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15 stories

Stories

  • Qiskit beyond Python: Fortran, C++, and Julia

    Qiskit’s C API connects the SDK’s Rust core to the languages of HPC and scientific computing, so you can build and run circuits natively—no Python required.

    IBM Research Blog11 min read
  • Why are silicon wafers round?

    It’s a result of metallurgy, but circular silicon wafers are also the best shape to ensure uniformity in the chip production process.

    IBM Research Blog7 min read
  • OpenAI open-sourced the Codex harness: what you actually got

    OpenAI just made the engine under Codex an Apache-2.0 platform — codex exec, the SDK, and the JSON-RPC app-server. The pitch is one number: harness changes alone took the same model from 13.3% to 38.3% on ARC-AGI-3 with 6x fewer tokens.

    Backgrind Blog10 min read
  • Measuring whether a coding agent is actually helping

    The three metrics every team reaches for first — lines written, acceptance rate, self-reported time saved — are the three that reward an agent producing more code than you needed.

    Backgrind Blog20 min read
  • Which config file actually wins?

    Your personal setting is being ignored, or the repo's is — and the reason is that the direction of precedence is not the same for every mechanism. settings.json lets the repo beat your laptop; skills let your laptop beat the repo; CLAUDE.md lets nothing beat anything; permission rules refuse to…

    Backgrind Blog19 min read
  • Skills vs plugins vs MCP vs subagents in Claude Code: how to choose

    Six extension mechanisms, and only three of them are different kinds of thing. What each one is, where it lives, when the model reaches for it, and the honest edge cases where two genuinely overlap — plus the two changes that broke everyone's mental model: custom commands are now skills, and MCP…

    Backgrind Blog18 min read
  • The security model of agent skills: what you are actually installing

    A skill is not data — it is instructions that steer your agent inside your repository, with your credentials. One realistic attack chain traced end to end, why the permission system rather than the skill file is the trust boundary, why commit-pinning fails outright for most repos through the Skills…

    Backgrind Blog15 min read
  • Kimi K3 open weights: the self-hosting reality check

    Moonshot released Kimi K3's weights on July 27, 2026. What that actually gets you at 2.8 trillion parameters — the real download size, the hardware floor, the bespoke license, and how to choose between self-hosting, the official API, and an aggregator.

    Backgrind Blog11 min read

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