Webhook Format: Slack

When format is set to slack, incoming emails are converted into Slack messages using the Incoming Webhooks API.

Get the Webhook URL

Go to api.slack.com/apps and click Create New App → From scratch.
In the app settings sidebar, click Incoming Webhooks and toggle it On.
Click Add New Webhook to Workspace, select the target channel, then click Allow.

Copy the generated URL:

https://hooks.slack.com/services/T00000000/B00000000/YOUR_WEBHOOK_PATH

Configure in echoValue

curl 'https://api.echovalue.dev/webhook' \
  -H 'x-token: mytoken' \
  -H 'Content-Type: application/json' \
  -d '{
    "url": "https://hooks.slack.com/services/T00000000/B00000000/YOUR_WEBHOOK_PATH",
    "format": "slack"
  }'

Output Preview

*Subject line*
From: Sender Name <sender@example.com>
Email body text