Post JSON payloads to Slack channels via Incoming Webhooks without OAuth.
npx skills add https://github.com/vm0-ai/vm0-skills --skill slack-webhook
Please help me install this Agent Skill. Skill: slack-webhook Source: https://github.com/vm0-ai/vm0-skills/tree/main/slack-webhook Command: npx skills add https://github.com/vm0-ai/vm0-skills --skill slack-webhook
This Skill sends messages to a Slack channel using an Incoming Webhook, bypassing OAuth and bot setup.
curl -X POST $SLACK_WEBHOOK_URL -H "Content-type: application/json" -d '{"text":"Deployment succeeded!"}'
High-intent search queries and answers about installing and using this skill.
Slack Incoming Webhooks let you post messages to a channel via HTTP POST without OAuth or app configuration. You need only the webhook URL and a JSON payload containing your message text, blocks, or fields.
Yes, webhooks are ideal for CI/CD notifications. Send deployment status updates, build alerts, or test results directly to a Slack channel by posting JSON to your webhook URL whenever a pipeline event occurs.
Webhooks accept JSON payloads with text, blocks (rich formatting), or fields. A basic payload is `{"text":"message"}`. Blocks enable layouts with buttons, images, and sections for richer alert formatting.
No. Incoming Webhooks bypass standard Slack OAuth and bot setup. The webhook URL itself contains embedded authorization, so you only need the URL to post messages to the target channel.
Webhooks are lightweight, one-way message delivery to fixed channels without OAuth overhead. Full Slack apps offer two-way interactivity and multi-channel control but require more setup. Webhooks suit simple notifications and alerts.
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