OpenAI: o3

Released Apr 16, 2025

image+text+file→text

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Ranked in:Text Vision

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OpenRouter

o3 is a well-rounded and powerful model across domains. It sets a new standard for math, science, coding, and visual reasoning tasks. It also excels at technical writing and instruction-following....

Best overall rank

#52

▼ 1 vs 7d ago

Total arena votes

451,843

Across 40 (subset, category) entries

Providers on OR

OpenAI

First seen

2026-05-08

72 days tracked

Trend

Pricing

Per token

Input (per 1M): $2.00
Output (per 1M): $8.00
Cache Read (per 1M): $0.500

Per unit

Web search: $0.010/call

Capabilities

Modality

text+image+file->text

Context

200K tokens

Tokenizer

GPT

Knowledge cutoff

2024-06-30

Max output

100K tokens

Moderation

Moderated

Supported parameters

include_reasoning

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
OpenAI	`openai`	200K	$2.00	$8.00	100.00%	-	-	-

Per-category ranks

Text

Rank	Category	Variant	Elo	Votes
#36	Japanese	-	1427	1,281
#39	Polish	-	1459	3,778
#46	French	-	1475	764
#48	Industry Medicine And Healthcare	-	1475	3,325
#51	Math	-	1447	3,727
#58	Industry Mathematical	-	1449	3,449
#60	Korean	-	1394	1,143
#61	German	-	1439	1,412
#68	Industry Legal And Government	-	1451	3,813
#71	Industry Life And Physical And Social Science	-	1454	9,990
#76	Russian	-	1430	3,800
#82	Exclude Ties	-	1424	43,490
#82	Overall	-	1431	59,702
#86	Industry Business And Management And Financial Operations	-	1425	9,570
#87	English	-	1438	30,133
#88	Chinese	-	1464	2,971
#90	Industry Entertainment And Sports And Media	-	1395	10,593
#93	Non English	-	1404	29,510
#94	Expert	-	1445	2,956
#98	Hard Prompts English	-	1446	13,956
#100	Hard Prompts	-	1440	25,737
#101	Industry Software And It Services	-	1453	19,582
#103	Spanish	-	1404	1,070
#104	Multi Turn	-	1419	9,936
#106	Industry Writing And Literature And Language	-	1396	13,293
#109	Coding	-	1459	11,741
#109	Creative Writing	-	1383	7,705
#111	Instruction Following	-	1402	15,503
#127	Longer Query	-	1408	11,457

Vision

Rank	Category	Variant	Elo	Votes
#12	Entity Recognition	-	1234	500
#21	Captioning	-	1180	548
#42	Humor	-	1211	1,666
#51	Homework	-	1247	1,988
#52	Creative Writing	-	1204	1,587
#52	English	-	1218	22,612
#52	Overall	-	1216	46,156
#53	Creative Writing Vision	-	1214	1,587
#55	Ocr	-	1222	14,579
#57	Diagram	-	1230	3,624
#58	Chinese	-	1225	1,609

Provider

Region / Tag

Context

Input/M

Output/M

Uptime 1d

Latency

Quant

Cache

OpenAI

openai

200K

$2.00

$8.00

100.00%

Per-category ranks

Text

Rank	Category	Variant	Elo	Votes
#36	Japanese	-	1427	1,281
#39	Polish	-	1459	3,778
#46	French	-	1475	764
#48	Industry Medicine And Healthcare	-	1475	3,325
#51	Math	-	1447	3,727
#58	Industry Mathematical	-	1449	3,449
#60	Korean	-	1394	1,143
#61	German	-	1439	1,412
#68	Industry Legal And Government	-	1451	3,813
#71	Industry Life And Physical And Social Science	-	1454	9,990
#76	Russian	-	1430	3,800
#82	Exclude Ties	-	1424	43,490
#82	Overall	-	1431	59,702
#86	Industry Business And Management And Financial Operations	-	1425	9,570
#87	English	-	1438	30,133
#88	Chinese	-	1464	2,971
#90	Industry Entertainment And Sports And Media	-	1395	10,593
#93	Non English	-	1404	29,510
#94	Expert	-	1445	2,956
#98	Hard Prompts English	-	1446	13,956
#100	Hard Prompts	-	1440	25,737
#101	Industry Software And It Services	-	1453	19,582
#103	Spanish	-	1404	1,070
#104	Multi Turn	-	1419	9,936
#106	Industry Writing And Literature And Language	-	1396	13,293
#109	Coding	-	1459	11,741
#109	Creative Writing	-	1383	7,705
#111	Instruction Following	-	1402	15,503
#127	Longer Query	-	1408	11,457

Vision

Rank	Category	Variant	Elo	Votes
#12	Entity Recognition	-	1234	500
#21	Captioning	-	1180	548
#42	Humor	-	1211	1,666
#51	Homework	-	1247	1,988
#52	Creative Writing	-	1204	1,587
#52	English	-	1218	22,612
#52	Overall	-	1216	46,156
#53	Creative Writing Vision	-	1214	1,587
#55	Ocr	-	1222	14,579
#57	Diagram	-	1230	3,624
#58	Chinese	-	1225	1,609