OpenAIReleased on Nov 12, 2025

GPT-5.1 Medium: Benchmarks, Pricing & Context Window

GPT-5.1 Medium is a language model from OpenAI, released in November 2025, with multimodal input.

GPT-5.1 Medium balances reasoning depth with response speed, providing medium-effort thinking for moderately complex tasks. This variant offers more thorough analysis than instant responses while maintaining faster performance than

Input
TextImage
Output
Text
Speed
Latency p9531.62s
Throughput P9590.0char/s
Cost
$2.22/ 1M · 8:1 in:out
$1.25 in · $10.0 out

GPT-5.1 Medium pricing

Providers

GPT-5.1 Medium starts at $1.25 per million input tokens and $10.00 per million output tokens via OpenAI.

ProviderInput $/MOutput $/MMax InputMax OutputLatency p95 sThroughput P95QuantInputOutput
OpenAI logoOpenAI
$1.25$10.00400.0K128.0K
31.62
90 c/s
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GPT-5.1 Medium API

API access coming soon

GPT-5.1 Medium will be available through our gateway shortly.

GPT-5.1 Medium examples

Recent arena outputs from GPT-5.1 Medium, picked from the highest-ranked matchups.

GPT-5.1 Medium license

GPT-5.1 Medium is released under the Proprietary license, which restricts commercial use.

License
Proprietary
Non-commercial

Proprietary license - usage restrictions apply

FAQ

Common questions about GPT-5.1 Medium.

When was GPT-5.1 Medium released?

GPT-5.1 Medium was released on November 12, 2025 by OpenAI. This is the official GPT-5.1 Medium release date tracked on LLM Stats.

Is GPT-5.1 Medium available via API?

Yes, GPT-5.1 Medium is available via API. See the official documentation for authentication and endpoint details. It is served by 1 provider tracked on LLM Stats.

Who created GPT-5.1 Medium?

GPT-5.1 Medium was created by OpenAI.

What is the license for GPT-5.1 Medium?

GPT-5.1 Medium is released under the Proprietary license.

Is GPT-5.1 Medium multimodal?

Yes, GPT-5.1 Medium is multimodal and can accept both text and images as input.

Where can I use GPT-5.1 Medium?

GPT-5.1 Medium is available through 1 provider including OpenAI.

Where is the GPT-5.1 Medium paper or technical report?

GPT-5.1 Medium has a paper or technical report available at https://openai.com/index/gpt-5-1/. Use that source for architecture, training, release and evaluation details.