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Solar Pro 2
upstage·upstage/solar-pro2·GA·Closed·solar-pro series
Flagship model for demanding analysis, coding, and production agent workflows
At a glance
Official price$0.25 / $0.25 per 1M
Cache read — · Upstage
Lowest paid$0.25 / $0.25
Upstage Gateway · 1.7× spread
Context65,536
Output limit8,192
Capabilities
✓ Reasoning✓ Tool use? Structured output✓ TemperatureAttachments
Modalities
Text
Knowledge cutoff2025-03
Released / updated2025-05-20 / 2025-05-20
Quality & performanceArtificial Analysis · Intelligence Index v4.1 · rep. tier Preview, Reasoning
Intelligence12.5
Value50
Coding—
Agentic—
Output speed—
TTFT—
Value formulaIQ 12.5 ÷ min blended $0.250 = 50
Reasoning tier → intelligence / speed (higher tier = stronger but slower)
Non-reasoningIQ 7.6
ReasoningIQ 8.8
Preview, Non-reasoningIQ 9.9
Preview, ReasoningIQ 12.5
Quality is independently evaluated by Artificial Analysis. Speed/latency are model-level medians.
Available at 2 providers2 with public prices
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
Your usage cost
1LLMTR$60.00
2Upstage · Official$62.50
Switch to LLMTR to save $2.50/mo (4%). The gap is small, so staying on the official channel is fine.
Note: this is a gateway; verify availability and rate limits yourself.
Benchmark
No upstream benchmark data for this model. For quality, see the Artificial Analysis intelligence score above.
Reasoning control
effort = minimaleffort = high
Related models
Solar Pro 4 Thinkingsame series$0.03 / $0.12Solar Pro 4same series$0.30 / $1.20Upstage: Solar Pro 3same series$0.15 / $0.60GPT-5 Nanocheaper alternative$0.05 / $0.40GLM-4.7-Flashcheaper alternative$0 / $0Hy3cheaper alternative$0 / $0Nemotron 3 Nano 30B A3Bcheaper alternative$0 / $0
Price historyone sample accumulated per data sync
Input listOutput listMin blended