- Score
- 8.6 (+1.51 points)
- Total Cost (Current Price)
- $0.061 · 46.7% cheaper
- Response Time (avg)
- 7.51s · 1.9% slower
Z.ai
Release: 2026-09-21
Tested on: 2026-09-30 23:36
z-ai/glm-5.3-flashx::medium
320B total (18B active)MoEClosed
Summary
GLM 5.3 FlashX scores 7.1 on AI BENCHY and ranks #161. It has 10.0 reliability, a 69.6% pass rate, $0.114 total cost, and 7.37s average response time.
What makes GLM 5.3 FlashX unique: It stands out most in Agentic, where it ranks #1, while Combined is its weakest area at #16. Its total benchmark cost is unusually low for its score range. It is notably fast compared with similar models.
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Model facts
Researched on 2026-09-21
- Parameters
- 320B total (18B active)
- Architecture
- MoE
- Availability
- Closed
- License
- -
OpenRouter reports 320B total and 18B active parameters for FlashX. This record describes the hosted FlashX checkpoint; the open Flash weights do not establish an exact FlashX weights release.
7.1
Consistency
7.1
10.0
$0.114
Total Output Tokens
30,048
Total Input Tokens
205,100
Input Price
$0.370 / 1M
Output Price
$1.250 / 1M
Cache Read Price
$0.090 / 1M
Cache Write Price
N/A
Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.
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.
#161 GLM 5.3 FlashX
medium- Cost
- $0.002
- Time
- 8.1s
- Tokens
- 1,480 tok
Price History
Historical pricing data for this model from OpenRouter.
| Date | Input Price | Output Price | Cache Read Price | Cache Write Price |
|---|---|---|---|---|
| 2026-10-01 18:33 | $0.370 / 1M | $1.250 / 1M | $0.090 / 1M | N/A |
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 |
|---|---|---|---|
| Agentic | 10.0 | 10.0 | |
| Anti-AI Tricks | 7.3 | 5.8 | |
| Coding | 6.0 | 4.6 | |
| Combined | 2.8 | 1.6 | |
| Data parsing and extraction | 10.0 | 10.0 | |
| Domain specific | 3.6 | 7.2 | |
| General Intelligence | 3.4 | 2.2 | |
| Instructions following | 10.0 | 10.0 | |
| Puzzle Solving | 10.0 | 10.0 | |
| Tool Calling | 10.0 | 10.0 | |
| Trivia | 3.0 | 10.0 |