Create a Message Batch changedapi/messages/batches/create
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Lines−1removed
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3,234
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14 Aug 2026
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32343234 "role": "user"
32353235 }
32363236 ],
3237 "model": "claude-opus-5"
3237 "model": "claude-opus-5-5"
32383238 }
32393239 }
32403240 ]
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