Alter ships with pre-configured templates for the managed-secret providers below. Adding any of them is the same flow: generate the credential at the provider, paste it into Developer Portal → Managed Secrets → Add Secret, and issue a grant binding it to a principal. For any header-based credential not in this catalog, use the Custom template — configure header name, injection format (Documentation Index
Fetch the complete documentation index at: https://docs.alterauth.com/llms.txt
Use this file to discover all available pages before exploring further.
Bearer {token}, Token {token}, Key {token}, …), and multi-header or query-parameter injection as needed.
| Provider | Slug | Credential type | What to paste |
|---|---|---|---|
| Airtable | airtable | Bearer token | Personal Access Token |
| Algolia | algolia | API Key (custom header) | Application ID + Admin API Key |
| AWS | aws | SigV4 | Access Key ID + Secret Access Key. Dedicated page → |
| Axiom | axiom | Bearer token | API token |
| Braze | braze | Bearer token | REST API key |
| Brevo (Sendinblue) | brevo | API Key (custom header) | API v3 key |
| Clerk | clerk | Bearer token | Secret key |
| Cloudflare | cloudflare | Bearer token | API token |
| Coda | coda | Bearer token | API token |
| Cursor | cursor | Bearer token | API key |
| Datadog | datadog | API Key (custom header) | API key (+ App key when needed) |
| Discord | discord | Bearer token (Bot) | Bot token |
| Exa | exa | API Key | API key |
| GitHub | github | Bearer token | Personal Access Token (or App installation token) |
| GitLab | gitlab | Bearer token | Personal Access Token |
| Grafana | grafana | Bearer token | API key |
| Incident.io | incident-io | Bearer token | API key |
| Klaviyo | klaviyo | Bearer token | Private API key |
| PagerDuty | pagerduty | API Key (custom header) | API access key |
| PostHog | posthog | Bearer token | Personal API key |
| Recharge | recharge | API Key (custom header) | API token |
| Resend | resend | Bearer token | API key |
| Rootly | rootly | Bearer token | API token |
| SendGrid | sendgrid | Bearer token | API key |
| Sentry | sentry | Bearer token | Auth token |
| Shopify | shopify | API Key (custom header) | Admin API access token |
| Shortcut | shortcut | API Key (custom header) | API token |
| Stripe | stripe | Bearer token | Secret key (sk_…) |
| Supabase | supabase | Bearer token | Service role key |
| Terraform | terraform | Bearer token | API token |
| Twilio | twilio | Basic auth | Account SID + Auth Token |
| Vercel | vercel | Bearer token | API token |
| WhatsApp Business | whatsapp-business | Bearer token | System User access token |
| WorkOS | workos | Bearer token | API key |
What’s next
AWS reference
SigV4 specifics and boto3 integration.
Provision secrets for backend services
End-to-end guide.
OAuth providers
For user-authorized credentials.