GLM 5 Turbo vs GPT-6 Astra

Price, context window & benchmark comparison

Z

GLM 5 Turbo

Z.ai (Zhipu)
$1.20 / $4.00
Input / Output · per 1M tokens
VS
O

GPT-6 Astra

OpenAI
$10.00 / $50.00
Input / Output · per 1M tokens
Compare different models
Z
O
Verdict: GLM 5 Turbo is 10.5× cheaper than GPT-6 Astra on a typical 3:1 input/output mix. GPT-6 Astra has the larger context window (1.1M vs 203K).
GLM 5 TurboGPT-6 Astra
Input price / 1M$1.20$10.00
Output price / 1M$4.00$50.00
Blended price (3:1)$1.90$20.00
Cached input / 1M$0.24$1.00
Context window203K1.1M
Max output131K128K
Intelligence index52.7
Coding index76.9
Providers6
Best provider uptime (30m)100.0%
Vision inputNoYes
ReasoningYesYes
Tool callingYesYes
Released2026-03-152026-09-04
Retirement

Cost calculator

FAQ

Which is cheaper, GLM 5 Turbo or GPT-6 Astra?

GLM 5 Turbo is 10.5× cheaper than GPT-6 Astra on a typical 3:1 input/output mix.

GLM 5 Turbo vs GPT-6 Astra: which has a bigger context window?

GLM 5 Turbo: 202,752 tokens. GPT-6 Astra: 1,050,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GLM 5 Turbo ≈ $4,400, GPT-6 Astra ≈ $45,000.

More comparisons