GLM 5.3 Flash vs Seed-2.0-Code

Price, context window & benchmark comparison

Z

GLM 5.3 Flash

Z.ai (Zhipu)
$0.15 / $0.50
Input / Output · per 1M tokens
VS
B

Seed-2.0-Code

ByteDance Seed
$0.50 / $3.00
Input / Output · per 1M tokens
Compare different models
Z
B
Verdict: GLM 5.3 Flash is 4.7× cheaper than Seed-2.0-Code on a typical 3:1 input/output mix. GLM 5.3 Flash has the larger context window (1.3M vs 262K).
GLM 5.3 FlashSeed-2.0-Code
Input price / 1M$0.15$0.50
Output price / 1M$0.50$3.00
Blended price (3:1)$0.24$1.13
Cached input / 1M$0.05
Context window1.3M262K
Max output944K131K
Intelligence index41.8
Coding index71.5
Providers311
Best provider uptime (30m)100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-08-262026-08-12
Retirement2026-11-11

Cost calculator

FAQ

Which is cheaper, GLM 5.3 Flash or Seed-2.0-Code?

GLM 5.3 Flash is 4.7× cheaper than Seed-2.0-Code on a typical 3:1 input/output mix.

GLM 5.3 Flash vs Seed-2.0-Code: which has a bigger context window?

GLM 5.3 Flash: 1,310,720 tokens. Seed-2.0-Code: 262,144 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GLM 5.3 Flash ≈ $550.00, Seed-2.0-Code ≈ $2,500.

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