Catalog Changes · 2026-10-13 18:02:26.172519

OpenAI: GPT-5 · 2026-10-13 18:02:26.172519 UTC

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4 Changed Fields

Field / Array Position	Previous Value	Observed Value
Benchmarks · Design Arena[0] · Elo	1059	1056
Benchmarks · Design Arena[0] · Rank	100	101
Benchmarks · Design Arena[2] · Rank	71	73
Benchmarks · Design Arena[4] · Rank	56	57

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OpenAI: GPT-5

openai/gpt-5

OpenRouter Catalog Changes

Last Observed: 2026-10-13 18:02:26.172519 UTC

GPT-5 is OpenAI’s most advanced model, offering major improvements in reasoning, code quality, and user experience. It is optimized for complex tasks that require step-by-step reasoning, instruction following, and accuracy...

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Architecture And Modalities · 3

Architecture · Instruct Type API Details /architecture/instruct_type Explicit Null	Explicit Null
Architecture · Modality API Details /architecture/modality text+image+file->text	text+image+file->text
Architecture · Tokenizer API Details /architecture/tokenizer GPT	GPT

Benchmarks · 3

Benchmarks · Artificial Analysis · Agentic Index API Details /benchmarks/artificial_analysis/agentic_index Explicit Null	Explicit Null
Benchmarks · Artificial Analysis · Coding Index API Details /benchmarks/artificial_analysis/coding_index 37.8	37.8
Benchmarks · Artificial Analysis · Intelligence Index API Details /benchmarks/artificial_analysis/intelligence_index 23	23

Catalog Identity And Metadata · 11

Canonical Slug API Details /canonical_slug openai/gpt-5-2025-08-07	openai/gpt-5-2025-08-07
Context Tokens API Details /context_length 400000	400,000
Created API Details /created 1754587413	2025-08-07 17:23:33 UTC
Description API Details /description GPT-5 is OpenAI’s most advanced model, offering major improvements in reasoning, code quality, and user experience. It is optimized for complex tasks that require step-by-step reasoning, instruction following, and accuracy...	GPT-5 is OpenAI’s most advanced model, offering major improvements in reasoning, code quality, and user experience. It is optimized for complex tasks that require step-by-step reasoning, instruction following, and accuracy...
Expiration Date API Details /expiration_date Explicit Null	Explicit Null
Hugging Face Id API Details /hugging_face_id Empty String	Empty String
Id API Details /id openai/gpt-5	openai/gpt-5
Knowledge Cutoff API Details /knowledge_cutoff 2024-09-30	2024-09-30
Links · Details API Details /links/details /api/v1/models/openai/gpt-5-2025-08-07/endpoints	/api/v1/models/openai/gpt-5-2025-08-07/endpoints
Name API Details /name OpenAI: GPT-5	OpenAI: GPT-5
Supported Voices API Details /supported_voices Explicit Null	Explicit Null

Default Parameters · 6

Default Parameters · Frequency Penalty API Details /default_parameters/frequency_penalty Explicit Null	Explicit Null
Default Parameters · Presence Penalty API Details /default_parameters/presence_penalty Explicit Null	Explicit Null
Default Parameters · Repetition Penalty API Details /default_parameters/repetition_penalty Explicit Null	Explicit Null
Default Parameters · Temperature API Details /default_parameters/temperature Explicit Null	Explicit Null
Default Parameters · Top K API Details /default_parameters/top_k Explicit Null	Explicit Null
Default Parameters · Top P API Details /default_parameters/top_p Explicit Null	Explicit Null

Request Limits · 1

Per Request Limits API Details /per_request_limits Explicit Null	Explicit Null

Pricing · 4

Output Price · USD/Token API Details /pricing/completion 0.00001	0.00001
Pricing · Input Cache Read API Details /pricing/input_cache_read 0.000000125	0.000000125
Input Price · USD/Token API Details /pricing/prompt 0.00000125	0.00000125
Pricing · Web Search API Details /pricing/web_search 0.01	0.01

Reasoning · 2

Reasoning · Default Effort API Details /reasoning/default_effort medium	medium
Reasoning · Mandatory API Details /reasoning/mandatory True	True

Provider Limits · 3

Top Provider · Context Length API Details /top_provider/context_length 400000	400,000
Top Provider · Is Moderated API Details /top_provider/is_moderated True	True
Top Provider · Max Completion Tokens API Details /top_provider/max_completion_tokens 128000	128,000

API Structure And Container Types

Architecture API Details /architecture Object · See Fields	Object · See Fields
Architecture · Input Modalities API Details /architecture/input_modalities Array · See Items	Array · See Items
Architecture · Output Modalities API Details /architecture/output_modalities Array · See Items	Array · See Items
Benchmarks API Details /benchmarks Object · See Fields	Object · See Fields
Benchmarks · Artificial Analysis API Details /benchmarks/artificial_analysis Object · See Fields	Object · See Fields
Benchmarks · Design Arena API Details /benchmarks/design_arena Array · See Items	Array · See Items
Default Parameters API Details /default_parameters Object · See Fields	Object · See Fields
Links API Details /links Object · See Fields	Object · See Fields
Pricing API Details /pricing Object · See Fields	Object · See Fields
Reasoning API Details /reasoning Object · See Fields	Object · See Fields
Reasoning · Supported Efforts API Details /reasoning/supported_efforts Array · See Items	Array · See Items
Supported Parameters API Details /supported_parameters Array · See Items	Array · See Items
Top Provider API Details /top_provider Object · See Fields	Object · See Fields

Architecture · Input Modalities

3 items · source order preserved

text
image
file

API Details

Item	/architecture/input_modalities/*
1	text
2	image
3	file

Architecture · Output Modalities

1 items · source order preserved

text

API Details

Item	/architecture/output_modalities/*
1	text

Supported Parameters

11 items · source order preserved

include_reasoning
max_completion_tokens
max_tokens
reasoning
reasoning_effort
response_format
seed
structured_outputs
tool_choice
tools
verbosity

API Details

Item	/supported_parameters/*
1	include_reasoning
2	max_completion_tokens
3	max_tokens
4	reasoning
5	reasoning_effort
6	response_format
7	seed
8	structured_outputs
9	tool_choice
10	tools
11	verbosity

Benchmarks · Design Arena

8 items · source order preserved

Item	Arena	Category	Elo	Rank	Win Rate
1	models	3d	1056	101	41.3
2	models	asciiart	1142	49	49
3	models	codecategories	1172	73	54.5
4	models	dataviz	1225	48	60.5
5	models	gamedev	1190	57	59.3
6	models	svg	1188	30	64.1
7	models	uicomponent	1183	62	57.4
8	models	website	1187	69	53.7

API Details

Item	/benchmarks/design_arena/*/arena	/benchmarks/design_arena/*/category	/benchmarks/design_arena/*/elo	/benchmarks/design_arena/*/rank	/benchmarks/design_arena/*/win_rate
1	models	3d	1056	101	41.3
2	models	asciiart	1142	49	49
3	models	codecategories	1172	73	54.5
4	models	dataviz	1225	48	60.5
5	models	gamedev	1190	57	59.3
6	models	svg	1188	30	64.1
7	models	uicomponent	1183	62	57.4
8	models	website	1187	69	53.7

Reasoning · Supported Efforts

4 items · source order preserved

high
medium
low
minimal

API Details

Item	/reasoning/supported_efforts/*
1	high
2	medium
3	low
4	minimal