GLM 5.3 Flash vs Ternary Bonsai 2 27B

Price, context window & benchmark comparison

Z.ai (Zhipu)

GLM 5.3 Flash

Z.ai (Zhipu)
$0.0399 / $0.0784
Input / Output · per 1M tokens
VS
Prism Ml

Ternary Bonsai 2 27B

Prism Ml
$0.075 / $0.50
Input / Output · per 1M tokens
Compare different models
Z.ai (Zhipu)
Prism Ml
Verdict: GLM 5.3 Flash is 3.7× cheaper than Ternary Bonsai 2 27B on a typical 3:1 input/output mix. GLM 5.3 Flash has the larger context window (1M vs 262K).
GLM 5.3 FlashTernary Bonsai 2 27B
Input price / 1M$0.0399$0.075
Output price / 1M$0.0784$0.50
Blended price (3:1)$0.0495$0.18
Cached input / 1M$0.03$0.0375
Context window1M262K
Max output131K33K
Intelligence index27.8—
Coding index71.5—
Providers42—
Best provider uptime (30m)100.0%—
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-08-262026-09-18
Retirement——

Cost calculator

FAQ

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

GLM 5.3 Flash is 3.7× cheaper than Ternary Bonsai 2 27B on a typical 3:1 input/output mix.

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

GLM 5.3 Flash: 1,048,576 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 Flash ≈ $119.00, Ternary Bonsai 2 27B ≈ $400.00.

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