on Expo

FERASET, an AI app studio based in Istanbul, achieved remarkable success by launching their first AI app to both major app stores within just four weeks, reaching the #1 spot globally and surpassing major players like Spotify. This rapid ascent highlights the strategic decision to utilize Expo, a framework that enabled them to streamline development processes and focus on delivering a high-quality product quickly.

#ai-apps#expo-framework#app-development#startup-success
Abstract technology signal map for From Istanbul to #1 in the US App Store: why FERASET bet its AI app studio on Expo