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Higgsfield Publishes One-Hour AI Film Production Case Study

No.31 · Thursday, September 24, 2026 · Today in AI

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In this issue

1. 01Higgsfield Publishes One-Hour AI Film Production Case StudyHiggsfield laid out, stage by stage, how the feature-length AI film channel El Libro Sagrado is made. One film takes 20 days to a month, and the first four or five days go to research and character design.
2. 02OpenAI Publishes invideo's GPT-6 Astra Case StudyAfter adding GPT-6 Astra, video-editing startup invideo saw its color-correction success rate rise about threefold. A few editors built about 50 custom effects in a single day.
3. 03OpenAI Overhauls Prompt Caching for GPT-6OpenAI fixed the cache-discount reuse window at 30 minutes and shipped a hit-rate dashboard alongside a miss-diagnostic tool. Because cache writes cost 1.25 times the input price, hit rate is now directly tied to cost.
4. 04OpenAI Connects Plugins to ChatGPT VoiceChatGPT Voice can now use email, calendar, and Slack plugins and runs on GPT-6 Astra, Sol, and Luna. In ChatGPT Work on web and mobile, you can also build documents and sites by voice.
5. 05OpenAI Gives Ukraine's Government Access to DaybreakOpenAI is working with Ukraine's Ministry of Digital Transformation to open its Daybreak cyber defense program. The focus is defending civilian infrastructure such as hospitals, energy and telecommunications.
6. 06OpenAI publishes Parallel's Astra adoption case studyWeb research infrastructure startup Parallel says GPT-6 Astra cut the time and cost of its long research tasks in half. More targeted searching, not bigger reasoning, was named as the reason for the speedup.
7. 07OpenAI publishes principles for third-party safety assessmentsA single document sets out four priority areas for deeper outside assessment and seven principles the work should follow. Claims are pre-registered before assessment, and assessors can note in their reports when the company has requested redactions.
8. 08Anthropic and OpenEvidence Announce Medical AI PartnershipA specialized version of OpenEvidence will be offered free to clinicians in low- and middle-income countries. Anthropic's technology will support it on the back end while OpenEvidence tailors the tool to each region, with about 100 countries covered.
9. 09Google Releases Two Gemini 3.8 TTS ModelsGoogle has released Gemini 3.8 Flash TTS, which designs voices from written descriptions, and Flash-Lite TTS for high-volume work. Voice replication from a 30-second sample comes with verbal consent checks and SynthID watermarking.
10. 10Galaxy Corporation Stages Humanoid Robot Show in New YorkG-Dragon's agency put on robot performances at Rockefeller Center and Times Square to mark the UN International Day of Peace. It has switched its listing plan from Kosdaq to the United States and is preparing a robot idol debut in January.
11. 11C.H.BECK takes majority stake in legal AI company NoxtuaNoxtua closed a Series C of more than €100 million, making German legal publisher C.H.BECK its majority shareholder. Five existing investors exited, and Austrian publisher MANZ joined as a new investor.
12. 12Gallup releases 37-country AI perception survey resultsPositive feelings toward AI outweighed negative ones in 34 of 37 countries. Seven wealthy Western countries used AI the most yet topped the worry rankings.