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April 24, 2026

5 curated links on AI agents, Python, security, Google Cloud, and engineering, selected by Médéric Hurier.

  1. Introducing GPT-5.5

    openai.com

    OpenAI launches GPT-5.5, its latest flagship model generation.

  2. DeepSeek-V4 Preview is officially live and open-sourced

    x.com

    DeepSeek open-sources V4 with cost-effective 1M context length, featuring V4-Pro (1.6T total / 49B active params) rivaling top closed-source models and V4-Flash (284B / 13B active) for efficient inference.

  3. Google Cloud Next '26 Developer Keynote

    youtube.com

    The full developer keynote from Google Cloud Next 2026 showcasing new developer tools and platform announcements.

  4. Anthropic quietly nerfed Claude Code's 1-hour cache, and your token budget is paying the price

    xda-developers.com

    Anthropic silently switched Claude Code's default prompt cache TTL from one hour to five minutes, causing significantly higher token consumption and costs for developers doing long-context agentic work.

  5. GPT-5.5 API Pricing: Twice as expensive as GPT-5.4

    reddit.com

    Community discussion highlighting that GPT-5.5 API pricing is double that of GPT-5.4, though some developers report it is more token-efficient overall.