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Precheck source connectivity
An MCP tool from the Cloudflare API server, hosted on mcp.hjlabs.in.
Precheck source connectivity Check S3 credentials without saving a source. [POST /accounts/{account_id}/images/v2/sourcingkit/sources/connectivity-precheck]
Name on the gateway: cloudflare_api__cloudflare_images_sourcingkit_precheck_source_connectivity · may change things.
Parameters
| Name | Type | Description |
|---|---|---|
account_id required | string | account_id parameter |
account | string | Account identifier for the bucket (required for… |
bucket required | string | The name of the storage bucket. |
region | string | The region hint for the bucket (S3 only). |
secret required | object | Storage credentials for accessing the bucket. |
vendor required | s3 | r2 | The cloud storage vendor of the source bucket. |
How to call it
Through the Smart Gateway, any client can run it by name with call_tool, or let the gateway find it with search_tools:
{
"name": "cloudflare_api__cloudflare_images_sourcingkit_precheck_source_connectivity",
"arguments": {
"account_id": "…",
"bucket": "…",
"secret": "…",
"vendor": "…"
}
}Or connect the Cloudflare API server directly, which lists 3,127 tools including this one:
claude mcp add --transport http hj-cloudflare-api https://mcp.hjlabs.in/mcp/cloudflare-api \
--header "Authorization: Bearer YOUR_API_KEY"Try asking
Use the precheck source connectivity tool with account_id set to ….