A developer using Claude Code noticed a consent prompt for telemetry even in projects that lack any Vercel configuration. Investigation revealed that the Vercel plugin injects system‑level instructions, captures full Bash command strings, device identifiers, OS details and other usage data, and transmits them without an explicit opt‑in. Disabling the data collection requires manual changes to environment variables or configuration files, steps that are not presented during installation. Vercel has not responded to requests for comment. Read more →