parseChunk
is called on every stdout/stderr chunk as it streams in; return zero or more
How to use it
parseChunk is exposed by the Agent Rack MCP server. Add the server to your MCP client (Claude Desktop, Cursor, Windsurf and others), and the parseChunk tool becomes available to the model automatically. See the full listing for setup details and every tool this server provides.
Install Agent Rack
npx agent-rack setupOther tools in Agent Rack (31)
No parameters. Lists every configured agent and whether its binary is on $PATH.
Same execution parameters as agentrun (agent, prompt required; workspace, mode,
An agentreview call returns
Delegating any task to a sub-agent through agent-rack
claude mcp add agent-rack -- node <resolved-bin-path> start. --scope maps directly to Claude Code's own -s local\
codex mcp add agent-rack -- node <resolved-bin-path> start (global only — codex has no project-scope flag).
Merges an mcpServers.agent-rack entry into Cursor's mcp.json, plus copies agent-rack's two guidance skills into Cursor's skills/ directory. --scope user (default) writes to ~/.cursor/; --scope project writes to <project>/.cursor/ instead.
--sandbox danger-full-access + escape hatch
Merges an mcpServers.agent-rack entry into Claude Desktop's config (macOS only).
Agents
runs once the process exits, reducing all accumulated events into a
builds the argv for a single run, given the prompt and an optional mode.
/lineend may be 0 for whole-file, deleted-file, or architectural findings.
opencode
Merges an mcp.agent-rack entry into opencode's config ($OPENCODECONFIGDIR, else $XDGCONFIGHOME/opencode, else ~/.config/opencode) — note this target uses a different config shape ({ type: "local", command: [...] }) than the others. Global only.
agent-rack install --target opencode
identical to agentrun but with agent pre-filled.
--sandbox read-only (enforced)
claude, codex