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Z.ai: GLM 4.6 Original

glm-4.6-original

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GLM 4.6 Original costs $0.715 per million input tokens and $2.86 per million output tokens, supports 256K context, and is available through the OpenAI-compatible API.

GLM-4.6, Zhipu's flagship text model with 256K context window and advanced reasoning capabilities. Direct via Z-AI (Zhipu).

Modalities

Text → Text

Input / output price

$0.715 / $2.86 per 1M

Context

256K · max output 66K

Capabilities

ReasoningTool callingLong contextOpen weights

Pricing

Billed per token actually used and deducted from your credits.

ItemUSD per 1M tokens
Input$0.715
Output$2.86
Cached input$0.143

Calculator

Drag the sliders to estimate what this model will cost.

Per request
$0.00443
Per day
$2.22
Per month (30 days)
$66.50

GLM 4.6 Original: input $0.715/M · output $2.86/M · cached input $0.143/M

Request with these settings
curl https://api.geniusrelaygpt.com/v1/chat/completions \
  -H "Authorization: Bearer $API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "glm-4.6-original", "max_tokens": 800,
       "messages": [{"role": "user", "content": "…"}]}'

Code samples

OpenAI-compatible. Set the base URL to https://api.geniusrelaygpt.com/v1 and the model to glm-4.6-original.

curl https://api.geniusrelaygpt.com/v1/chat/completions \
  -H "Authorization: Bearer $API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "glm-4.6-original",
    "stream": true,
    "messages": [{"role": "user", "content": "Hello"}]
  }'

Use it in a client: Cursor · Cline · SillyTavern · Codex

Parameters

Common OpenAI parameters can be passed as-is.

temperaturetop_pmax_tokensstreamstoppresence_penaltyfrequency_penaltyseed

FAQ

How is GLM 4.6 Original billed?
Input is $0.715 and output is $2.86 per million tokens; cached input is $0.143. The charge for every request is listed in Usage Logs in the console.
How long is the context window?
256K tokens. In a long conversation every turn is billed for the full input, so keep the history under control.
Does it support streaming?
Yes. Add "stream": true to the request to receive server-sent events in the OpenAI format.
GLM 4.6 Original API pricing · GeniusRelay