library · inferred from evidence
axios
An HTTP client library suggested as an alternative to native fetch.
- Vercel: fetch from serverless function fails with "UND_ERR_CONNECT_TIMEOUT" on Node 20
The failures come from a buggy undici (6.19) bundled inside Node 20's fetch, not from Vercel's network. Confirmed workarounds: 1) downgrade the Vercel project to Node 18.x (multiple reporters confirmed this fixed it; Vercel only allows majo