gpt-5-nano

1434 Score third-party Elo · arena.ai / LMArena ?

GPT-5-Nano is the smallest and fastest variant in the GPT-5 system, optimized for developer tools, rapid interactions, and ultra-low latency environments. While limited in reasoning depth compared to its larger...

LLM & Generative AI 1 model 3 listings snapshot Oct 14, 2026, 12:43 AM

Platforms

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Cheapest OpenRouter official $0.050 -50.0% vs official Input$0.025 Output$0.200 per 1M tokens Fastest OpenRouter lowest p50 latency on this board 128.1 ms p50 Most free quota — largest published free allowance — free tier

Model variants

W3r9 dedup — same model + identical tags merge; prices are listed per billing form

Model	Provider	Tags	Input /1M	Output /1M
openai/gpt-5-nano	OpenRouter	391k contextmultimodalreasoning	$0.050	$0.400
openai/gpt-5-nano:batch :batch	OpenRouter	391k contextmultimodalreasoning	$0.025	$0.200
gpt-5-nano	OpenAI	391k contextmultimodalreasoning	$0.050	$0.400

Capabilities

official design_arena & architecture metadata

Design Arena Elo official design_arena benchmark (OpenRouter)

website 1104 · 48.9% wr
codecategories 1087 · 48.0% wr
uicomponent 1068 · 51.9% wr
dataviz 1057 · 46.2% wr
gamedev 1049 · 46.5% wr
3d 966 · 36.3% wr

Input / Output modalities modality: text+image+file->text

text in+out
image input only

Platform details

per provider

provider	model	Input /1M	Output /1M	Latency ?	Official $/1M	Availability	Data time
OpenAI Official	gpt-5-nano	$0.050	$0.400	—	$0.050	—	2026-10-14 00:43:42
OpenRouter	openai/gpt-5-nano	$0.050	$0.400	128.1 ms	$0.050	100% available	2026-10-14 00:43:21

2 rows · snapshot 2026-10-14 00:43:42 · from data/public/prices.json + measurements.json