GLM 5.1

GLM 5.1

Developer	Z.ai
Release date	April 7, 2026
Family	GLM
Generation	GLM 5.1
Level
Context window	205K tokens
Max output	131K tokens
Input	Text
Output	Text
Weights	Open weights
Predecessor	GLM 5
Successor	GLM 5.2
Website	z.ai
Links	Model card Hugging Face

Part of a series on

input: $1.40
cached: $0.26
output: $4.40
Context: 205Ktokens
Released: 7mo ago
Size: 754Bparameters

Infrastructure

Provider availability

Provider	Endpoint	Context	Input /M tokens	Output /M tokens	Cached input /M tokens	Cache write /M tokens	Uptime 1d	Data handling
Chutes	chutes/fp8	203K	$0.90	$2.90	$0.09	—	100.00%	ZDR: No Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
StreamLake	streamlake/fp8	200K	$0.966	$3.036	$0.1794	—	100.00%	ZDR: No Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
SiliconFlow	siliconflow/fp8	205K	$1.19	$3.74	$0.60	—	99.56%	ZDR: Yes Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
AtlasCloud	atlas-cloud/fp8	203K	$1.26	$3.96	$0.234	—	100.00%	ZDR: No Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
Alibaba	alibaba/fp8	203K	$1.33	$4.18	$0.247	—	93.97%	ZDR: No Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
Novita	novita/fp8	205K	$1.38	$4.40	$0.26	—	100.00%	ZDR: Yes Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
Baidu	baidu/fp8	203K	$1.40	$4.40	$0.26	—	96.43%	ZDR: No Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
Friendli	friendli	203K	$1.40	$4.40	$0.26	—	100.00%	ZDR: No Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
GMICloud	gmicloud/fp8	203K	$1.40	$4.40	$0.26	—	100.00%	ZDR: No Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
Z.AI	z-ai/fp8	203K	$1.40	$4.40	$0.26	—	100.00%	ZDR: Yes Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12
Venice	venice/fp8	200K	$1.4014	$4.4044	$0.2603	—	99.64%	ZDR: Yes Training: Unknown Prompt logging: Unknown Retention: Unknown ZDR source Privacy policy Checked 2026-11-12

Provider data:OpenRouter

To give you the best experience, we use cookies for personalization, insights, and performance. Learn more.