Claude 4 Haiku vs GLM-4-Air

Performance benchmarks + pricing comparison — updated April 2026

Claude 4 Haiku

Anthropic

Updated Haiku model with improved reasoning over Claude 3.5 Haiku. Fast and affordable for high-volume tasks.

Input$0.800/M
Output$4.00/M
Context200K tokens
Best ForHigh-volume tasks, simple queries, cost-sensitive workflows
Benchmark55/100

GLM-4-Air

Zhipu AI

Zhipu AI's mid-tier model. Good balance of cost and performance for Chinese-language applications.

Input$0.140/M
Output$0.140/M
Context128K tokens
Best ForChinese-language applications, general AI tasks

Cost Comparison by Scenario

Estimated cost per project with 30% cache hit rate. Actual costs may vary based on usage patterns.

ScenarioClaude 4 HaikuGLM-4-AirSavings
Small Script (1K lines) $0.16 <$0.01 GLM-4-Air saves $0.16 (94%)
Medium Feature (10K lines) $1.24 $0.08 GLM-4-Air saves $1.17 (94%)
Large Project (50K lines) $6.21 $0.39 GLM-4-Air saves $5.83 (94%)
Code Review (5K lines) $0.32 $0.03 GLM-4-Air saves $0.29 (91%)

Verdict

GLM-4-Air wins on both price and performance — $0.140/M input with a benchmark score of N/A/100.

For most developers, this is the clear choice between these two models.

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