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io.github.Oortonaut/mcacp

NPM · MCACP · SCANNED AUG 3

MCP-to-ACP bridge — let any MCP client drive ACP coding agents

Available components

+17 this week 70 Trust /100
Trust breakdown (6 categories)

How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. How we score →

Supply Chain Security87
  • No malware found by supply-chain analysis.Pass
  • Only part of the dependency tree could be resolved (95 of 99), so this covers what we could see, not the whole tree.Partial
  • No install/post-install scripts declared.Pass
  • Only part of the dependency tree could be resolved (95 of 99), so this covers what we could see, not the whole tree. View diagnostics → Partial
Provenance & Transparency45
Schema Quality & AI Usability82
  • 100% of prompts and resources have a non-trivial description (not blank, and not just the item's name).Pass
  • AI-judged instruction clarity (good).Pass
  • Tool/resource definitions use about 1139 tokens (~45/item across 25 items; 24 tools + 1 resources), lean.Pass
  • Usage-examples check failed: none of the tools include examples. See how to fix → Fail
Stability & Change Management27
  • Stability observed for 8 of 30 days with no destabilising changes; credit accrues until the full window elapses.Partial
Tool Coverage99
  • 100% of tools have a non-trivial description (not blank, and not just the tool's name).Pass
  • 97% of tool parameters carry a description.Partial
Capabilities100
  • Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.Pass
Install

Add this component to your MCP client. Where a client-specific snippet is available, pick your client below and copy it straight into your config; otherwise use the connection detail shown.

npm · mcacp

# add to Claude Code
claude mcp add oortonaut-mcacp -- npx -y mcacp
# add to Codex CLI
codex mcp add oortonaut-mcacp -- npx -y mcacp
// opencode.json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "oortonaut-mcacp": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "mcacp"
      ],
      "enabled": true
    }
  }
}
# add to OpenClaw
openclaw mcp add oortonaut-mcacp --command npx --arg -y --arg mcacp
# ~/.hermes/config.yaml
mcp_servers:
  oortonaut-mcacp:
    command: "npx"
    args: ["-y", "mcacp"]
// mcp.json
{
  "mcpServers": {
    "oortonaut-mcacp": {
      "command": "npx",
      "args": [
        "-y",
        "mcacp"
      ]
    }
  }
}
Changelog

Every change we have recorded for this component, newest first. Security-relevant changes are always shown. ▲ marks a change for the better, ▼ a change for the worse; unmarked changes are neutral.

  • 3 Aug 26 +4
    • Stability: unverified → 0.27 functional
  • 2 Aug 26 +40
    • Provenance: unverified → fail security
    • Install scripts: unverified → pass security
    • Known CVEs: unverified → partial security
    • Malware scan: unverified → pass security
    • Stability: Stability not yet verified: not enough scan history yet (needs a 30-day window). security
    • License: unverified → pass functional
    • Dependency health: unverified → partial functional
    • Maintenance: unverified → pass functional
    • MCP protocol: unverified → pass functional
    • Schema quality: unverified → good functional
    • Licence: Apache-2.0 functional
  • 1 Aug 26 +21
    • Tool coverage: unverified → 100 functional
    • Schema quality: unverified → 100 functional
  • 31 Jul 26 −48
    • We updated how we score, so this day's move reflects our rubric, not a change to the server See what changed → functional
  • 27 Jul 26 53

    First indexed and scored.

Diagnostics

Diagnostic detail from the automated scan of this channel: what the scanner observed at each step, so you can see exactly where a check passed or failed. It is informational only and never changes the trust score.

Captured 3 Aug 2026 · Analysed npm/[email protected]

Provenance none

Ecosystem: npm · Outcome: none

Dependencies 95 packages

95 packages in the resolved dependency tree · 95 deprecated · 29 stale.

The dependency tree was only partially resolved, so these counts may be incomplete.

MCP tools — 24 exposed · ~1,116 tokens

The tools this component advertises to a client, with an estimated token cost for each. Expand a tool to see its parameters and schema. The per-tool counts are indicative and are not scored directly; the schema's total context footprint is one signal in Schema Quality & AI Usability.

Tool Tokens
agent_check_upgrades ~19

Check all installed agents for available version upgrades.

Input schema present but exposes no named parameters.

No output schema declared.

No examples provided.

agent_install ~42

Install an ACP agent from the registry.

NameTypeReqDescription
agentIdstringyesRegistry ID of the agent
versionstringSpecific version (default: latest)

No output schema declared.

No examples provided.

agent_uninstall ~30

Remove a locally installed ACP agent.

NameTypeReqDescription
agentIdstringyesID of the agent to uninstall

No output schema declared.

No examples provided.

cancel ~24

Cancel an in-progress prompt.

NameTypeReqDescription
sessionIdstringyesSession to cancel

No output schema declared.

No examples provided.

close_session ~33

Close an active session. Session file preserved for future load_session.

NameTypeReqDescription
sessionIdstringyesSession ID to close

No output schema declared.

No examples provided.

discover_agents ~56

Scan editor configs (Zed settings.json, JetBrains acp.json) for ACP agents. Returns agents with command/args/env and source. To import, add them to agent_servers in your mcacp.json and call reload_config.

Input schema present but exposes no named parameters.

No output schema declared.

No examples provided.

events ~88

Block until any prompted session produces events. Returns events stamped with sessionId and agentId. Supports optional Nagle-style coalescing to batch events across sessions.

NameTypeReqDescription
nagleMsnumberCoalescing window in ms. Batches events arriving within this window. Default: 0 (immediate).
timeoutMsnumberMax wait time in ms. Returns empty on timeout.

No output schema declared.

No examples provided.

get_agent_status ~29

Get detailed status of a running ACP agent.

NameTypeReqDescription
agentIdstringyesAgent to query

No output schema declared.

No examples provided.

grant_permission ~67

Respond to a pending permission request (operator policy). The agent resumes; new events flow to the queue.

NameTypeReqDescription
optionIdstringyesPermission option to select
sessionIdstringyesSession with pending permission
toolCallIdstringyesTool call ID requesting permission

No output schema declared.

No examples provided.

initialize ~73

Spawn an ACP agent process and perform the initialize handshake. Must be called before creating sessions.

NameTypeReqDescription
agentIdstringyesID of the installed agent to initialize
clientCapabilitiesobjectClient capabilities
clientInfoobjectCalling client info
protocolVersionnumberProtocol version to negotiate

No output schema declared.

No examples provided.

list_installed_agents ~27

List all locally installed ACP agents with their id, name, version, and description.

Input schema present but exposes no named parameters.

No output schema declared.

No examples provided.

list_running_agents ~24

List all spawned ACP agent processes with status, heartbeat, and active sessions.

Input schema present but exposes no named parameters.

No output schema declared.

No examples provided.

list_sessions ~35

List stored sessions. Does not require the agent to be running.

NameTypeReqDescription
agentIdstringyesAgent ID to list sessions for

No output schema declared.

No examples provided.

load_session ~63

Resume a previously created session. Agent must support session loading.

NameTypeReqDescription
agentIdstringyesID of the initialized agent
cwdstringyesWorking directory
mcpServersarray
sessionIdstringyesSession ID to resume

No output schema declared.

No examples provided.

new_session ~89

Create a new ACP session on an initialized agent. Returns the agent's session ID.

NameTypeReqDescription
agentIdstringyesID of the initialized agent
cwdstringyesWorking directory for the session
mcpServersarrayMCP servers to make available to the agent
permissionPolicystringPermission policy: elicit, allow_all, deny_all, or operator

No output schema declared.

No examples provided.

prompt ~53

Block until at least one prompt event is available. Returns queued events including updates (with full ACP metadata), permission requests, and completion. The default way to consume prompt results.

NameTypeReqDescription
sessionIdstringyesActive session ID

No output schema declared.

No examples provided.

prompt_events ~48

Non-blocking poll for prompt events. Returns all queued events (updates, permission requests, completion). May return empty array if no new events.

NameTypeReqDescription
sessionIdstringyesActive session ID

No output schema declared.

No examples provided.

prompt_start ~58

Send a prompt to an active ACP session. Returns immediately with { status: "prompted" }. Use prompt or prompt_events to consume events.

NameTypeReqDescription
promptyesPrompt text or content blocks
sessionIdstringyesActive session ID

No output schema declared.

No examples provided.

registry_search ~49

Search configured ACP agent registries for available agents.

NameTypeReqDescription
querystringSearch string to match against name, description, authors
showIncompatiblebooleanInclude platform-incompatible agents

No output schema declared.

No examples provided.

reload_config ~36

Reload configuration from disk. Use after editing mcacp.json to pick up new agent_servers entries or changed settings. Returns the new config.

Input schema present but exposes no named parameters.

No output schema declared.

No examples provided.

request_permission ~62

Send an MCP elicitation to the outer host asking for a permission decision. Does not require a running agent or session.

NameTypeReqDescription
optionsarrayPermission choices (defaults to Allow / Reject)
titlestringyesHuman-readable description of the action requesting permission

No output schema declared.

No examples provided.

set_agent_status ~38

Set an explicit status text for a running agent.

NameTypeReqDescription
agentIdstringyesAgent ID
statusstringyesStatus text

No output schema declared.

No examples provided.

set_mode ~38

Switch the operating mode of a session.

NameTypeReqDescription
modeIdstringyesMode to switch to
sessionIdstringyesSession ID

No output schema declared.

No examples provided.

shutdown ~35

Gracefully shut down a running ACP agent, closing all sessions.

NameTypeReqDescription
agentIdstringyesID of the agent to shut down

No output schema declared.

No examples provided.