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

# Batch lookup

> Up to 50 MPNs per request

# Batch lookup

```bash theme={null}
curl -X POST https://api.partgenie.ai/v1/parts/batch-lookup \
  -H "Authorization: Bearer $PG_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "items": [
      { "mpn": "STM32F103C8T6" },
      { "mpn": "BQ24195RGER", "manufacturer": "Texas Instruments" }
    ]
  }'
```

Each **found** part counts toward monthly **part-return**. Max 50 items / request.


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