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AI model

Z.ai: GLM 5.3 Flash (Free)

z-ai/glm-5.3-flash:free

Z.ai: GLM 5.3 Flash (Free) is a 1,048,576-token model free on Composite. Ranked #1 of 199 models by traffic on Composite over the last 30 days, taking 21.62% of tokens and 24.02% of requests. 100% positive from 11 votes by Composite users who have run requests through the platform. Measured on Composite, 100.0% of its last 100 requests on Composite succeeded, the typical first token arrives in 1351 ms, output runs at about 112.7 tokens per second.

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Community rating

100% 100% positive from 11 votes by Composite users who have run requests through the platform.

Sign in to rate this model. Ratings come from accounts that have run requests through Composite.

Specifications

Specifications and pricing as served by Composite
Model IDz-ai/glm-5.3-flash:free
Providercv11
Context window1,048,576 tokens
Acceptstext, image, video
Returnstext
Input priceIncluded in free allowance
Output priceIncluded in free allowance
Prompt cachingSupported — cached input is billed at the provider's cache rate, on credits and plans alike
ThinkingAlways on for this model
ModeratedNo
Cost on a monthly planFree - does not spend plan credits
Routing endpoints1

Traffic rank on Composite

#1 of 199

21.62% of tokens and 24.02% of requests over 30 days.

Success rate

100.0%

Across the last 100 requests Composite served for this model.

Time to first token

1351 ms

Median across the same sample.

Output speed

112.7 tok/s

Median generation rate after the first token.

Prompt cache hits

20.1%

Share of prompt tokens served from the provider's cache over 7 days.

Pricing

Free - 80 requests/day shared across free models

Credits pay the provider’s price plus 25%; cache hits cost less.

Monthly plans serve this model without spending any of their included credits.

Provider

cv11

Roleplay fit

GLM models balance strong instruction-following with competitive pricing, a reasonable middle ground for most roleplay setups.

Context behavior

With a 1,048,576-token context window, it can hold a long-running roleplay or a full lorebook in memory without losing earlier plot details, so it suits multi-session campaigns and character cards with heavy backstory.

Cost for regular use

It is free on Composite, which makes it a reasonable place to test a character card, preset or lorebook before connecting your own provider.

From the provider

GLM-5.3-Flash is a native multimodal model from Z.ai. It is suited for efficient coding and long-horizon agent tasks. Its hybrid sparse and linear attention architecture maintains accurate long-context behavior while...

Supplied by cv11, not written by Composite.