# Cross-link map: Concurrency scaling (/docs/functions/concurrency-scaling)

> From the Vercel docs graph (built 2026-10-28T05:45:04.324Z), spanning vercel.com docs + KB, nextjs.org, ai-sdk.dev, and other Vercel documentation sites. Full graph as JSON: https://vercel.com/docs/graph.json

## Semantically closest pages

- [Vercel Functions now scale 12x faster for high-volume requests](https://vercel.com/changelog/vercel-functions-now-scale-12x-faster-for-high-volume-requests)
- [What should I do if I receive a 503 error on Vercel?](https://vercel.com/kb/guide/what-should-i-do-if-i-receive-a-503-error-on-vercel) — Learn about when Serverless Functions return a 503 status code and what can be done about them.
- [Vercel Functions](https://vercel.com/docs/functions) — Build API routes, webhooks, and agent request handlers with Vercel Functions, then test and debug them with Vercel CLI.
- [Legacy Usage & Pricing for Functions](https://vercel.com/docs/functions/usage-and-pricing/legacy-pricing) — Learn about legacy usage and pricing for Vercel Functions.
- [Understanding Vercel Functions](https://vercel.com/blog/understanding-vercel-functions)

## This page links to (4)

- [Working with Drains](https://vercel.com/docs/drains) — Drains collect logs, traces, speed insights, and analytics from your applications. Forward observability data to custom
- [Vercel Functions](https://vercel.com/docs/functions) — Build API routes, webhooks, and agent request handlers with Vercel Functions, then test and debug them with Vercel CLI.
- [Runtime Logs](https://vercel.com/docs/logs/runtime) — Learn how to search, inspect, and share your runtime logs with the Logs tab.
- [Account Plans on Vercel](https://vercel.com/docs/plans) — Learn about the different plans available on Vercel.

## Pages that link here (8)

By site: vercel-changelog (1) · vercel-kb (2) · vercel-web (1) · vercel-docs (4)

### From vercel-changelog

- [Python function bundles now include precompiled bytecode](https://vercel.com/changelog/python-function-bundles-now-include-precompiled-bytecode)

### From vercel-kb

- [How to handle order-ahead traffic spikes on Vercel](https://vercel.com/kb/guide/handle-order-ahead-traffic-spikes-on-vercel) — Order-ahead traffic spikes hit the same routes every lunch hour. Learn how to scale, cache, queue, and test a restaurant
- [How can I improve function cold start performance on Vercel?](https://vercel.com/kb/guide/improve-function-cold-start-performance-on-vercel) — Learn how to confirm whether cold starts cause function latency on Vercel, and how Fluid compute reduces how often they

### From vercel-web

- [Scale to one: How Fluid solves cold starts](https://vercel.com/blog/scale-to-one-how-fluid-solves-cold-starts)

### From vercel-docs

- [Vercel Functions Limits](https://vercel.com/docs/functions/limitations) — Learn about the limits and restrictions of using Vercel Functions.
- [Runtimes](https://vercel.com/docs/functions/runtimes) — Runtimes transform your source code into Functions, which are served by our CDN. Learn about the official runtimes suppo
- [Legacy Usage & Pricing for Functions](https://vercel.com/docs/functions/usage-and-pricing/legacy-pricing) — Learn about legacy usage and pricing for Vercel Functions.
- [Vercel Enterprise Plan](https://vercel.com/docs/plans/enterprise) — Learn about the Enterprise plan for Vercel, including features, pricing, and more.