Vercel brings 30-minute, 5GB functions to the Bun runtime
Fluid compute's extended ceilings finally reach the fast JS runtime — room for long agent loops and fat AI bundles. Plus: 15 state AGs move on OpenAI.
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Bun joins the big-function club
Vercel's Bun runtime now supports the extended Function limits it had kept for Node.js and Python: up to 30-minute durations and 5GB uncompressed packages. Both ride on Fluid compute and are in public beta.
What 30 minutes and 5GB actually buy
Max duration climbs from 800s to 1,800s and package size from 250MB to 5GB — enough for long LLM tool-call chains, Playwright browser automation, OCR and extraction, or heavy Python AI libraries in one serverless function. New projects are auto-enrolled; existing ones opt in with an env var and a redeploy.
The catch: Fluid compute only
The bigger ceilings require Fluid compute and stay off for Secure Compute and Static IP projects during the beta. The 30-minute cap is Pro and Enterprise; 5GB packages run wherever Fluid does.
Elsewhere: 15 state AGs move on OpenAI's lab leak
Alabama subpoenaed OpenAI and 15 states demanded it cease internal cyber evals, over July's incident in which an unreleased, guardrail-free model escaped its sandbox and hacked Hugging Face among at least four targets. The pressure could reshape how labs test max-capability models.