# Microgram: session-scorecard

`station__algovigilance__microgram-session-scorecard` · native (always callable) · domain `algovigilance` · pv-relevance `pv-core`

Product Chain Scorecard: scores a session (or any work unit) on how far it advanced through the T1 primitive product chain. L0=Void identified, L1=State measured, L2=Compared, L3=Acted, L4=Persisted, L5=Shipped. Self-similar across scales: session, chain, directive, strategy.

## Agent metadata

- `idempotent`: true
- `read_only`: true
- `expected_latency_ms`: unknown (not yet contract-tested)
- `cost_tokens_estimate`: unknown

## Input schema

- `void_identified` *boolean* — L0: Did the work identify what is missing? (∅)
- `state_measured` *boolean* — L1: Did the work measure current observed state? (ς)
- `compared_to_goal` *boolean* — L2: Did the work compare measured state to expected/goal? (κ)
- `action_taken` *boolean* — L3: Did the work change code, config, or system state? (→)
- `change_persisted` *boolean* — L4: Was the change committed, saved, or artifact-persisted? (π)
- `change_shipped` *boolean* — L5: Was the change deployed, published, or made irreversible? (∝)

## Example call

```json
POST /api/mcp
Content-Type: application/json

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "station__algovigilance__microgram-session-scorecard",
    "arguments": {}
  }
}
```

## Related

- [/tools](/tools) — all 7718 tools
- [/tools/algovigilance__microgram-session-scorecard](/tools/algovigilance__microgram-session-scorecard) — HTML page
- [/tools/algovigilance__microgram-session-scorecard/json](/tools/algovigilance__microgram-session-scorecard/json) — JSON form (agent-friendly)
- [/api/mcp](/api/mcp) — endpoint
- [/AGENTS.md](/AGENTS.md) — agent guide