GLM 5V Turbo vs GPT-6.1 Sol Pro

Price, context window & benchmark comparison

Z.ai (Zhipu)

GLM 5V Turbo

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

GPT-6.1 Sol Pro

OpenAI
$2.00 / $10.00
Input / Output · per 1M tokens
Compare different models
Z.ai (Zhipu)
OpenAI
Verdict: GLM 5V Turbo is 2.1× cheaper than GPT-6.1 Sol Pro on a typical 3:1 input/output mix. GPT-6.1 Sol Pro has the larger context window (1.1M vs 203K).
GLM 5V TurboGPT-6.1 Sol Pro
Input price / 1M$1.20$2.00
Output price / 1M$4.00$10.00
Blended price (3:1)$1.90$4.00
Cached input / 1M$0.24$0.10
Context window203K1.1M
Max output131K128K
Intelligence index——
Coding index——
Providers—7
Best provider uptime (30m)—100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-04-012026-09-29
Retirement——

Cost calculator

FAQ

Which is cheaper, GLM 5V Turbo or GPT-6.1 Sol Pro?

GLM 5V Turbo is 2.1× cheaper than GPT-6.1 Sol Pro on a typical 3:1 input/output mix.

GLM 5V Turbo vs GPT-6.1 Sol Pro: which has a bigger context window?

GLM 5V Turbo: 202,752 tokens. GPT-6.1 Sol Pro: 1,050,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GLM 5V Turbo ≈ $4,400, GPT-6.1 Sol Pro ≈ $9,000.

More comparisons