Proposition 65
Rank #51,500Delisteddev.toolstop/prop65
No registry has listed this server since Sep 18, 2026. The historical record below is preserved.
Is a chemical on California's Proposition 65 list, and does it need a warning?
Proposition 65 is a Model Context Protocol (MCP) server published by toolstop. It ranks #51,500 of 131,708 servers tracked on MCP Toplist. It is no longer listed by any tracked registry (last seen Sep 18, 2026); its historical record is preserved here.
Ranks ahead of 80,208 of 131,708 servers on MCP Toplist.
Use Proposition 65
No credentials or required configuration declared — add it to your MCP client and go.
claude mcp add --transport http prop65 https://prop65.toolstop.dev/claude mcp add prop65 -- npx -y @toolstop/prop65[mcp_servers.prop65]
url = "https://prop65.toolstop.dev/"Add to ~/.codex/config.toml.
[mcp_servers.prop65]
command = "npx"
args = ["-y", "@toolstop/prop65"]Add to ~/.codex/config.toml.
https://prop65.toolstop.dev/Settings → Connectors → “Add custom connector”, then paste this URL.
{
"mcpServers": {
"prop65": {
"command": "npx",
"args": [
"-y",
"@toolstop/prop65"
]
}
}
}Add to claude_desktop_config.json (Settings → Developer → Edit Config).
{
"mcpServers": {
"prop65": {
"url": "https://prop65.toolstop.dev/"
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project).
{
"mcpServers": {
"prop65": {
"command": "npx",
"args": [
"-y",
"@toolstop/prop65"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project).
{
"servers": {
"prop65": {
"type": "http",
"url": "https://prop65.toolstop.dev/"
}
}
}Save as .vscode/mcp.json in your workspace.
{
"servers": {
"prop65": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@toolstop/prop65"
]
}
}
}Save as .vscode/mcp.json in your workspace.
{
"mcpServers": {
"prop65": {
"serverUrl": "https://prop65.toolstop.dev/"
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
{
"mcpServers": {
"prop65": {
"command": "npx",
"args": [
"-y",
"@toolstop/prop65"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
{
"mcpServers": {
"prop65": {
"url": "https://prop65.toolstop.dev/"
}
}
}{
"mcpServers": {
"prop65": {
"command": "npx",
"args": [
"-y",
"@toolstop/prop65"
]
}
}
}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/dev.toolstop%2Fprop65)<a href="https://mcptoplist.com/server/dev.toolstop%2Fprop65"><img src="https://mcptoplist.com/badge/dev.toolstop%2Fprop65.svg" alt="MCP Toplist: Top 50% of 131,708" /></a>Variants: append ?metric=score or ?metric=stars to the image URL.
toolstop
Not versioned
This server has no version metadata. The listing tracks a single rolling release.
Frequently asked questions
- Who maintains Proposition 65?
- Proposition 65 is maintained by toolstop, which publishes 3 MCP servers (0 total versions) tracked on MCP Toplist.
- Is Proposition 65 listed on the Official MCP Registry?
- Proposition 65 is not currently listed on the Official MCP Registry.
- How many versions does Proposition 65 have?
- Proposition 65 ships as a single rolling release with no explicit version metadata.
- Where can I find the source code for Proposition 65?
- The source code for Proposition 65 is hosted at github.com/toolstop/toolstop.
Do you run this server?
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