> ## Documentation Index
> Fetch the complete documentation index at: https://docs.tenderly.co/llms.txt
> Use this file to discover all available pages before exploring further.

# Usage Rate Limits

> Reference table of Web3 Action execution limits: timeout, concurrency, payload size, and per-project maximums, with notes on which limits are customizable.

The following table presents limits of setup and execution of [Web3 Actions](/monitoring/web3-actions/introduction):

| What                                | Limit                                                               | Customizable?\* |
| ----------------------------------- | ------------------------------------------------------------------- | --------------- |
| Execution duration\*\*              | 30s timeout                                                         | Yes, up to 900s |
| Total number of Web3 Actions        | [Contact sales](https://tenderly.co/contact-us) to discuss capacity | Yes             |
| Memory allocation (RAM)             | 128 MB                                                              | No              |
| Sequential actions rate limit\*\*\* | 100 executions/5 min                                                | No              |
| Parallel actions rate limit\*\*\*   | 2000 executions/5 min                                               | No              |
| Package size                        | 40MB zipped (including `node_modules`)                              | No              |

\*Customizable restriction per quote.
\*\*Executions longer than defined timeout will be terminated.
\*\*\*Any additional executions will be skipped, and you will be notified via email about all the skipped executions. See [Notifications](/monitoring/web3-actions/references/notifications) for how to configure these email delivery channels.

[Contact our support team](https://tenderly.co/contact-us) for custom limits.