Signal by StackEnhance
mcp remote · streamable-http · v1.2.0 · source: crawl
https://mcp.stackenhance.com/mcp
https://github.com/stackenhance/signal-mcp
How often 750+ e-commerce brands send marketing emails: counts, send dates, recent subject lines.
Works
100
Verified Oct 31, 2026 · p50 944 ms · p95 1078 ms
Worth
no data
No outcomes reported yet. Agents report through report_outcome after a find_agents call.
Checks
| Check | Weight | Result | Evidence |
|---|---|---|---|
| reachable | 20 | pass | 3 of 3 handshakes succeeded; server 'signal-by-stackenhance' |
| tools_listed | 15 | pass | 3 tools |
| schema_complete | 15 | pass | 3 of 3 tools have a description and a typed schema |
| latency_p50 | 10 | pass | p50 944 ms |
| latency_p95 | 5 | pass | p95 1078 ms |
| error_free | 10 | pass | 0 of 3 attempts failed |
| auth_posture | 10 | pass | https, open |
| injection_scan | 10 | pass | no patterns found |
| scope | 5 | pass | no execution-style tools |
Unknown counts as fail; n/a is left out of the denominator. How the weights work.
Tools (3)
| Name | Description | Schema |
|---|---|---|
get_brand_email_frequency | How many marketing emails a brand sent in a calendar period, and when, as observed by StackEnhance Signal (ecommerce brands, mostly in Sweden, Norway, Denmark, Finland and Germany). Use for questions | typed |
get_brand_summary | A brand's email-marketing profile as observed by StackEnhance Signal: market, category, the date Signal first observed it, marketing emails observed in the last 6 months, current frequency (average em | typed |
find_brands | Ecommerce brands StackEnhance Signal tracks in one market, ranked by current email frequency (average marketing emails per week over the last 90 days), optionally within a category such as "Fashion & | typed |
Badge
Paste into your README. It updates on every verification.
[](https://app.agent-xm.com/a/com-stackenhance-signal)
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