Model profile
Upstage

Solar Pro 2 (Preview) (Reasoning)

Solar Pro 2 (Preview) (Reasoning) is a budget-priced text-first model from Upstage with partial runtime data, partial context coverage, and the clearest fit around coding / reasoning.

Best for: Coding / ReasoningN/A latencyN/A contextBudget pricing
Intelligence
18.8

Benchmark blend

Coding
0.462

Dev workflow signal

Context
N/A

N/A

Input Price
$0.00

Budget tier

Decision snapshot
42

Solar Pro 2 (Preview) (Reasoning) currently reads as a budget text-first option with partially published context and a partially published runtime profile.

Overall profile
Use-case specific
Best for
Coding / Reasoning
Latency tier
N/A
Price tier
Budget
Source coverage
OpenRouterArtificial Analysis

Decision Strip

Decision rail before the raw tables

Core buy-side signals stay in one pass. The rest of the page expands only after intelligence, speed, context, and price are clear.

Intelligence
18.8
19

General reasoning and benchmark headroom.

Limited
Speed
N/A
N/A

Latency data is partial.

Unavailable
Context
N/A
N/A

How much prompt and task state can stay in view.

Unavailable
Price
$0.00
86

$0.00 output / 1M

Efficient

Editorial Profile

Solar Pro 2 (Preview) (Reasoning) in one narrative

Positioning, tradeoffs, and fit are consolidated into one read instead of repeating the same story across separate cards.

Use-case specificCoding score 46Math score 90

The Solar Pro 2 (Preview) (Reasoning) AI model by Upstage.

Identity

Upstage text-first profile

Positioning

Coding / Reasoning with partially published context and partially published runtime.

Cost posture

Efficient spend profile. More comfortable for sustained prompt volume if the capability fit is right.

Strengths
  • The available source data suggests a balanced profile rather than one dominant edge.

Tradeoffs
  • Budget-friendly input pricing is a strength, but raw capability may vary by workload.

  • Latency data is incomplete, so interactive responsiveness is harder to rank confidently.

  • Current metadata points to a text-first profile rather than a broad multimodal one.

  • Context limits are only partially published, so long-session planning needs extra validation.

Best fit
  • Focused chat, retrieval-augmented flows, and narrower production tasks.

Explore Next

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Upstage: Solar Pro 3

Intelligence
25.9
Context
128K Tokens
Input Price
$0.00
Upstage

Solar Open 100B (Reasoning)

Intelligence
21.7
Context
N/A
Input Price
$0.00
Upstage

Solar Pro 2 (Preview) (Non-reasoning)

Intelligence
16.0
Context
N/A
Input Price
$0.00

Benchmarks

Grouped by job-to-be-done

Only benchmark categories with actual signal are shown. Secondary values stay as simple definitions instead of nested micro-cards.

General intelligence

Broad reasoning, knowledge depth, and flagship benchmark posture.

Intelligence Index
18.8
MMLU Pro
76.8%
GPQA
57.8%
HLE
5.7%
Coding

Software implementation, debugging quality, and coding benchmark signal.

LiveCodeBench
0.462
SciCode
16.4%
Math

Formal reasoning, structured problem solving, and competition-style math.

AIME
66.3%
Math 500
90.0%

Specs & Pricing

Technical snapshot and cost posture

Specs stay neutral, pricing gets emphasis through values rather than extra containers. Raw provider internals remain in metadata at the end.

Technical snapshot
Context Window
N/A
Vision
Text-first
Price architecture
Input
per 1M input tokens
$0.00
Output
per 1M output tokens
$0.00
Blended
AA 3:1 mix
$0.00

This model is relatively efficient on price. It is the easier fit when sustained prompt volume matters.

Metadata

Raw source tables at the end

Verification details remain available, but the page no longer forces them ahead of the editorial read.