Catalog Changes · 2026-10-13 03:20:49.287671

Upstage: Solar Pro 4 · 2026-10-13 03:20:49.287671 UTC

Current Model Listing

OpenRouter

First recorded baseline; no earlier history is available.

← Back To Results

Upstage: Solar Pro 4

upstage/solar-pro4

OpenRouter Catalog Changes

Last Observed: 2026-10-13 12:00:57.615916 UTC

Solar Pro 4 is Upstage's cost-efficient large language model, featuring a 524K context window. It is built for long-horizon tasks and agentic workflows, with strong capabilities in office productivity, document-intensive...

Find A Field

Architecture And Modalities · 3

Architecture · Instruct Type API Details /architecture/instruct_type Explicit Null	Explicit Null
Architecture · Modality API Details /architecture/modality text->text	text->text
Architecture · Tokenizer API Details /architecture/tokenizer Other	Other

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 52.7	52.7
Benchmarks · Artificial Analysis · Intelligence Index API Details /benchmarks/artificial_analysis/intelligence_index 28.2	28.2

Catalog Identity And Metadata · 11

Canonical Slug API Details /canonical_slug upstage/solar-pro4-20260810	upstage/solar-pro4-20260810
Context Tokens API Details /context_length 524288	524,288
Created API Details /created 1786371636	2026-08-10 14:20:36 UTC
Description API Details /description Solar Pro 4 is Upstage's cost-efficient large language model, featuring a 524K context window. It is built for long-horizon tasks and agentic workflows, with strong capabilities in office productivity, document-intensive...	Solar Pro 4 is Upstage's cost-efficient large language model, featuring a 524K context window. It is built for long-horizon tasks and agentic workflows, with strong capabilities in office productivity, document-intensive...
Expiration Date API Details /expiration_date Explicit Null	Explicit Null
Hugging Face Id API Details /hugging_face_id Explicit Null	Explicit Null
Id API Details /id upstage/solar-pro4	upstage/solar-pro4
Knowledge Cutoff API Details /knowledge_cutoff Explicit Null	Explicit Null
Links · Details API Details /links/details /api/v1/models/upstage/solar-pro4-20260810/endpoints	/api/v1/models/upstage/solar-pro4-20260810/endpoints
Name API Details /name Upstage: Solar Pro 4	Upstage: Solar Pro 4
Supported Voices API Details /supported_voices Explicit Null	Explicit Null

Request Limits · 1

Per Request Limits API Details /per_request_limits Explicit Null	Explicit Null

Pricing · 3

Output Price · USD/Token API Details /pricing/completion 0.00000036	0.00000036
Pricing · Input Cache Read API Details /pricing/input_cache_read 0.000000018	0.000000018
Input Price · USD/Token API Details /pricing/prompt 0.00000009	0.00000009

Reasoning · 3

Reasoning · Default Effort API Details /reasoning/default_effort medium	medium
Reasoning · Default Enabled API Details /reasoning/default_enabled False	False
Reasoning · Mandatory API Details /reasoning/mandatory False	False

Provider Limits · 3

Top Provider · Context Length API Details /top_provider/context_length 524288	524,288
Top Provider · Is Moderated API Details /top_provider/is_moderated False	False
Top Provider · Max Completion Tokens API Details /top_provider/max_completion_tokens 131072	131,072

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

1 items · source order preserved

text

API Details

Item	/architecture/input_modalities/*
1	text

Architecture · Output Modalities

1 items · source order preserved

text

API Details

Item	/architecture/output_modalities/*
1	text

Supported Parameters

13 items · source order preserved

frequency_penalty
include_reasoning
max_tokens
parallel_tool_calls
presence_penalty
reasoning
reasoning_effort
response_format
structured_outputs
temperature
tool_choice
tools
top_p

API Details

Item	/supported_parameters/*
1	frequency_penalty
2	include_reasoning
3	max_tokens
4	parallel_tool_calls
5	presence_penalty
6	reasoning
7	reasoning_effort
8	response_format
9	structured_outputs
10	temperature
11	tool_choice
12	tools
13	top_p

Benchmarks · Design Arena

7 items · source order preserved

Item	Arena	Category	Elo	Rank	Win Rate
1	agents	webapps	1098	35	30
2	models	3d	1180	54	46.4
3	models	codecategories	1186	61	39
4	models	dataviz	1180	63	41.3
5	models	gamedev	1176	62	39.9
6	models	uicomponent	1154	73	35.5
7	models	website	1179	73	37.5

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	agents	webapps	1098	35	30
2	models	3d	1180	54	46.4
3	models	codecategories	1186	61	39
4	models	dataviz	1180	63	41.3
5	models	gamedev	1176	62	39.9
6	models	uicomponent	1154	73	35.5
7	models	website	1179	73	37.5

Reasoning · Supported Efforts

7 items · source order preserved

max
xhigh
high
medium
low
minimal
none

API Details

Item	/reasoning/supported_efforts/*
1	max
2	xhigh
3	high
4	medium
5	low
6	minimal
7	none