GLM 5.1 vs GLM 5 Turbo
Input price
$0.98
$1.20
Output price
$3.08
$4.00
Context window
203K
203K
Throughput
131 tok/s
168 tok/s
Availability
100.0%
97.9%
Cost / task
$0.004
$0.004
Efficiency score
88
88
Estimated monthly cost by workload
Metric
GLM-5.1
GLM-5-TURBO
Chat assistant
$663.60
$840.00
RAG / long context
$1,453
$1,800
Agent / tool use
$1,814
$2,304
Efficiency score: GLM 5.1
Across price, speed and reliability, GLM 5.1 offers the stronger overall balance for most workloads — but the right pick depends on your exact mix of input, output and latency needs.
Figures are illustrative demo data, not financial advice.
Frequently asked questions
Is GLM 5.1 or GLM 5 Turbo cheaper?+
GLM 5.1 has the lower input price — $0.98 vs $1.20 per 1M tokens — so for most blended workloads it is the more cost-effective of the two. Figures are illustrative demo data.
Which should I choose, GLM 5.1 or GLM 5 Turbo?+
Across price, speed and reliability, GLM 5.1 offers the stronger overall balance for most workloads — but the right pick depends on your exact mix of input, output and latency needs.