---
id: "mailchimp_api_key"
kind: "datatype"
status: "draft"
is_pii: false
categories: ["secrets"]
langs: ["common"]
quality: 70
url: "http://registry.apicrafter.io/datatype/mailchimp_api_key"
---

# Mailchimp API key (`mailchimp_api_key`)

> **Draft.** Draft records have not been reviewed yet and may be incomplete or wrong; do not treat them as authoritative for legal or compliance decisions.

API key of the Mailchimp Marketing API: 32 hexadecimal digits, a hyphen and the data center of the account (for example us6), which is also the subdomain of the API endpoint.

- Parent datatype: `api_key`
- Personal data (PII): no
- Categories: Secrets and credentials (passwords, keys, tokens) (secrets)
- Countries: global
- Languages: Common to most languages (common)
- Classification: identifier

## Detection

Regular expression (Python `re`):

```
^[0-9a-f]{32}-us[0-9]{1,2}$
```

## Examples

- `0123456789abcdef0123456789abcdef` (invalid example) — No data center suffix

## Supported by tools

- `detectsecrets`
- `gitleaks`
- `semgrep`
- `trufflehog`

## Sources

- doc: <https://mailchimp.com/help/about-api-keys/>
- other: <https://github.com/gitleaks/gitleaks/blob/master/config/gitleaks.toml>

## Quality

Score 70/100. Missing: examples, mapping (Wikidata, Schema.org, ...), translation.

JSON: <http://registry.apicrafter.io/api/v1/datatypes/mailchimp_api_key.json> · Edit: <https://github.com/apicrafter/metacrafter-registry/edit/main/data/datatypes/any/secrets/mailchimp_api_key.yaml>