Upstage
Release: 2026-08-11
Tested on: 2026-10-01 03:12
upstage/solar-pro4::none
~100BDenseClosedEstimated
Summary
Solar Pro 4 scores 5.6 on AI BENCHY and ranks #342. It has 10.0 reliability, a 31.9% pass rate, $0.022 total cost, and 8.14s average response time.
Model facts
Researched on 2026-08-12
- Parameters
- ~100B
- Architecture
- Dense
- Availability
- Closed
- License
- -
Best estimate from public evidence; the vendor did not disclose every value. Vendor does not disclose the parameter count.
5.6
Consistency
9.6
10.0
$0.022
Total Output Tokens
13,249
Total Input Tokens
305,664
Input Price
$0.090 / 1M
Output Price
$0.360 / 1M
Cache Read Price
$0.018 / 1M
Cache Write Price
N/A
Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.
Flaky tests
1
Flaky tests had mixed outcomes across runs (at least one pass and one fail).
Run history
| Tested on | Score | Reliability | Tests Correct | Total Cost | Compare |
|---|---|---|---|---|---|
| 2026-10-01 03:12 Re-test | 5.6 | 10.0 | $0.022 | Current run | |
| 2026-08-11 16:31 Initial run | 5.8 | 10.0 | $0.006 | Compare |
This run used a different benchmark suite. Keep suite changes in mind when reading historical movement.
Price History
Historical pricing data for this model from OpenRouter.
| Date | Input Price | Output Price | Cache Read Price | Cache Write Price |
|---|---|---|---|---|
| 2026-08-14 12:51 | $0.030 / 1M | $0.120 / 1M | N/A | N/A |
| 2026-10-01 18:33 | $0.090 / 1M | $0.360 / 1M | $0.018 / 1M | N/A |
Charts
Choose the first model, then click a second model to open a side-by-side page.
Score vs Total Cost
Response Time (avg)
Score vs Response Time (avg)
Total Output Tokens
Score vs Total Output Tokens
Quick Compare
Solar Pro 4nonevsGPT-5.4noneSolar Pro 4nonevsStep 5 PreviewlowSolar Pro 4nonevsSpace Bunny AlphalowSolar Pro 4nonevsGLM 5noneSolar Pro 4nonevsGemma 4 31BnoneFree AvailableSolar Pro 4nonevsQwen3.5-35B-A3BnoneSolar Pro 4nonevsDots 3 Note PreviewmediumFree AvailableSolar Pro 4nonevsNemotron 3.5 Super VLnoneFree AvailableSolar Pro 4nonevsHy4noneSolar Pro 4nonevsNemotron 3 SupermediumFree Available
Category Breakdown
| Category | Score | Consistency | Tests Correct |
|---|---|---|---|
| Agentic | 5.0 | 10.0 | |
| Anti-AI Tricks | 4.8 | 10.0 | |
| Coding | 5.5 | 10.0 | |
| Combined | 3.0 | 10.0 | |
| Data parsing and extraction | 10.0 | 10.0 | |
| Domain specific | 2.9 | 7.2 | |
| General Intelligence | 5.0 | 10.0 | |
| Instructions following | 6.4 | 10.0 | |
| Puzzle Solving | 5.4 | 10.0 | |
| Tool Calling | 10.0 | 10.0 | |
| Trivia | 3.0 | 10.0 |