#115 Step 3.7 Flash
low
Invalid SVG
- Cost
- $0.004
- Time
- 25.3s
- Tokens
- 3,072 tok
Stepfun
Release: 2026-05-29
Tested on: 2026-08-14 02:29
stepfun/step-3.7-flash::low
198B total (11B active)MoEOpen source
Summary
Step 3.7 Flash scores 7.1 on AI BENCHY and ranks #115. It has 10.0 reliability, a 63.6% pass rate, $0.390 total cost, and 17.87s average response time.
What makes Step 3.7 Flash unique: It stands out most in Coding, where it ranks #3, while Data parsing and extraction is its weakest area at #17.
Model facts
Researched on 2026-08-12
- Parameters
- 198B total (11B active)
- Architecture
- MoE
- Availability
- Open source
- License
- Apache-2.0
Includes the vendor-reported vision component in the total.
7.1
Consistency
8.1
10.0
$0.390
Total Output Tokens
320,393
Total Input Tokens
103,842
Input Price
$0.200 / 1M
Output Price
$1.150 / 1M
Flaky tests
5
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 02:29 Re-test | 7.1 | 10.0 | $0.390 | Current run | |
| 2026-07-16 22:46 New test added | 7.3 | 10.0 | $0.454 | Compare | |
| 2026-06-04 13:49 New test added | 7.3 | 10.0 | $0.341 | Compare | |
| 2026-05-29 11:49 Initial run | 7.4 | 10.0 | $0.336 | 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 02:29 · Current run | 66/66 attempts | 7.1 | 8.1 | 10.0 | 11/22 | 5 | 320,393 | 103,842 | $0.390 | 17.87s |
| 2026-07-16 22:46 · New test added | 66/66 attempts | 7.3 | 8.1 | 10.0 | 12/22 | 5 | 376,581 | 103,833 | $0.454 | 20.68s |
| Difference | — | -0.1 | 0.0 | 0.0 | -1 | 0 | -56188 | +9 | -$0.065 | -2817ms |
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 | $0.200 / 1M | $1.150 / 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
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Category Breakdown
| Category | Score | Consistency | Tests Correct |
|---|---|---|---|
| Anti-AI Tricks | 8.7 | 7.9 | |
| Coding | 8.2 | 7.2 | |
| Combined | 7.3 | 5.8 | |
| Data parsing and extraction | 7.3 | 5.8 | |
| Domain specific | 2.9 | 7.2 | |
| General Intelligence | 3.4 | 9.3 | |
| Instructions following | 9.8 | 10.0 | |
| Puzzle Solving | 5.5 | 9.9 | |
| Tool Calling | 10.0 | 10.0 | |
| Trivia | 3.0 | 10.0 |