GLM 5.3 Prime vs Ternary Bonsai 2 27B

Price, context window & benchmark comparison

Z

GLM 5.3 Prime

Z.ai (Zhipu)
$2.80 / $8.80
Input / Output · per 1M tokens
VS
P

Ternary Bonsai 2 27B

Prism Ml
$0.075 / $0.50
Input / Output · per 1M tokens
Compare different models
Z
P
Verdict: Ternary Bonsai 2 27B is 23.7× cheaper than GLM 5.3 Prime on a typical 3:1 input/output mix. GLM 5.3 Prime has the larger context window (1M vs 262K).
GLM 5.3 PrimeTernary Bonsai 2 27B
Input price / 1M$2.80$0.075
Output price / 1M$8.80$0.50
Blended price (3:1)$4.30$0.18
Cached input / 1M$0.56
Context window1M262K
Max output131K33K
Intelligence index
Coding index
Providers1
Best provider uptime (30m)100.0%
Vision inputNoYes
ReasoningYesYes
Tool callingYesYes
Released2026-09-232026-09-18
Retirement

Cost calculator

FAQ

Which is cheaper, GLM 5.3 Prime or Ternary Bonsai 2 27B?

Ternary Bonsai 2 27B is 23.7× cheaper than GLM 5.3 Prime on a typical 3:1 input/output mix.

GLM 5.3 Prime vs Ternary Bonsai 2 27B: which has a bigger context window?

GLM 5.3 Prime: 1,000,000 tokens. Ternary Bonsai 2 27B: 262,144 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GLM 5.3 Prime ≈ $10,000, Ternary Bonsai 2 27B ≈ $400.00.

More comparisons