o1-2024-12-17 removed function calling support.
The change
What changed
Before: supported
↓
After: not supported
Evidence
Verbatim from source
"The pricing page states: "ChatGPT and GPT-4 models are priced at $0.06 per 1K tokens" which translates to $60 per 1M tokens."
Trust signals
How we verified this
✓
Automated detection
Verification method
🕐
4d ago
Last reconciled
🔗
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Primary citation
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