Reka Flash vs GLM-4-Flash

Performance benchmarks + pricing comparison — updated April 2026

Reka Flash

Reka

Reka's fast multimodal model. Compact and efficient for high-volume tasks with vision capability.

Input$0.200/M
Output$0.800/M
Context128K tokens
Best ForHigh-volume tasks, vision + text, cost optimization
Benchmark40/100

GLM-4-Flash

Zhipu AI

Zhipu AI's ultra-cheap model. Near-free pricing for high-volume Chinese and English text tasks.

Input$0.010/M
Output$0.010/M
Context128K tokens
Best ForHigh-volume text processing, Chinese NLP tasks

Cost Comparison by Scenario

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

ScenarioReka FlashGLM-4-FlashSavings
Small Script (1K lines) $0.03 <$0.01 GLM-4-Flash saves $0.03 (98%)
Medium Feature (10K lines) $0.23 <$0.01 GLM-4-Flash saves $0.22 (98%)
Large Project (50K lines) $1.15 $0.03 GLM-4-Flash saves $1.12 (98%)
Code Review (5K lines) $0.06 <$0.01 GLM-4-Flash saves $0.05 (96%)

Verdict

GLM-4-Flash wins on both price and performance — $0.010/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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