ACR — Agent Composition Records
Rank #74,730io.github.TethralAI/acr
Interaction profile registry for AI agents. Log interactions, query behavioral lenses.
What you can do with ACR — Agent Composition Records
ACR — Agent Composition Records is a Model Context Protocol (MCP) server published by tethral-inc. It ranks #74,730 of 167,945 active servers on MCP Toplist, and its repository has 1 GitHub stars. ACR — Agent Composition Records is listed on Official MCP, with 1 tracked version. It was first listed on Apr 14, 2026 and most recently updated on Apr 14, 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 ACR — Agent Composition Records 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 ACR — Agent Composition Records
The registry listing declares no required environment variables or authentication. This is declared metadata, not a verified install — the repository README is the authority.
Declared by the Official MCP Registry, last synced Nov 3, 2026. Not independently verified by MCP Toplist.
- ACR_API_URL · optional
Connect ACR — Agent Composition Records and confirm it works
claude mcp add acr -e "ACR_API_URL=<your ACR_API_URL>" -- npx -y @tethral/acr-mcpReplace each placeholder with your own value before saving.
[mcp_servers.acr]
command = "npx"
args = ["-y", "@tethral/acr-mcp"]
[mcp_servers.acr.env]
ACR_API_URL = "<your ACR_API_URL>"Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.
{
"mcpServers": {
"acr": {
"command": "npx",
"args": [
"-y",
"@tethral/acr-mcp"
],
"env": {
"ACR_API_URL": "<your ACR_API_URL>"
}
}
}
}Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.
{
"mcpServers": {
"acr": {
"command": "npx",
"args": [
"-y",
"@tethral/acr-mcp"
],
"env": {
"ACR_API_URL": "<your ACR_API_URL>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.
{
"servers": {
"acr": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@tethral/acr-mcp"
],
"env": {
"ACR_API_URL": "<your ACR_API_URL>"
}
}
}
}Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.
{
"mcpServers": {
"acr": {
"command": "npx",
"args": [
"-y",
"@tethral/acr-mcp"
],
"env": {
"ACR_API_URL": "<your ACR_API_URL>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.
{
"mcpServers": {
"acr": {
"command": "npx",
"args": [
"-y",
"@tethral/acr-mcp"
],
"env": {
"ACR_API_URL": "<your ACR_API_URL>"
}
}
}
}Replace each placeholder with your own value before saving.
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
- Apr 14, 2026
- Latest version published
- Apr 14, 2026
- Version history
- 1 version tracked (below)
- Requirements evidence
- Declared by the Official MCP Registry, last synced Nov 3, 2026. Not independently verified by MCP Toplist.
- Profile checked
- Not yet — purpose, capabilities and requirements above come from registry data only
- Ranking data as of
- Apr 14, 2026
- Official MCP ↗listed since Jul 24, 2026 · still listed
Do you maintain ACR — Agent Composition Records? to correct or enrich this profile.
Available versions (1)
| Version | Published |
|---|---|
| 2.1.1 | Apr 14, 2026 |
Ranks ahead of 93,215 of 167,945 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.TethralAI%2Facr)<a href="https://mcptoplist.com/server/io.github.TethralAI%2Facr"><img src="https://mcptoplist.com/badge/io.github.TethralAI%2Facr.svg" alt="MCP Toplist: Top 50% of 167,945" /></a>Variants: append ?metric=score or ?metric=stars to the image URL.
Frequently asked questions
- Who maintains ACR — Agent Composition Records?
- ACR — Agent Composition Records is maintained by tethral-inc, which publishes 3 MCP servers (11 total versions) tracked on MCP Toplist.
- Is ACR — Agent Composition Records listed on the Official MCP Registry?
- Yes — ACR — Agent Composition Records is listed on the Official MCP Registry.
- How many versions does ACR — Agent Composition Records have?
- MCP Toplist tracks 1 version of ACR — Agent Composition Records, most recently published on Apr 14, 2026.
- Where can I find the source code for ACR — Agent Composition Records?
- The source code for ACR — Agent Composition Records is hosted at github.com/Tethral-Inc/AgentRegistry.
Do you run this server?
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