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Zhipu AI: GLM-4.5-Flash

Efficient GLM model for fast reasoning, coding, and agent workflows

Source-linked glm-flash Closed weights Released 2025-07-28
API record Report
InputT
OutputT
Input priceNot listed
Output priceNot listed
Context131.072K
Max output98.304K
Providers3
Inference availability

Providers

Provider-specific identifiers, limits, and listed prices per million tokens. Every row links back to the provider's own documentation.

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Providers offering GLM-4.5-Flash
ProviderProvider model IDContextMax outputInputOutputCache readCapabilitiesDocs
UnoRouter glm-4.5-flash:free 131.072K 98.304K ReasoningTools Docs ↗
Zhipu AI glm-4.5-flash 131.072K 98.304K ReasoningTools Docs ↗
Z.AI glm-4.5-flash 131.072K 98.304K ReasoningTools Docs ↗

Capability badges appear only where the provider catalog explicitly lists support. A blank cell means the source is silent, not that the feature is absent.

Specification

Capabilities

Recorded from the source catalog and provider listings.

Reasoning Yes
Tool calling Yes
? Structured output Unknown
× Attachments No
× Vision input No
× Open weights No
Creator
Zhipu AI
Model family
glm-flash
Knowledge cutoff
2025-04
License
Not documented
Release date
2025-07-28
Model ID
zhipuai/glm-4.5-flash
Published evaluations

Benchmarks

Every result stays attached to its source, version, metric and harness. Scores from different versions are never merged, and the profile below plots each benchmark against its own population rather than on a shared scale.

Benchmark registry
No published benchmark results

ModelBench does not infer quality from price, context size, or model name. When a source publishes a comparable result, it appears here with its version and link.

Read the methodology
Catalog activity

Change log

Field-level changes detected between successful source imports.

Full change log
No changes recorded

This record has not changed within the retained import history.

Public API

Use this record

Fetch the complete source-linked model record. No key, no account, no rate-limited tier.

API documentation
Endpoint
GET https://model.kyssta.lol/api/v1/models/zhipuai/glm-4.5-flash
curl
curl "https://model.kyssta.lol/api/v1/models/zhipuai/glm-4.5-flash"
Common questions

Frequently asked questions

Answered directly from the stored record — nothing here is generated beyond the catalog's own fields.

What is GLM-4.5-Flash?

Efficient GLM model for fast reasoning, coding, and agent workflows. It is published by Zhipu AI and catalogued here from Models.dev.

What is the context length of GLM-4.5-Flash?

GLM-4.5-Flash accepts up to 131.072K tokens of context and returns up to 98.304K output tokens.

Does GLM-4.5-Flash support tool calling and structured output?

Provider catalogs list support for tool calling, and reasoning.

Which providers serve GLM-4.5-Flash?

3 providers list this model: UnoRouter, Zhipu AI, Z.AI.

Are the weights for GLM-4.5-Flash open?

No. This model is served through hosted APIs only.

When was GLM-4.5-Flash released?

The catalog records a release date of 2025-07-28, last verified Sep 11, 2026.

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