# run-tier-promote

`station__microgram__run-tier-promote` · external (needs EXECUTION_BACKEND_URL configured) · domain `microgram` · pv-relevance `pv-core`

Flywheel tier promotion gate: validates node can advance Draft→Staging→Live based on emitter count, test pass rate, and reality score

> **Note:** This tool routes through an external execution backend. If `EXECUTION_BACKEND_URL` is unset on the server, calls return JSON-RPC error `-32603 "Tool execution backend not configured"`. Tools with `backend: native` execute in-process and are always callable.

## Agent metadata

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

## Input schema

- `reality_score` *integer* (required) — Input parameter: reality_score
- `emitters` *integer* (required) — Input parameter: emitters
- `automation` *integer* (required) — Input parameter: automation
- `current_tier` *string* (required) — Input parameter: current_tier
- `test_pass_rate` *integer* (required) — Input parameter: test_pass_rate

## Example call

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

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "station__microgram__run-tier-promote",
    "arguments": {
      "reality_score": 0,
      "emitters": 0,
      "automation": 0,
      "current_tier": "",
      "test_pass_rate": 0
    }
  }
}
```

## Related

- [/tools](/tools) — all 3062 tools
- [/tools/microgram__run-tier-promote](/tools/microgram__run-tier-promote) — HTML page
- [/tools/microgram__run-tier-promote/json](/tools/microgram__run-tier-promote/json) — JSON form (agent-friendly)
- [/api/mcp](/api/mcp) — endpoint
- [/AGENTS.md](/AGENTS.md) — agent guide