by OpenAI

OpenAI: GPT-4.1 Mini.

multimodal closed 1M ctx
Cheapest input
$0.4/M
on OpenAI API
Cheapest output
$1.6/M
on OpenAI API
Fastest
59 tok/s
on OpenRouter
Hosted equiv.
~$0.58/hr
@ 100 tok/s on OpenAI API

GPT-4.1 Mini is a mid-sized model delivering performance competitive with GPT-4o at substantially lower latency and cost. It retains a 1 million token context window and scores 45.1% on hard...

Hosted API only

No self-host path — closed weights.

OpenAI: GPT-4.1 Mini's weights aren't published. Use it via the access providers below.

Where to use it

Cheapest hosted endpoints.

Provider Access $/M in $/M out
OpenAI API api direct $0.4 $1.6 Launch ↗
OpenRouter api aggregator $0.4 $1.6 Launch ↗
Performance

Speed across providers.

Tokens/sec and time-to-first-token measured against the same prompt template on each provider's API.

Provider Tokens/sec TTFT Total
OpenRouter 59.1 930 ms 1861 ms
FAQ

Frequently asked.

How do I run OpenAI: GPT-4.1 Mini?
OpenAI: GPT-4.1 Mini is a closed-source API model. The cheapest way to access it is through the API providers listed on this page (direct API, aggregators, and hosted chat UIs).
Where can I access OpenAI: GPT-4.1 Mini?
OpenAI: GPT-4.1 Mini is available via OpenAI API, OpenRouter. Each access option lists its own pricing (per million tokens or hourly hosting).
How much does it cost to run OpenAI: GPT-4.1 Mini?
API pricing starts at $0.4/M input tokens and $1.6/M output tokens. Self-hosting cost depends on the GPU you rent — see the Run It Yourself tab.
Is OpenAI: GPT-4.1 Mini open-source or proprietary?
OpenAI: GPT-4.1 Mini is a proprietary model from OpenAI. Access is API-only — there are no public weights to download.