Prowl MCP server
Discover, evaluate, and compare SaaS APIs. Agent-verified scores and metrics.
25 downloads/wk
Reviews
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If you have run it, two minutes of your experience saves the next person an afternoon.
Prowl tools (9)
write = sends, deletes, buys or postsRead from the package source without running it. The installed server may list more.
prowl_alternativesFind alternative services in the same category as a given service. Useful for fallback options.
prowl_auditGet a full ASO audit report: score breakdown, issues, benchmark readiness, latency, uptime, and action plan.
prowl_batch_metricsGet basic metrics for multiple services in one call (up to 20). More efficient than individual lookups.
prowl_compareCompare 2-5 services side by side. Returns scores, latency, uptime, and a recommendation.
prowl_discoverSearch the Prowl service directory by keyword, category, or filters. Returns ranked SaaS APIs with scores.
prowl_feedbackReport success or failure after using a service. This improves scores for all agents.
prowl_get_serviceLook up a specific service by its URL-friendly slug (e.g. 'stripe', 'openai').
prowl_metricsGet ASO score and verification status for a service. Use this to evaluate if a service is reliable.
prowl_searchNatural language search for services. Use when the user describes what they need rather than naming a specific API.
Public scan report
scanner v0.1.10 · 2026-09-27 · same rubric, same numbers if you re-run it
- Code scan3 source files scanned25/25
- –Live reliabilityno gateway calls yet and no remote to proben/a
- –Tool poisoningtools not inspected (local package is not executed); not countedn/a
- Auth qualitystatic API keys via environment variables6/15
- Maintenancerepository not readable: repo not found3/15
- Maintainer identityno repository or website to verify2/10
How Prowl compares
Against every graded AI and agents MCP server, from our own scans and uptime checks. Updated after each scan run.
- Safety score
- 55/100
- higher than 12% of 4,460 AI and agents servers
- Tools
- 9
- the typical AI and agents server has 6
- Tools that change things
- 0%
- typical: 0%. Fewer write tools means less an agent can break
- Downloads a week
- 25
- more than 11% of 1,538 AI and agents servers with a package
What its tools let an agent do: 9 read
Install Prowl in Claude Code, Cursor or VS Code
Runs npx -y mcp-prowl on your machine. Read the scan report first; the gateway never runs local packages.
claude mcp add mcp-prowl -- npx -y mcp-prowl
Prowl: common questions
- Is Prowl MCP server safe?
- With care: it is graded C, so read the findings first (55/100). Read the Prowl safety report
- How do I install Prowl?
- It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
- Does Prowl need an API key?
- Yes. The registry entry asks for
PROWL_AGENT_KEY. - Is Prowl maintained?
- The latest release is v0.1.1.
- What can I use instead of Prowl?
- Servers from other publishers that do the same job: Superlog MCP server and three.ws Marketplace MCP server.
- How does Prowl compare with other AI and agents MCP servers?
- safety score 55/100 (higher than 12% of 4,460 AI and agents servers); tools 9 (the typical AI and agents server has 6); tools that change things 0% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.
Alternatives to Prowl
Same job from other publishers: the closest match first, then the best rated.
- SuperlogOpen-source agent that observes and fixes your application. Query logs, traces, metrics, incidents.not reviewedEstablishedA
- three.ws MarketplaceBrowse and discover the public three.ws agent marketplace and skills catalog. Read-only.not reviewedEstablishedA