Which is cheaper, GLM-5 or Seed1.8?

GLM-5 lists at $1 input and $3.2 output per 1M tokens; Seed1.8 at $0.25 and $2. Seed1.8 is 2.3x cheaper per token at list price.

Which has the larger context window?

GLM-5 accepts 200K tokens and Seed1.8 256K tokens.

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GLM-5 vs Seed1.8: benchmarks, price and context | Respan

GLM-5 vs Seed1.8

Seed1.8 scores 25.7 on the Respan Index (#77), ahead of GLM-5 at 25.5 (#78). GLM-5 leads on 1 of the 1 benchmarks both report. Seed1.8 is 2.3x cheaper per token at list price. Seed1.8 has the larger context window (256K tokens).

GLM-5Z.ai

Respan Index: 25.5 (#78)
Input / output per 1M: $1 / $3.2
Blended price per 1M: $1.55
Context window: 200K
Max output: 131K
Input: text
Released: -

Prices and providers on Respan

Seed1.8ByteDance Seed

Respan Index: 25.7 (#77)
Input / output per 1M: $0.25 / $2
Blended price per 1M: $0.688
Context window: 256K
Max output: 64K

Respan Index by category

Coding10.7 GLM-59.9 Seed1.8
Agents35.1 GLM-534.8 Seed1.8
Reasoning16.5 GLM-520.5*

Benchmarks both report

Benchmark	GLM-5	Seed1.8
SWE-bench Verified	77.8%	72.9%

Higher is better. Each score links to where it was published.

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GLM-5 vs Seed1.8

Respan Index by category

Benchmarks both report

FAQ

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Models

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Respan Index by category

Benchmarks both report

FAQ

Is GLM-5 better than Seed1.8?

Which is cheaper, GLM-5 or Seed1.8?

Which has the larger context window?

Compare other models