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AI models
Unspecified

chatgpt/gpt-5.1-codex-mini

AI model

API mode
Responses API*
Maximum output
64,000 tokens*

No matched benchmark results are available for this entry yet.

Run it locally

Inference · memory estimate

chatgpt/gpt-5.1-codex-mini

Not enough verified architecture information for a reliable VRAM estimate.

Capabilities

Maximum input
128,000 tokens*
Maximum output
64,000 tokens*
Reasoning
Yes*
Tool calling
Yes*
Structured output
Yes*
API mode
Responses API*
Image input
Yes*
Parallel tool calls
Yes*

System configuration

Detailed specifications

Specifications · 11 fields
litellm provider
chatgpt*
Scope and conditions
native_context
provider
chatgpt*
mode
responses*
full_native_model_id
chatgpt/gpt-5.1-codex-mini*
pricing_scope
Literal source field names and values retained; provider, region, cache/batch/threshold conditions and per-unit meaning must be checked. max_tokens is not automatically a context limit.*
max input tokens
128,000*
Scope and conditions
native_context
provider
chatgpt*
mode
responses*
full_native_model_id
chatgpt/gpt-5.1-codex-mini*
pricing_scope
Literal source field names and values retained; provider, region, cache/batch/threshold conditions and per-unit meaning must be checked. max_tokens is not automatically a context limit.*
max output tokens
64,000*
Scope and conditions
native_context
provider
chatgpt*
mode
responses*
full_native_model_id
chatgpt/gpt-5.1-codex-mini*
pricing_scope
Literal source field names and values retained; provider, region, cache/batch/threshold conditions and per-unit meaning must be checked. max_tokens is not automatically a context limit.*
max tokens
64,000*
Scope and conditions
native_context
provider
chatgpt*
mode
responses*
full_native_model_id
chatgpt/gpt-5.1-codex-mini*
pricing_scope
Literal source field names and values retained; provider, region, cache/batch/threshold conditions and per-unit meaning must be checked. max_tokens is not automatically a context limit.*
mode
responses*
Scope and conditions
native_context
provider
chatgpt*
mode
responses*
full_native_model_id
chatgpt/gpt-5.1-codex-mini*
pricing_scope
Literal source field names and values retained; provider, region, cache/batch/threshold conditions and per-unit meaning must be checked. max_tokens is not automatically a context limit.*
supported endpoints
  • /v1/responses*
Scope and conditions
native_context
provider
chatgpt*
mode
responses*
full_native_model_id
chatgpt/gpt-5.1-codex-mini*
pricing_scope
Literal source field names and values retained; provider, region, cache/batch/threshold conditions and per-unit meaning must be checked. max_tokens is not automatically a context limit.*
supports function calling
Yes*
Scope and conditions
native_context
provider
chatgpt*
mode
responses*
full_native_model_id
chatgpt/gpt-5.1-codex-mini*
pricing_scope
Literal source field names and values retained; provider, region, cache/batch/threshold conditions and per-unit meaning must be checked. max_tokens is not automatically a context limit.*
supports parallel function calling
Yes*
Scope and conditions
native_context
provider
chatgpt*
mode
responses*
full_native_model_id
chatgpt/gpt-5.1-codex-mini*
pricing_scope
Literal source field names and values retained; provider, region, cache/batch/threshold conditions and per-unit meaning must be checked. max_tokens is not automatically a context limit.*
supports reasoning
Yes*
Scope and conditions
native_context
provider
chatgpt*
mode
responses*
full_native_model_id
chatgpt/gpt-5.1-codex-mini*
pricing_scope
Literal source field names and values retained; provider, region, cache/batch/threshold conditions and per-unit meaning must be checked. max_tokens is not automatically a context limit.*
supports response schema
Yes*
Scope and conditions
native_context
provider
chatgpt*
mode
responses*
full_native_model_id
chatgpt/gpt-5.1-codex-mini*
pricing_scope
Literal source field names and values retained; provider, region, cache/batch/threshold conditions and per-unit meaning must be checked. max_tokens is not automatically a context limit.*
supports vision
Yes*
Scope and conditions
native_context
provider
chatgpt*
mode
responses*
full_native_model_id
chatgpt/gpt-5.1-codex-mini*
pricing_scope
Literal source field names and values retained; provider, region, cache/batch/threshold conditions and per-unit meaning must be checked. max_tokens is not automatically a context limit.*

* Provisional data