Knowl
Rank #1,764io.github.dat999zx/knowl
Persistent memory for Claude Code, Cursor and Codex. Facts retire when they change.
What you can do with Knowl
Knowl is a Model Context Protocol (MCP) server published by dat999zx. It ranks #1,764 of 143,549 active servers on MCP Toplist, and its repository has 96 GitHub stars. Knowl is listed across 2 registries — Official MCP and Glama, with 6 tracked versions. It was first listed on Aug 18, 2026 and most recently updated on Oct 12, 2026.
Not verifiedMCP Toplist has not yet written a checked profile for this server, so the paragraph above is assembled from registry data only. The repository README is the authority on what it does.
What Knowl can and cannot do
Not verifiedMCP Toplist has not catalogued this server's tools or limitations. The repository README lists them.
What you need before using Knowl
The registry listing declares no required environment variables or authentication. This is declared metadata, not a verified install — the repository README is the authority.
MCP Toplist probed the public endpoint on Oct 10, 2026 and could not complete the MCP handshake (jsonrpc error). Requirements remain unverified.
Declared by Glama, last synced Oct 15, 2026. Not independently verified by MCP Toplist.
Hosted endpoint declared as public.
Connect Knowl and confirm it works
claude mcp add --transport http knowl https://api.knowl.cloud/mcp/claude mcp add knowl -- npx -y @dat999zx/knowl serve[mcp_servers.knowl]
url = "https://api.knowl.cloud/mcp/"Add to ~/.codex/config.toml.
[mcp_servers.knowl]
command = "npx"
args = ["-y", "@dat999zx/knowl", "serve"]Add to ~/.codex/config.toml.
https://api.knowl.cloud/mcp/Settings → Connectors → “Add custom connector”, then paste this URL.
{
"mcpServers": {
"knowl": {
"command": "npx",
"args": [
"-y",
"@dat999zx/knowl",
"serve"
]
}
}
}Add to claude_desktop_config.json (Settings → Developer → Edit Config).
{
"mcpServers": {
"knowl": {
"url": "https://api.knowl.cloud/mcp/"
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project).
{
"mcpServers": {
"knowl": {
"command": "npx",
"args": [
"-y",
"@dat999zx/knowl",
"serve"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project).
{
"servers": {
"knowl": {
"type": "http",
"url": "https://api.knowl.cloud/mcp/"
}
}
}Save as .vscode/mcp.json in your workspace.
{
"servers": {
"knowl": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@dat999zx/knowl",
"serve"
]
}
}
}Save as .vscode/mcp.json in your workspace.
{
"mcpServers": {
"knowl": {
"serverUrl": "https://api.knowl.cloud/mcp/"
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
{
"mcpServers": {
"knowl": {
"command": "npx",
"args": [
"-y",
"@dat999zx/knowl",
"serve"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
{
"mcpServers": {
"knowl": {
"url": "https://api.knowl.cloud/mcp/"
}
}
}{
"mcpServers": {
"knowl": {
"command": "npx",
"args": [
"-y",
"@dat999zx/knowl",
"serve"
]
}
}
}After adding the config, ask your client to list this server's tools. A tool list confirms the connection; an empty list or an error means the server did not start or needs credentials.
What changed, and when this was checked
- First listed
- Aug 18, 2026
- Latest version published
- Oct 12, 2026
- Version history
- 6 versions tracked (below)
- Requirements evidence
- MCP Toplist probed the public endpoint on Oct 10, 2026 and could not complete the MCP handshake (jsonrpc error). Requirements remain unverified.
- Profile checked
- Not yet — purpose, capabilities and requirements above come from registry data only
- Ranking data as of
- Oct 15, 2026
- Glama ↗listed since Aug 19, 2026 · still listed
- Official MCP ↗listed since Sep 10, 2026 · still listed
Do you maintain Knowl? to correct or enrich this profile.
Available versions (6)
| Version | Published |
|---|---|
| 5.25.1 | Oct 12, 2026 |
| 5.25.0 | Oct 5, 2026 |
| 5.24.1 | Sep 30, 2026 |
| 5.24.0 | Sep 28, 2026 |
| 5.23.1 | Sep 18, 2026 |
| 5.23.0 | Sep 10, 2026 |
Ranks ahead of 141,785 of 143,549 servers on MCP Toplist.
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.dat999zx%2Fknowl)<a href="https://mcptoplist.com/server/io.github.dat999zx%2Fknowl"><img src="https://mcptoplist.com/badge/io.github.dat999zx%2Fknowl.svg" alt="MCP Toplist: Top 5% of 143,549" /></a>Variants: append ?metric=score or ?metric=stars to the image URL.
Frequently asked questions
- Who maintains Knowl?
- Knowl is maintained by dat999zx, which publishes 1 MCP server (6 total versions) tracked on MCP Toplist.
- Is Knowl listed on the Official MCP Registry?
- Yes — Knowl is listed on the Official MCP Registry, alongside Glama.
- How many versions does Knowl have?
- MCP Toplist tracks 6 versions of Knowl, most recently published on Oct 12, 2026.
- Where can I find the source code for Knowl?
- The source code for Knowl is hosted at github.com/dat999zx/knowl.
Do you run this server?
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