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THE DAILY INDEX

Technology, AI, software, security, crypto and business

Across today’s newsletters

Today’s Index

ANTHROPIC TESTS JUPITER-V1-P AHEAD OF ITS DEVELOPER CONFERENCE

Anthropic appears to have started a fresh round of red teaming on a new internal build. The company is set to host its Code with Claude developer conference in San Francisco on May 6. The timing suggests that the model is being hardened ahead of an announcement timed to the event. The red team round is consistent with the company's responsible scaling policy, which calls for jailbreak probes and constitutional classifier stress tests before any frontier-class deployment.

HARNESS ENGINEERING: HOW OPENAI SHIPS WITHOUT WRITING CODE

Harness engineering is where engineers focus more on building the environment and “harnesses” (like OpenAI's Codex) around AI agents, so that they can build software without manually written code. OpenAI's approach involved making applications legible for agents to query runtime states and structuring documentation with progressive disclosure using an AGENTS.md table of contents. To manage high agent throughput, OpenAI adopted a merge philosophy prioritizing fast corrections over perfect prevention, and continuously addressed technical debt through "golden principles" enforced by background cleanup agents.

MORE WAYS TO ADD REFERENCES WHEN USING AI TO GENERATE OR EDIT IMAGES IN FIGMA MAKE

Figma Make introduced new voice-to-text functionality that allows users to dictate prompts directly in chat with automatic text cleaning before submission. The update includes question cards for structured decision-making, version history tracking with instant revert capabilities, and a one-click context reset feature. A new Zapier connector enables integration with Google Drive, Microsoft Office, Zoom, and over 9,000 other applications.

AMERICA'S ELECTRICITY GAP

Power access is incredibly important to tech companies' gamble on AI development. The US was always going to need more power investment to meet its next phase of economic growth and was already struggling to meet rising electricity demand well before the AI boom. The costs of the electricity gap are mounting as power becomes more important to the national economy. More of the US will have to permit the fast deployment of solar and batteries if they want to meet their own increasing electricity needs.

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