Model
GPT-5.1 Chat
Chat-tuned GPT-5.1 for polished assistants, writing, and product conversations
2 providersreleased knowledge cutoff 2024-09-30closed weights
$1.25
best input /M · OrcaRouter
$10
best output /M
128K
context window
16K
max output
Compare providers (sorted by listed input price)
| Provider | Input /M | Output /M | Cache read /M | Cache write /M | Context | Capabilities | Status | Updated |
|---|---|---|---|---|---|---|---|---|
| OrcaRouter openai/gpt-5.1-chat-latest | $1.25 | $10 | $0.125 | — | 128K | reasoningtoolsstructuredvision | Nov 13, 2025 | |
| Merge Gateway openai/gpt-5.1-chat-latest | $1.25 | $10 | $0.125 | — | 128K | no reasoningtoolsstructuredvision | Nov 13, 2025 |
Price badge
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Prices are per million tokens (USD). “—” means the provider does not publicly list a price for this model. Data from models.dev; verify with the provider before purchasing.