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# Batch Processing
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Batch API for processing large volumes of requests efficiently with cost optimization and result management.
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## Capabilities
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```python { .api }
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class Batches:
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    def create(self, **kwargs): ...
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    def list(self, **kwargs): ...
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    def retrieve(self, **kwargs): ...
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    def cancel(self, **kwargs): ...
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```
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## Usage Examples
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```python
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# Create batch job
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batch = portkey.batches.create(
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    input_file_id="file-123",
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    endpoint="/v1/chat/completions",
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    completion_window="24h"
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)
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# Check batch status
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batch_status = portkey.batches.retrieve(batch.id)
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```