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Solar Pro4

Score basis

Solar Pro4 is capable in long context; and behind the leaders in factuality, reasoning, agentic tasks, and coding. Too few results yet to rate safety, math, multimodal tasks, multilingual tasks, or instruction following.

Capability profile

Bars show the model's median result as a share of the leading model's, per capability. Select a row to see its results.

Capable1 capability
  1. Long Context−20.3%1 of 3
Limited4 capabilities
  1. Factuality−25.8%2 of 4
  2. Reasoning−26.0%3 of 6
  3. Agentic−34.0%4 of 7
  4. Coding−36.2%4 of 10
Not rated5 capabilities

Too few results yet to rate Safety, Math, Multimodal, Multilingual or Instruction Following.

Price

$0.30input$1.20outputper million tokens

From Artificial Analysis · 2 providers tracked · All prices

Cheaper than 59% of 331 priced models · 3:1 input-to-output blend, log scale

Evidence

25results on22benchmarks

  • 1 independently verified
  • 15 aggregator
  • 9 vendor-reported

From 3 sources · latest Oct 8, 2026 · How verification works

API features

Tool callingStructured outputsReasoning

As listed by OpenRouter

Solar Pro4 benchmark results

25 results on 22 benchmarks, grouped by capability. Each bar is the result as a share of the capability leader's; every result links to its source.

Long Context

CapableFull long context ranking

20.3% behind the leader1 of 3 ranked benchmarks measured

Show 1 more long context resultHide 1 long context result

Factuality

LimitedFull factuality ranking

25.8% behind the leader2 of 4 ranked benchmarks measured

Reasoning

LimitedFull reasoning ranking

26.0% behind the leader3 of 6 ranked benchmarks measured

Show 1 more reasoning resultHide 1 reasoning result

Agentic

LimitedFull agentic ranking

34.0% behind the leader4 of 7 ranked benchmarks measured

Coding

LimitedFull coding ranking

36.2% behind the leader4 of 10 ranked benchmarks measured

Show 1 more coding resultHide 1 coding result

Math

Not enough dataFull math ranking

0 of 5 ranked benchmarks measured

More results

Benchmarks outside the capability baskets. They are not ranked against a leader.

Show 1 more resultHide 1 result

Solar Pro4: common questions

Who makes Solar Pro4?

Solar Pro4 is made by Upstage.

When was Solar Pro4 released?

Solar Pro4 was released on Aug 6, 2026, according to Artificial Analysis.

What is Solar Pro4 good at?

Solar Pro4 is capable in long context; and behind the leaders in factuality, reasoning, agentic tasks, and coding. Too few results yet to rate safety, math, multimodal tasks, multilingual tasks, or instruction following.

How much does Solar Pro4 cost?

Solar Pro4 costs $0.30 per million input tokens and $1.20 per million output tokens, according to Artificial Analysis. We track its price at 2 providers. At a mix of three input tokens to one output token, it is cheaper than 59% of the 331 priced models we track.

How many benchmarks has Solar Pro4 been tested on?

We track 25 results for Solar Pro4 on 22 benchmarks from 3 sources, 1 of them independently verified. The latest was recorded on Oct 8, 2026.

Which API features does Solar Pro4 support?

OpenRouter lists tool calling, structured outputs, and reasoning for Solar Pro4.

About this record

Where Solar Pro4's numbers come from, and every name it appears under.

Tracked since
Aug 11, 2026
Newest source mention
Aug 13, 2026

Where the results come from

Verification: 25 scores · 1 independently verified · 15 aggregator-attributed · 9 vendor-reported. How these tiers are assigned

From 3 sources on 3 sites. Artificial Analysis supplies 15 of them; the 1 independently verified result comes from 1 site. Bars are coloured by trust tier.

  • artificialanalysis.ai15
  • api.llm-stats.com9
  • datasets-server.huggingface.co1

Also known as

solar pro 4