#118 GLM 5.1
medium
Invalid SVG
- Cost
- $0.000
- Time
- 300.0s
- Tokens
- 0 tok
Z.ai
Release: 2026-04-07
Tested on: 2026-08-14 01:58
z-ai/glm-5.1::medium
744B total (40B active)MoEOpen source
(medium)
(none)
Summary
GLM 5.1 scores 7.0 on AI BENCHY and ranks #118. It has 8.1 reliability, a 65.2% pass rate, $0.727 total cost, and 58.80s average response time.
What makes GLM 5.1 unique: It stands out most in Anti-AI Tricks, where it ranks #1, while Coding is its weakest area at #17.
Model facts
Researched on 2026-08-12
- Parameters
- 744B total (40B active)
- Architecture
- MoE
- Availability
- Open source
- License
- MIT
7.0
Consistency
8.4
8.1
Total Output Tokens
215,889
Total Input Tokens
82,592
Input Price
$0.966 / 1M
Output Price
$3.036 / 1M
Flaky tests
4
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 01:58 Re-test | 7.0 | 8.1 | $1.053 ↑ | Current run | |
| 2026-07-16 21:29 New test added | 7.1 | 8.3 | $0.535 ↓ | Compare | |
| 2026-06-04 13:06 New test added | 7.3 | 6.7 | $0.292 ↓ | Compare | |
| 2026-05-21 23:46 Suite changed | 7.4 | 3.3 | $0.286 | Compare | |
| 2026-05-08 14:41 Suite changed | 7.6 | 0.0 | $0.209 | Compare | |
| 2026-05-08 14:41 Suite changed | 7.6 | 0.0 | $0.209 | Compare | |
| 2026-04-22 12:55 First recorded run | 7.8 | N/A | $0.201 | 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 01:58 · Current run | 66/66 attempts | 7.0 | 8.4 | 8.1 | 12/22 | 4 | 215,889 | 82,592 | $0.727 | 58.80s |
| 2026-07-16 21:29 · New test added | 66/66 attempts | 7.1 | 8.4 | 8.3 | 13/22 | 4 | 152,552 | 82,623 | $0.535 | 46.77s |
| Difference | — | -0.1 | 0.0 | -0.2 | -1 | 0 | +63337 | -31 | +$0.193 | +12027ms |
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 | $0.980 / 1M | $3.080 / 1M |
| 2026-06-30 21:25 | $0.975 / 1M | $4.301 / 1M |
| 2026-08-05 23:12 | $0.952 / 1M | $2.992 / 1M |
| 2026-08-14 12:51 | $1.400 / 1M | $4.400 / 1M |
| 2026-08-15 12:46 | $0.966 / 1M | $3.036 / 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 | 10.0 | 10.0 | |
| Coding | 4.6 | 3.7 | |
| Combined | 9.8 | 10.0 | |
| Data parsing and extraction | 10.0 | 10.0 | |
| Domain specific | 3.0 | 10.0 | |
| General Intelligence | 10.0 | 10.0 | |
| Instructions following | 6.4 | 5.8 | |
| Puzzle Solving | 8.2 | 7.2 | |
| Tool Calling | 3.0 | 10.0 | |
| Trivia | 3.0 | 10.0 |