Monthly brief
The builder's brief for the month: what changed, what it costs to build now, where the openings are.
11 picks. Leading: Agent cloud startup Daytona hits $1B valuation backed by FirstMark and a who’s who of angels; The Programmable Data Center — Evan Conrad, SF Compute.
Daytona is building a cloud for agents that's like giving every agent its own computer. It has attracted founders of Stripe, Perplextity, Datadog, Mercor, and others as angels, it says.
Top investors from Iconiq and Sapphire Ventures, along with Rahul Vohra, the founder of Superhuman Mail, share the do's and don'ts for building hit products.
Hosted by TechCrunch in partnership with Fidelity Private Shares, the full-day event goes beyond fundraising and AI to explore the realities of finding customers, building teams, sharpening a pitch, developing founder leadership, and scaling companies both inside and outside traditional startup hubs.
Helion now has another $225 million to help speed development of its first fusion power plant, due to provide Microsoft with electricity in 2028.
From GPU trading to physical settlement, independent markets, and programmable compute
Icon’s fundraising, employment in China’s solar industry, grid-scale battery reliability, Tesla’s flying roadster, and more.
Propane in air conditioners, Anduril making submarine parts, nuclear reactors on the moon, the robotic hand landscape, and more.
Minimum lot sizes, Boeing’s next 737 MAX, Fervo short sellers, Figure AI’s training data, and more.
Trainium Best for Inference? But now good for Training too, Native Trainium PyTorch, High Quality CI, TorchTitan, GPU Impossible Profiler
And how America will power the next wave of growth
Elastic GPUs, sandbox growth, and the economics of the agent cloud
Live build costs from public sources. Full tables on the stack page.
AI API prices
441 models priced per 1M tokens.
Source: OpenRouter, fetched 2026-10-25
GPU rental
33 GPU models priced per GPU-hour.
Source: Vast.ai, fetched 2026-10-25
Cost of money
Bank Prime Loan Rate: 7.00% on Oct 21, 2026.
Source: FRED, Federal Reserve Bank of St. Louis (DPRIME)
Ownership and build openings: Agent cloud startup Daytona hits $1B valuation backed by FirstMark and a who’s who of angels; The Programmable Data Center — Evan Conrad, SF Compute; Reading List 10/17/26.
Daytona is building a cloud for agents that's like giving every agent its own computer. It has attracted founders of Stripe, Perplextity, Datadog, Mercor, and others as angels, it says.
From GPU trading to physical settlement, independent markets, and programmable compute
Icon’s fundraising, employment in China’s solar industry, grid-scale battery reliability, Tesla’s flying roadster, and more.
Propane in air conditioners, Anduril making submarine parts, nuclear reactors on the moon, the robotic hand landscape, and more.
Top investors from Iconiq and Sapphire Ventures, along with Rahul Vohra, the founder of Superhuman Mail, share the do's and don'ts for building hit products.
