GPT-5.1 Chat
openai/gpt-5.1-chat-latestChat-tuned GPT-5.1 for polished assistants, writing, and product conversations
Source-linkedgpt-codexClosed weightsReleased 2025-11-13
Context window128K
Maximum output16.384K
Provider offers7
Knowledge cutoff2024-09-30
CapabilitiesWhat this model supports
- Creator
- OpenAI
- Family
- gpt-codex
- Modalities
- Image, Text
- License
- Not documented
- Release date
- 2025-11-13
- Model ID
openai/gpt-5.1-chat-latest
Providers offering GPT-5.1 Chat| Provider | Provider model ID | Context | Input / 1M | Output / 1M | Cached / 1M | Features | All pricing |
|---|
Azure | gpt-5.1-chat | 128K | $1.250 | $10.000 | $0.125 | R T S | View{
"cache_read": 0.125,
"input": 1.25,
"output": 10
} |
Merge Gateway | openai/gpt-5.1-chat-latest | 128K | $1.250 | $10.000 | $0.125 | R T S | View{
"cache_read": 0.125,
"input": 1.25,
"output": 10
} |
OrcaRouter | openai/gpt-5.1-chat-latest | 128K | $1.250 | $10.000 | $0.125 | R T S | View{
"cache_read": 0.125,
"input": 1.25,
"output": 10
} |
OpenAI | gpt-5.1-chat-latest | 128K | $1.250 | $10.000 | $0.125 | R T S | View{
"cache_read": 0.125,
"input": 1.25,
"output": 10
} |
Requesty | openai/gpt-5.1-chat | 128K | $1.250 | $10.000 | $0.125 | R T S | View{
"cache_read": 0.125,
"input": 1.25,
"output": 10
} |
OpenRouter | openai/gpt-5.1-chat | 128K | $1.250 | $10.000 | $0.130 | · T S | View{
"cache_read": 0.13,
"input": 1.25,
"output": 10
} |
Azure Cognitive Services | gpt-5.1-chat | 128K | $1.250 | $10.000 | $0.125 | R T S | View{
"cache_read": 0.125,
"input": 1.25,
"output": 10
} |
EvidencePublished benchmark results
Insufficient benchmark coverage. ModelBench does not infer a score from price, context size, or model name.