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GPT-5.4Currently listed through these providers:
$10 off the fastest Kimi K3 and GLM 5.2 from Synthetic
Model details
GPT-5.5
The model overview is being prepared.
Requestygpt-5.5gpt
Quick Info
Powered by- Provider
- Requesty
- Model key
- gpt-5.5
- Release date
- Apr 23, 2026
- Last updated
- Apr 23, 2026
- Knowledge cutoff
- 2025-12-01
- Input modalities
- Output modalities
- Capabilities
Cost
- Input token cost
- $5.50
- Output token cost
- $33.00
Limits
- Input tokens
- 922,000 tokens
- Output tokens
- 128,000 tokens
- Context window
- 1,050,000 tokens
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