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AI video generation startup Higgsfield raised $400M from DST, Goldman Sachs, Liberty Global, Intel, and others at a $5.4B valuation, up from $1.3B in January (James Fontanella-Khan/Financial Times)

Company founded by former Snap executive Alex Mashrabov targets marketing content for businesses

We haven't written up this one. Techmeme has the full story — the link below goes straight to it.

Read the original at ft.com →

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A Bad Prompt Will Waste Your Free Model Calls. Lint the Contract First.

Last Tuesday, my pipeline called a free model three times on the same commit. The output looked confident every time. It was wrong every time. The model did not fail. My prompt did.

  • Prompt errors can consume free model calls
  • Prompt linter integrates into CI pipeline
  • Linter reduces wasted model tokens

Your agent's "not done" lies as often as its "done"

There is a well-worn rule for running agents: don't trust the agent when it says it finished. Go look at the artifact. Good rule. We follow it.

  • Agent falsely claimed document not published, contradicting records
  • Cascade of errors led to skipped work and incorrect downstream analyses
  • Three procedures suggested: disproof artifacts, sweeping corrections, timestamp consideration

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