SERVER

ACR — Agent Composition Records

Rank #74,730

io.github.TethralAI/acr

Interaction profile registry for AI agents. Log interactions, query behavioral lenses.

1 version
1 GitHub stars
by tethral-inc (3 servers)View repository ↗
Listed & last published
Apr 14, 2026
PURPOSE

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.

CAPABILITIES AND LIMITATIONS

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.

REQUIREMENTS

What you need before using ACR — Agent Composition Records

DeclaredNo credentialsNo credentials declared

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.

Declared in the registry install config
  • ACR_API_URL · optional
INSTALLATION AND FIRST TASK

Connect ACR — Agent Composition Records and confirm it works

npm package
claude mcp add acr -e "ACR_API_URL=<your ACR_API_URL>" -- npx -y @tethral/acr-mcp

Replace each placeholder with your own value before saving.

First successful task

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.

MAINTENANCE AND EVIDENCE

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
Registry sightings

Do you maintain ACR — Agent Composition Records? to correct or enrich this profile.

VERSIONS

Available versions (1)

VersionPublished
2.1.1Apr 14, 2026
STANDING
#74,730of 167,945 active serversTop 50%

Ranks ahead of 93,215 of 167,945 servers on MCP Toplist.

BADGE

Show your rank

Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.

MCP Toplist: Top 50% of 167,945
Markdown
[![MCP Toplist](https://mcptoplist.com/badge/io.github.TethralAI%2Facr.svg)](https://mcptoplist.com/server/io.github.TethralAI%2Facr)
HTML
<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.

FAQ

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.
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