DeepSeek Reasoner (R1) vs GLM-4-Plus

Performance benchmarks + pricing comparison — updated April 2026

DeepSeek Reasoner (R1)

DeepSeek

DeepSeek's reasoning model. Comparable to OpenAI's o1 but at much lower cost.

Input$0.550/M
Output$2.19/M
Context128K tokens
Best ForComplex reasoning, math, advanced coding
Benchmark72/100

GLM-4-Plus

Zhipu AI

Zhipu AI's balanced model. Strong Chinese language understanding with competitive coding ability.

Input$0.700/M
Output$0.700/M
Context128K tokens
Best ForChinese applications, code generation, function calling

Cost Comparison by Scenario

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

ScenarioDeepSeek Reasoner (R1)GLM-4-PlusSavings
Small Script (1K lines) $0.08 $0.05 GLM-4-Plus saves $0.04 (46%)
Medium Feature (10K lines) $0.63 $0.38 GLM-4-Plus saves $0.25 (39%)
Large Project (50K lines) $3.15 $1.92 GLM-4-Plus saves $1.23 (39%)
Code Review (5K lines) $0.15 $0.14 GLM-4-Plus saves $0.01 (7%)

Verdict

DeepSeek Reasoner (R1) wins on both price and performance — $0.550/M input with a benchmark score of N/A/100.

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

Compare with Other Models