GLM-5.1

Name: GLM-5.1
Price: 1.05 USD
Author: Z.ai

frontierNew

Z.ai

Z.ai's frontier reasoning model built on a 744B MoE architecture. Tops SWE-Bench Pro coding benchmarks and excels at agentic tasks at a fraction of the price of comparable Western models.

Official page

reasoningcodingagenticmoe

Context

202.752K

Input / 1M

$1.05

Output / 1M

$3.50

Knowledge cutoff

2025-06

Capabilities

Code5/5

Reasoning5/5

Multilingual4/5

Safety3/5

Speed3/5

Modalities & Features

Vision (image input) Yes

Audio No

Video No

Function / tool calling Yes

JSON mode Yes

Extended thinking Yes

Context & Output

Context window202.752K

Max output tokens65.536K

Knowledge cutoff2025-06

Release date2026-04

API & Access

Open source No

Streaming Yes

Batch API No

Prompt caching No

Fine-tuning No

Benchmarks

MMLUGeneral knowledge

N/A

GPQA DiamondHard science Q&A

86.2%

MATHMath problem solving

N/A

AIME 2025Advanced math

95.3%

GSM8KGrade-school math

N/A

HumanEvalCode generation

N/A

LiveCodeBenchLive coding problems

N/A

SWE-bench VerifiedReal-world software

58.4%

HellaSwagCommonsense inference

N/A

Source: provider technical reports & independent evaluations. N/A = not yet published for this model.

Pricing (per 1M tokens)

Input$1.05

Output$3.50

Prices shown are list prices and may vary by provider plan. Always check official documentation for the latest pricing.