z-aimodel

Z.ai: GLM 5.1

GLM-5.1 delivers a major leap in coding capability, with particularly significant gains in handling long-horizon tasks. Unlike previous models built around minute-level interactions, GLM-5.1 can work independently and continuously on...

text code cheap long-context

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Context Window

203K tokens ≈ 451 pages of text

Input Cost

$0.95/1M

Output Cost

$3.15/1M

Latency p50

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Pricing Details

Standard Pricing

Input (per 1M tokens)

$0.95

Output (per 1M tokens)

$3.15

Hallucination Score™ (est.)

Community reliability estimate · not official

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Not yet rated

About this score: Community-estimated based on user reports and publicly available benchmark data (e.g. TruthfulQA). This is not an official score from the model provider. Scores may be inaccurate — always verify with the official leaderboard before making production decisions.

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Provider

z-ai

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