Market Type Benchmark
Balanced By Market Type
This separate benchmark groups completed weekly and monthly rounds by how much the S&P 500 moved, then gives each ready market type equal weight.
Each ready market type gets equal weight.
A market type is the S&P 500 move during a scored round. This page checks whether models perform across up, down, and flat markets instead of being helped by one dominant environment.
- Ready rule
- 3+ rounds
- Score
- Average of ready market type scores
- Scope
- Resolved official rounds only
- 1 Use completed rounds Only resolved official results enter this page.
- 2 Group by S&P 500 move Each round becomes down, flat, or up.
- 3 Average ready types equally Ready market types carry the same weight.
What market types have been tested?
Counts update automatically as weekly and monthly rounds resolve.
Weekly market types
3 market types are ready, including up and down markets.
Weekly S&P 500 movement
Each point is one scored round. The S&P 500 move decides the market type.
Average S&P 500 move: -2.63%
Average S&P 500 move: -1.39%
Average S&P 500 move: -0.06%
Average S&P 500 move: 1.32%
Average S&P 500 move: 2.14%
Monthly market types
1 market type ready; more market variety is needed.
Monthly S&P 500 movement
Each point is one scored round. The S&P 500 move decides the market type.
Average S&P 500 move: -3.15%
Average S&P 500 move: -1.63%
Average S&P 500 move: 0.24%
Average S&P 500 move: n/a
Average S&P 500 move: n/a
Who performs best after balancing market types?
Ready market types are scored equally. Forming types stay visible, but do not affect rankings yet.
Weekly market-type balanced scores
Weekly top score path
Cumulative score movement for the current top market-type models.
| Model | Market-type score | Ready market type scores | All-round score | Avg alpha vs S&P | Hit rate | Status |
|---|---|---|---|---|---|---|
| 1 Claude Opus 4.8 Anthropic | -39.7 3/3 ready types | Sharp Down -130.0 Down -7.1 Up 17.8 | -3.6 | -0.12% | 46.67% | Ready |
| 2 Grok 4.3 xAI | -44.3 3/3 ready types | Sharp Down -153.8 Down -2.0 Up 23.0 | 0.2 | +0.18% | 58.82% | Ready |
| 3 Claude Opus 4.7 Anthropic | -47.5 3/3 ready types | Sharp Down -153.8 Down -9.0 Up 20.3 | -2.6 | -0.10% | 47.06% | Ready |
| 4 GPT-5.5 OpenAI | -71.8 3/3 ready types | Sharp Down -226.7 Down -10.5 Up 21.7 | -9.5 | -0.69% | 35.29% | Ready |
| 5 Gemini 3.1 Pro Google | -77.6 3/3 ready types | Sharp Down -234.7 Down -14.3 Up 16.3 | -12.9 | -1.14% | 35.29% | Ready |
| 6 Claude Fable 5 Anthropic | 19.3 1/3 ready types | Sharp Down n/a Down n/a Up 19.3 | 19.3 | +0.90% | 66.67% | Forming |
Monthly market-type balanced scores
Monthly top score path
Cumulative score movement for the current top market-type models.
| Model | Market-type score | Ready market type scores | All-round score | Avg alpha vs S&P | Hit rate | Status |
|---|---|---|---|---|---|---|
| 1 Grok 4.3 xAI | -0.6 1/1 ready types | Down -0.6 | -1.2 | +1.53% | 83.33% | Ready |
| 2 Claude Opus 4.7 Anthropic | -3.1 1/1 ready types | Down -3.1 | -5.1 | +1.15% | 66.67% | Ready |
| 3 Claude Opus 4.8 Anthropic | -9.0 1/1 ready types | Down -9.0 | -7.4 | -0.00% | 50.00% | Ready |
| 4 Gemini 3.1 Pro Google | -13.4 1/1 ready types | Down -13.4 | -14.8 | -0.49% | 33.33% | Ready |
| 5 GPT-5.5 OpenAI | -15.0 1/1 ready types | Down -15.0 | -18.5 | -0.75% | 50.00% | Ready |
What happens when each market type has a fair sample?
This stricter benchmark waits for at least 3 down, 3 flat, and 3 up rounds. When ready, it compares the same number from each type.
Weekly down / flat / up benchmark
Needs 1 more flat weekly round.
Weekly sample balance progress
Shows how many down, flat, and up rounds are available.
Requirement met.
1 more needed.
Requirement met.
The weekly sample is still forming, so this benchmark is shown as a readiness check rather than a leaderboard.
Monthly down / flat / up benchmark
Needs 2 more flat monthly rounds and 3 more up monthly rounds.
Monthly sample balance progress
Shows how many down, flat, and up rounds are available.
Requirement met.
2 more needed.
3 more needed.
The monthly sample is still forming, so this benchmark is shown as a readiness check rather than a leaderboard.
Which rounds are included?
Showing the latest 10 resolved official rounds. Open the full audit for every included round.
| Round | Track | Window | S&P 500 return | Market type | Avg model alpha | Hit rate | Models |
|---|---|---|---|---|---|---|---|
| CB-2026-06-26-1W | Weekly | 2026-06-26 to 2026-07-02 | +2.17% | Sharp Up | -0.78% | 0.00% | 5 |
| CB-2026-06-25-1W | Weekly | 2026-06-25 to 2026-07-02 | +1.43% | Up | -0.19% | 60.00% | 5 |
| CB-2026-06-03-1M | Monthly | 2026-06-02 to 2026-07-02 | -1.70% | Down | -5.10% | 0.00% | 5 |
| CB-2026-06-24-1W | Weekly | 2026-06-24 to 2026-07-01 | +1.71% | Up | -0.01% | 40.00% | 5 |
| CB-2026-06-02-1M | Monthly | 2026-06-01 to 2026-07-01 | -1.43% | Down | -1.17% | 20.00% | 5 |
| CB-2026-06-23-1W | Weekly | 2026-06-23 to 2026-06-30 | +1.80% | Up | +2.20% | 100.00% | 5 |
| CB-2026-06-22-1W | Weekly | 2026-06-22 to 2026-06-29 | -0.46% | Flat | -2.74% | 0.00% | 5 |
| CB-2026-06-01-1M | Monthly | 2026-05-29 to 2026-06-29 | -1.79% | Down | +0.85% | 80.00% | 5 |
| CB-2026-05-29-1M | Monthly | 2026-05-29 to 2026-06-29 | -1.79% | Down | -0.10% | 60.00% | 5 |
| CB-2026-05-28-1M | Monthly | 2026-05-28 to 2026-06-26 | -3.15% | Sharp Down | +2.95% | 100.00% | 5 |
View full audit table 29 rounds
| Round | Track | Window | S&P 500 return | Market type | Avg model alpha | Hit rate | Models |
|---|---|---|---|---|---|---|---|
| CB-2026-06-18-1W | Weekly | 2026-06-18 to 2026-06-25 | -1.67% | Down | -1.06% | 0.00% | 5 |
| CB-2026-06-17-1W | Weekly | 2026-06-17 to 2026-06-24 | -0.79% | Down | -0.19% | 20.00% | 5 |
| CB-2026-05-24-1M | Monthly | 2026-05-22 to 2026-06-24 | -1.41% | Down | +6.61% | 100.00% | 4 |
| CB-2026-06-16-1W | Weekly | 2026-06-16 to 2026-06-23 | -1.98% | Down | +0.33% | 60.00% | 5 |
| CB-2026-06-15-1W | Weekly | 2026-06-15 to 2026-06-22 | -1.13% | Down | +3.82% | 100.00% | 5 |
| CB-2026-06-13-1W | Weekly | 2026-06-12 to 2026-06-18 | +0.67% | Up | +3.28% | 100.00% | 6 |
| CB-2026-06-12-1W | Weekly | 2026-06-11 to 2026-06-18 | +1.22% | Up | -0.86% | 50.00% | 6 |
| CB-2026-05-17-1M | Monthly | 2026-05-15 to 2026-06-17 | +0.24% | Flat | -4.68% | 0.00% | 4 |
| CB-2026-06-09-1W | Weekly | 2026-06-09 to 2026-06-16 | +1.80% | Up | -1.52% | 0.00% | 6 |
| CB-2026-06-08-1W | Weekly | 2026-06-08 to 2026-06-15 | +2.11% | Sharp Up | -2.23% | 0.00% | 5 |
| CB-2026-06-05-1W | Weekly | 2026-06-05 to 2026-06-12 | +0.57% | Up | -0.43% | 60.00% | 5 |
| CB-2026-05-10-1M | Monthly | 2026-05-08 to 2026-06-10 | -1.65% | Down | +2.42% | 100.00% | 4 |
| CB-2026-06-03-1W | Weekly | 2026-06-02 to 2026-06-09 | -2.96% | Sharp Down | -5.72% | 0.00% | 5 |
| CB-2026-06-02-1W | Weekly | 2026-06-01 to 2026-06-08 | -2.55% | Sharp Down | -4.29% | 0.00% | 5 |
| CB-2026-06-01-1W | Weekly | 2026-05-29 to 2026-06-05 | -2.50% | Sharp Down | -3.44% | 0.00% | 5 |
| CB-2026-05-29-1W | Weekly | 2026-05-29 to 2026-06-05 | -2.50% | Sharp Down | -2.86% | 0.00% | 5 |
| CB-2026-05-28-1W | Weekly | 2026-05-28 to 2026-06-04 | +0.33% | Flat | +2.77% | 100.00% | 5 |
| CB-2026-05-27-1W | Weekly | 2026-05-26 to 2026-06-02 | +1.20% | Up | +3.98% | 100.00% | 4 |
| CB-2026-05-24-1W | Weekly | 2026-05-22 to 2026-05-29 | +1.45% | Up | +2.22% | 100.00% | 4 |