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Editorial collage on off-white newsprint with torn blue corners: a staircase of five white paper cubes rising left to right, the top step cyan, beneath a large STEP 5 PREVIEW headline and the line STEPFUN FLAGSHIP · API OPEN · WEIGHTS DUE 15 OCT, with the StepFun logo, a torn spec sheet reading 600B TOTAL, 27B ACTIVE and 1M CONTEXT, a price tag reading $1.00 IN · $2.70 OUT and a desk calendar page circled at 15 OCT.

AINew release

Step 5 Preview (StepFun): 600B agent model, $1/M input tokens

Step 5 Preview is StepFun's flagship model for long agent jobs, on sale since 20 September 2026: 600B parameters with 27B active, a 1M-token context and text, image and video input, at $1.00 in and $2.70 out per million tokens. Artificial Analysis scores it 44, and open weights are due on 15 October.

AINew release

FLUX 3 Action: Black Forest Labs' open 7B robot-control model

FLUX 3 Action is Black Forest Labs' free-to-download 7B model for driving robot arms. It reads camera frames, joint positions and a typed instruction, then predicts about two seconds of motor commands together with video of the result. Released 23 September 2026.

AINew release

Agora-2 (Odyssey): an AI-generated world for 20 humans and agents

Odyssey released Agora-2 on 24 September 2026: a world model that generates one shared game world in real time for up to 20 participants, four humans and 16 AI agents, trained on Diablo II and playable in a web browser as a research preview.

Crypto◉

Banks could issue their own stablecoins under proposed Fed rules

The US Federal Reserve Board proposed two GENIUS Act rules on 24 September 2026. One sets reserve, capital and redemption standards for the stablecoin issuers it supervises; the other sets how its member banks apply to issue one. Comments run for 60 days.

Crypto◉

SEC staff clear token buybacks on blockchains that already work

The SEC's Division of Corporation Finance published nine staff answers on crypto on 25 September 2026. On a working network, announcing a buyback or paying for upgrades sits outside the managerial effort the Howey test looks for; before launch, a buyback sold as a return could count.

Crypto◉

Solana's upgrade makes transactions final 20 times faster in testing

Solana's devnet switched from TowerBFT to the Alpenglow consensus protocol on 25 September 2026, a day after testnet, Anza confirmed. Validators now send votes directly to each other, and Solana targets finality of about 150 milliseconds against 12.8 seconds under TowerBFT.

Crypto◉

CFTC staff open $666.5bn of client money to tokenised assets

Three CFTC staff divisions updated their crypto FAQ on 24 September 2026. Futures brokers and clearing houses may invest customer funds in tokenised versions of assets they can already hold, and registered firms may keep required records on a blockchain.

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