Digest: open-weight memory math, Stripe reconciliation, Bun 1.4 on Vercel

Developer tooling roundup: the 816B-parameter open-weight model Muse Spark Open needs about 1TB of RAM, Stripe reconciliation should use balance_transactions and payout webhooks, and Vercel added Bun 1.4 to Functions, agent-driven domain purchases via CLI and OAuth connectors for v0 apps to 100+ services.

• Muse Spark Open with 816B parameters needs roughly 1TB of RAM
• Bun 1.4 on Vercel Functions is opt-in via bunVersion in vercel.json
• Vercel Connect gives v0 apps OAuth to 100+ services without long-lived secrets
• Vercel CLI agents search and buy domains with human approval