> ## Documentation Index
> Fetch the complete documentation index at: https://docs.rotastellar.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Negotiate OCU

> Negotiates an Orbital Compute Unit allocation for a satellite workload

<Note>
  **Base URL:** `https://rotastellar-cae.subhadip-mitra.workers.dev`
  — No API key required. CORS-validated.
</Note>

<RequestExample>
  ```bash theme={null}
  curl -X POST https://rotastellar-cae.subhadip-mitra.workers.dev/v1/ocu/negotiate \
    -H "Content-Type: application/json" \
    -H "Origin: https://rotastellar.com" \
    -d '{
      "satellite_id": "25544",
      "workload_power_w": 50
    }'
  ```
</RequestExample>

<ResponseExample>
  ```json 200 OK theme={null}
  {
    "satellite_id": "25544",
    "ocu_negotiation": {
      "ocu_allocated": 0.62,
      "sunlit_hours": 10.4,
      "eclipse_hours": 5.6,
      "daily_compute_hours": 8.2,
      "confidence": 0.94,
      "cost_usd_per_hour": 0.035,
      "limiting_resource": "power"
    },
    "power_budget": {
      "generation_w": 120,
      "bus_overhead_w": 45,
      "available_w": 75,
      "requested_w": 50,
      "margin_w": 25
    }
  }
  ```
</ResponseExample>