#164
OP
GPT-4.1-nano
OpenAI
11.4 LLMBoard
OpenAI model product
GPT-5 nano is the fastest, cheapest version of GPT-5 from OpenAI. It is well-suited for summarization and classification tasks with average reasoning capabilities and very fast speed.
Updated Aug 10, 2026. Default version: GPT-5 nano
Structured fields from the published default version.
This profile uses the latest version under this unique model that has a calculated LLMBoard score. Arena and price are excluded.
No published version under this unique model currently has enough benchmark coverage to calculate a score.
Published benchmark records for the scored version currently unavailable.
No published benchmark result is linked to the scored version.
Preference and agent-evaluation signals from published Arena datasets.
The default version has no published Arena rows, or its source alias has not been resolved.
Official vendor API PAYG pricing is summarized first. The table then lists individual provider offerings without treating their minimum as the official price.
| OpenAI | gpt-5-nano | global | $0.05 | $0.40 | 400K |
Official prices use only the vendor's configured official Provider and positive standard USD PAYG rates. Third-party offers remain explicitly labeled.
All published versions linked to this unique model. The score columns identify the version used by the current overall ranking.
| GPT-5 nano | N/A | N/A | 400K | 128K | No | Proprietary |
A concise description based on the published model registry.
GPT-5 nano is the fastest, cheapest version of GPT-5 from OpenAI. It is well-suited for summarization and classification tasks with average reasoning capabilities and very fast speed.
Use the benchmark, Arena and pricing sections above as separate evidence. A missing field means the current data snapshot does not support that claim.
Data snapshot: 2026-08-07. Editorial model content is not available in the backend.
Recommendations prioritize the same model type and family, then the closest published LLMBoard score.
Common questions about GPT-5-Nano.
GPT-5-Nano's default version was released on Aug 7, 2025.
GPT-5-Nano's official API price is $0.05 per million input tokens and $0.40 per million output tokens via OpenAI.
GPT-5-Nano is published under OpenAI in the model registry.
The default version has a 400K token context window.
No. The default version is not marked as having publicly available weights.
1 published provider offerings are linked to the default version.
No nearby ranked alternatives are currently available.