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#293

GLM 5.3 FlashX

Z.ai Release: 2026-09-21 Tested on: 2026-09-30 23:35 z-ai/glm-5.3-flashx::low
320B total (18B active)MoEClosed
(max) (high) (medium) (low)

Summary

GLM 5.3 FlashX scores 6.0 on AI BENCHY and ranks #293. It has 10.0 reliability, a 63.8% pass rate, $0.157 total cost, and 9.69s average response time.

Model facts

Researched on 2026-09-21

Reported
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.

Parameter source Availability source

Score

6.0

Consistency

6.8

Reliability

10.0

Total Cost (Current Price)

$0.157

Total Output Tokens

43,203

Total Input Tokens

277,028

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.

Tests Correct

Wrong Tests: 12

Attempt pass rate: 63.8%

Flaky tests

9

Flaky tests had mixed outcomes across runs (at least one pass and one fail).

Response Time (avg)

9.69s

Response Time (max): 77.99s

Response Time (total): 222.83s

Wrong answer: 10 Invalid tool call: 1 No answer: 1

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#293 GLM 5.3 FlashX

low
Cost
$0.002
Time
8.4s
Tokens
1,526 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

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Total Output Tokens

Score vs Total Output Tokens

Quick Compare

GLM 5.3 FlashXlowvsApodex 1.1 MinimediumFree AvailableGLM 5.3 FlashXlowvsMiMo-V2.6-PrononeGLM 5.3 FlashXlowvsKAT-Coder-Pro V2.5defaultGLM 5.3 FlashXlowvsInkling SmallmediumFree AvailableGLM 5.3 FlashXlowvsGranite 4.2 8BmediumGLM 5.3 FlashXlowvsSeed-2.0-LitenoneGLM 5.3 FlashXlowvsStep 5 PreviewmediumGLM 5.3 FlashXlowvsGemini 3.1 Flash LiteminimalGLM 5.3 FlashXlowvsQwen3.5 Plus 2026-04-20noneGLM 5.3 FlashXlowvsgpt-oss-120bmedium

Category Breakdown

Category Score Consistency Tests Correct
Agentic 4.7 3.1
Anti-AI Tricks 8.2 7.9
Coding 5.5 7.4
Combined 2.8 1.6
Data parsing and extraction 10.0 10.0
Domain specific 3.5 4.4
General Intelligence 4.7 1.6
Instructions following 10.0 10.0
Puzzle Solving 7.7 7.3
Tool Calling 10.0 10.0
Trivia 3.0 10.0

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