Antimatter
Z.ai

GLM Flash Latest

~z-ai/glm-flash-latest

This model always redirects to the latest model in the GLM Flash family.

$0.04389 in · $0.08624 out per 1M tokens1M contextAug 27, 2026

less than 1/100 of a cent a message

A typical message: about 500 tokens you send and 500 it writes.

Chat with GLM Flash Latest
Call it from code

Also:GLM 5.3 Flash

Spec sheet

Published facts from the catalog, billed prices and what we measured here. Anything not measured says so.

Price, billed here

Input, per 1M tokens
$0.04389provider $0.0399
Output, per 1M tokens
$0.08624provider $0.0784
Cached input, per 1M
$0.033provider $0.03
Margin
+10%

Context and formats

Context window
1,048,576 tokens
Longest answer
131,072 tokens
Reads
text, images, and video
Makes
text
First listed
2026-08-27

Measured here, last 7 days

First token, median
not measured
Answered without error
not measured

Tools and JSON

Tool calling
declaredthe provider's claim, not yet measured here
JSON output
declaredthe provider's claim, not yet measured here

Price and latency history as JSON: GET /api/planet/history?id=~z-ai/glm-flash-latest.

About

This model always redirects to the latest model in the GLM Flash family.

In Z.ai's words.

Try it here

The answer appears here.

Measured here

Call it

Use one OpenAI compatible endpoint, this model's id and an am_live_ key from the dashboard. You can also try it in chat first with no key.

curl https://useantimatter.com/v1/chat/completions \
  -H "Authorization: Bearer $ANTIMATTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "~z-ai/glm-flash-latest", "messages": [{"role": "user", "content": "Hello"}]}'

Everything else is in the docs.

Embed this

A badge showing this model's live price per million tokens, as billed here, for a README or a site. It links back to this page.

GLM Flash Latest price on Antimatter
<a href="https://useantimatter.com/planet/~z-ai/glm-flash-latest"><img src="https://useantimatter.com/api/badge/price?id=~z-ai%2Fglm-flash-latest" alt="GLM Flash Latest price on Antimatter" height="28"></a>

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