FACTRAIL
Rank #14,106io.github.baronsigma/factrail
Evidence infrastructure for agents: source-backed company verification and beta import assessment.
FACTRAIL is a Model Context Protocol (MCP) server published by baronsigma. It ranks #14,106 of 137,492 servers tracked on MCP Toplist. FACTRAIL is listed across 2 registries — Official MCP and Glama, with 4 tracked versions. It was first listed on Sep 23, 2026 and most recently updated on Sep 29, 2026.
Ranks ahead of 123,386 of 137,492 servers on MCP Toplist.
Use FACTRAIL
No credentials or required configuration declared — add it to your MCP client and go.
claude mcp add --transport http factrail https://mcp.factrail.online/mcp[mcp_servers.factrail]
url = "https://mcp.factrail.online/mcp"Add to ~/.codex/config.toml.
https://mcp.factrail.online/mcpSettings → Connectors → “Add custom connector”, then paste this URL.
{
"mcpServers": {
"factrail": {
"url": "https://mcp.factrail.online/mcp"
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project).
{
"servers": {
"factrail": {
"type": "http",
"url": "https://mcp.factrail.online/mcp"
}
}
}Save as .vscode/mcp.json in your workspace.
{
"mcpServers": {
"factrail": {
"serverUrl": "https://mcp.factrail.online/mcp"
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
{
"mcpServers": {
"factrail": {
"url": "https://mcp.factrail.online/mcp"
}
}
}Show your rank
Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.
[](https://mcptoplist.com/server/io.github.baronsigma%2Ffactrail)<a href="https://mcptoplist.com/server/io.github.baronsigma%2Ffactrail"><img src="https://mcptoplist.com/badge/io.github.baronsigma%2Ffactrail.svg" alt="MCP Toplist: Top 25% of 137,492" /></a>Variants: append ?metric=score or ?metric=stars to the image URL.
Listed on 2 registries
baronsigma
Available versions (4)
| Version | Published |
|---|---|
| 2.4.1 | Sep 29, 2026 |
| 2.4.0 | Sep 28, 2026 |
| 1.3.3 | Sep 23, 2026 |
| 1.3.1 | Sep 23, 2026 |
Frequently asked questions
- Who maintains FACTRAIL?
- FACTRAIL is maintained by baronsigma, which publishes 1 MCP server (4 total versions) tracked on MCP Toplist.
- Is FACTRAIL listed on the Official MCP Registry?
- Yes — FACTRAIL is listed on the Official MCP Registry, alongside Glama.
- How many versions does FACTRAIL have?
- MCP Toplist tracks 4 versions of FACTRAIL, most recently published on Sep 29, 2026.
- Where can I find the source code for FACTRAIL?
- The source code for FACTRAIL is hosted at github.com/baronsigma/factrail.
Do you run this server?
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