#4 GPT-5.6 Sol
low- Cost
- $0.062
- Time
- 26.7s
- Tokens
- 2,150 tok
OpenAI
Release: 2026-07-09
Tested on: 2026-08-14 02:22
openai/gpt-5.6-sol::low
~2T total (~150B active)MoEClosedEstimated
Summary
GPT-5.6 Sol scores 9.5 on AI BENCHY and ranks #4. It has 10.0 reliability, a 86.4% pass rate, $0.496 total cost, and 9.04s average response time.
What makes GPT-5.6 Sol unique: It is one of the highest-ranked models overall. It is notably fast compared with similar models.
Model facts
Researched on 2026-08-12
- Parameters
- ~2T total (~150B active)
- Architecture
- MoE
- Availability
- Closed
- License
- -
Best estimate from public evidence; the vendor did not disclose every value. Vendor does not disclose the architecture or count.
9.5
Consistency
9.2
10.0
Total Output Tokens
19,946
Total Input Tokens
78,580
Input Price
$2.500 / 1M
Output Price
$15.000 / 1M
Flaky tests
2
Flaky tests had mixed outcomes across runs (at least one pass and one fail).
Hamster playing table tennis
Prompt: Create a detailed SVG illustration of a hamster playing table tennis.
Run history
| Tested on | Score | Reliability | Tests Correct | Total Cost | Compare |
|---|---|---|---|---|---|
| 2026-08-14 02:22 Re-test | 9.5 | 10.0 | $0.992 | Current run | |
| 2026-07-16 22:38 New test added | 9.5 | 10.0 | $0.971 | Compare | |
| 2026-07-09 21:16 Initial run | 9.5 | 10.0 | $0.649 | Compare |
This run used a different benchmark suite. Keep suite changes in mind when reading historical movement.
Run comparison
| Run | Benchmark coverage | Score | Consistency | Reliability | Tests Correct | Flaky tests | Total Output Tokens | Total Input Tokens | Total Cost | Response Time (avg) |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-08-14 02:22 · Current run | 66/66 attempts | 9.5 | 9.2 | 10.0 | 18/22 | 2 | 19,946 | 78,580 | $0.496 | 9.04s |
| 2026-07-16 22:38 · New test added | 66/66 attempts | 9.5 | 9.2 | 10.0 | 18/22 | 2 | 19,246 | 78,571 | $0.971 | 8.79s |
| Difference | — | 0.0 | 0.0 | 0.0 | 0 | 0 | +700 | +9 | -$0.475 | +256ms |
These two runs used different benchmark suites, so the deltas reflect both model changes and suite changes.
Price History
Historical pricing data for this model from OpenRouter.
| Date | Input Price | Output Price |
|---|---|---|
| 2026-08-14 12:51 | $5.000 / 1M | $30.000 / 1M |
| 2026-08-20 12:51 | $2.500 / 1M | $15.000 / 1M |
Charts
Choose the first model, then click a second model to open a side-by-side page.
Top Models by Score
Score vs Total Cost
Response Time (avg)
Score vs Response Time (avg)
Total Output Tokens
Score vs Total Output Tokens
Quick Compare
GPT-5.6 SollowvsGemini 3.6 FlashmediumGPT-5.6 SollowvsGemini 3 Flash PreviewmediumGPT-5.6 SollowvsGemini 3.7 FlashhighGPT-5.6 SollowvsGemini 3.5 FlashhighGPT-5.6 SollowvsGemini 3.6 FlashhighGPT-5.6 SollowvsGemini 3.7 FlashmediumGPT-5.6 SollowvsGPT-5.6 SolmediumGPT-5.6 SollowvsGPT-5.6 SolhighGPT-5.6 SollowvsGPT-5.5lowGPT-5.6 SollowvsGrok 4.6high
Category Breakdown
| Category | Score | Consistency | Tests Correct |
|---|---|---|---|
| Anti-AI Tricks | 8.3 | 10.0 | |
| Coding | 10.0 | 10.0 | |
| Combined | 10.0 | 10.0 | |
| Data parsing and extraction | 10.0 | 10.0 | |
| Domain specific | 5.3 | 7.2 | |
| General Intelligence | 10.0 | 10.0 | |
| Instructions following | 10.0 | 10.0 | |
| Puzzle Solving | 8.2 | 7.2 | |
| Tool Calling | 10.0 | 10.0 | |
| Trivia | 10.0 | 10.0 |