#158 Mistral Small 4
medium- Cost
- $0.006
- Time
- 47.9s
- Tokens
- 9,857 tok
Mistral
Release: 2026-03-16
Tested on: 2026-07-16 22:23
mistralai/mistral-small-2603::medium
119B total (6B active)MoEOpen source
(medium)
(none)
Summary
Mistral Small 4 scores 5.1 on AI BENCHY and ranks #158. It has 10.0 reliability, a 42.4% pass rate, $0.096 total cost, and 10.77s average response time.
What makes Mistral Small 4 unique: It stands out most in Domain specific, where it ranks #4, while Anti-AI Tricks is its weakest area at #17.
Model facts
Researched on 2026-08-12
- Parameters
- 119B total (6B active)
- Architecture
- MoE
- Availability
- Open source
- License
- Apache-2.0
The vendor also reports 8B active when embeddings are included; UI uses routed active parameters.
5.1
Consistency
7.0
10.0
$0.096
Total Output Tokens
131,824
Total Input Tokens
140,494
Input Price
$0.150 / 1M
Output Price
$0.600 / 1M
Flaky tests
8
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 02:05 Re-test | 5.1 | 10.0 | $0.097 | Compare | |
| 2026-07-16 22:23 New test added | 5.1 | 10.0 | $0.096 | Current run | |
| 2026-06-04 13:43 New test added | 5.3 | 10.0 | $0.068 | Compare | |
| 2026-05-22 00:16 Suite changed | 5.4 | 10.0 | $0.056 | Compare | |
| 2026-04-11 01:44 First recorded run | 5.7 | N/A | $0.034 | 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) |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-07-16 22:23 · New test added | 66/66 attempts | 5.1 | 7.0 | 10.0 | 5/22 | 8 | 131,824 | 140,494 | $0.096 | 10.77s |
| 2026-08-14 02:05 · Re-test | 66/66 attempts | 5.1 | 7.0 | 10.0 | 5/22 | 8 | 133,597 | 140,559 | $0.097 | 10.80s |
| Difference | — | 0.0 | 0.0 | 0.0 | 0 | 0 | -1773 | -65 | -$0.001 | -30ms |
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 |
|---|---|---|
| 2026-06-04 15:40 | $0.150 / 1M | $0.600 / 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
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Category Breakdown
| Category | Score | Consistency | Tests Correct |
|---|---|---|---|
| Anti-AI Tricks | 5.6 | 3.8 | |
| Coding | 4.4 | 5.1 | |
| Combined | 3.0 | 10.0 | |
| Data parsing and extraction | 7.3 | 5.9 | |
| Domain specific | 5.3 | 7.2 | |
| General Intelligence | 4.8 | 10.0 | |
| Instructions following | 7.3 | 5.8 | |
| Puzzle Solving | 3.4 | 9.7 | |
| Tool Calling | 10.0 | 10.0 | |
| Trivia | 3.0 | 10.0 |