OpenAI: GPT-5 Nano

Released Aug 7, 2025

openai/gpt-5-nano

text+image+file→text

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Ranked in:Text Vision

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OpenRouter

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...

Best overall rank

#87

▼ 2 vs 7d ago

Total arena votes

57,766

Across 33 (subset, category) entries

Providers on OR

Azure + others

First seen

2026-05-08

61 days tracked

Trend

Pricing

Per token

Input (per 1M): $0.050
Output (per 1M): $0.400
Cache Read (per 1M): $0.010

Per unit

Web search: $0.010/call

Capabilities

Modality

text+image+file->text

Context

400K tokens

Tokenizer

GPT

Knowledge cutoff

2024-05-31

Moderation

Unmoderated

Supported parameters

include_reasoning

max_completion_tokens

max_tokens

reasoning

response_format

seed

structured_outputs

tool_choice

tools

Providers

Provider	Region / Tag	Context	Input/M	Output/M	Uptime 1d	Latency	Quant	Cache
Azure	`azure`	400K	$0.050	$0.400	97.16%	-	-	-
OpenAI	`openai`	400K	$0.050	$0.400	95.47%	-	-	✓
Azure	`azure/swedencentral`	400K	$0.050	$0.400	-	-	-	-

Per-category ranks

Text

Rank	Category	Variant	Elo	Votes
#127	Spanish	high	1380	206
#141	German	high	1352	202
#153	Polish	high	1340	555
#164	Korean	high	1272	216
#166	Chinese	high	1377	380
#172	Expert	high	1354	324
#174	Industry Mathematical	high	1354	437
#176	Non English	high	1328	4,247
#178	Math	high	1344	493
#180	Industry Medicine And Healthcare	high	1359	478
#185	Instruction Following	high	1326	2,025
#187	Hard Prompts	high	1354	3,812
#188	Hard Prompts English	high	1368	1,975
#189	Industry Business And Management And Financial Operations	high	1335	1,535
#190	Coding	high	1383	1,684
#190	Industry Software And It Services	high	1372	2,889
#191	Exclude Ties	high	1292	5,983
#191	Overall	high	1337	8,257
#199	Industry Life And Physical And Social Science	high	1346	1,321
#200	Russian	high	1312	483
#204	Multi Turn	high	1323	1,457
#206	Longer Query	high	1329	1,616
#207	English	high	1344	4,008
#218	Industry Legal And Government	high	1328	473
#221	Industry Entertainment And Sports And Media	high	1278	1,373
#231	Industry Writing And Literature And Language	high	1290	1,733
#252	Creative Writing	high	1248	912

Vision

Rank	Category	Variant	Elo	Votes
#66	Humor	high	1092	179
#70	Homework	high	1183	271
#80	Ocr	high	1156	1,708
#81	Diagram	high	1150	528
#87	English	high	1154	1,989
#87	Overall	high	1146	4,017

Provider

Region / Tag

Context

Input/M

Output/M

Uptime 1d

Latency

Quant

Cache

Azure

azure

400K

$0.050

$0.400

97.16%

OpenAI

openai

400K

$0.050

$0.400

95.47%

✓

Azure

azure/swedencentral

400K

$0.050

$0.400

Per-category ranks

Text

Rank	Category	Variant	Elo	Votes
#127	Spanish	high	1380	206
#141	German	high	1352	202
#153	Polish	high	1340	555
#164	Korean	high	1272	216
#166	Chinese	high	1377	380
#172	Expert	high	1354	324
#174	Industry Mathematical	high	1354	437
#176	Non English	high	1328	4,247
#178	Math	high	1344	493
#180	Industry Medicine And Healthcare	high	1359	478
#185	Instruction Following	high	1326	2,025
#187	Hard Prompts	high	1354	3,812
#188	Hard Prompts English	high	1368	1,975
#189	Industry Business And Management And Financial Operations	high	1335	1,535
#190	Coding	high	1383	1,684
#190	Industry Software And It Services	high	1372	2,889
#191	Exclude Ties	high	1292	5,983
#191	Overall	high	1337	8,257
#199	Industry Life And Physical And Social Science	high	1346	1,321
#200	Russian	high	1312	483
#204	Multi Turn	high	1323	1,457
#206	Longer Query	high	1329	1,616
#207	English	high	1344	4,008
#218	Industry Legal And Government	high	1328	473
#221	Industry Entertainment And Sports And Media	high	1278	1,373
#231	Industry Writing And Literature And Language	high	1290	1,733
#252	Creative Writing	high	1248	912

Vision

Rank	Category	Variant	Elo	Votes
#66	Humor	high	1092	179
#70	Homework	high	1183	271
#80	Ocr	high	1156	1,708
#81	Diagram	high	1150	528
#87	English	high	1154	1,989
#87	Overall	high	1146	4,017