SmophyAI

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Real data comparison

Z.ai: GLM 5.2 (free) vs NVIDIA: Nemotron 3 Ultra (free)

On quality, Z.ai: GLM 5.2 (free) leads (52.6 vs 38.3). On price, NVIDIA: Nemotron 3 Ultra (free) is cheaper ($0.93 vs $1.83 per 1M). In real production usage, Z.ai: GLM 5.2 (free) is used more (rank #6 vs #8 of 312). Across 11 real task categories where both models have classified traffic, NVIDIA: Nemotron 3 Ultra (free) handles more of the traffic in 6 of them.

  • Z.ai: GLM 5.2 (free)
  • NVIDIA: Nemotron 3 Ultra (free)
Quality (Intelligence Index)52.6 / 38.3
Price ($/1M blended)$1.83 / $0.93
Average usage share5.13% / 4.13%
Best provider uptime100.0% / 100.0%
Coding index68.8 / 49.3
Agentic index45.7 / 27.5
Context window1,048,576 / 262,144
Quality per dollar28.8 pts/$ / 41.4 pts/$

Head-to-head by real task

Z.ai: GLM 5.2 (free) leads 5 of 11 shared task categories by real classified traffic share; NVIDIA: Nemotron 3 Ultra (free) leads 6. Not a benchmark score - this is what developers actually route to each model for, per OpenRouter's task classification.

TaskZ.ai: GLM 5.2 (free)NVIDIA: Nemotron 3 Ultra (free)
Code Review8.3%2.3%
DevOps & Config2.2%6.4%
Security Audit4.1%1.7%
SQL & Database3.0%4.6%
File I/O2.5%3.8%
Debugging3.8%4.8%
Workflow Execution3.4%2.7%
Frontend & UI5.4%5.7%
Shell Execution2.9%3.2%
Multi-step Planning2.6%2.3%
Code Generation3.9%3.7%

Usage share over time

8.49%6.37%4.25%2.12%0.00%Share of usageJul 5Jul 31Aug 27
  • Z.ai: GLM 5.2 (free)
  • NVIDIA: Nemotron 3 Ultra (free)

Frequently asked questions

Z.ai: GLM 5.2 (free) vs NVIDIA: Nemotron 3 Ultra (free): which is better quality?

Z.ai: GLM 5.2 (free) scores higher on Artificial Analysis's Intelligence Index (52.6 vs 38.3).

Z.ai: GLM 5.2 (free) vs NVIDIA: Nemotron 3 Ultra (free): which is cheaper?

NVIDIA: Nemotron 3 Ultra (free) is cheaper at $0.93/1M vs $1.83/1M.

Z.ai: GLM 5.2 (free) vs NVIDIA: Nemotron 3 Ultra (free): which is used more?

Z.ai: GLM 5.2 (free) has higher real OpenRouter usage share (rank #6 vs #8 of 312).

Z.ai: GLM 5.2 (free) vs NVIDIA: Nemotron 3 Ultra (free): which wins more real-world task categories?

NVIDIA: Nemotron 3 Ultra (free) handles more traffic in 6 of 11 shared task categories where both models have classified OpenRouter usage.

Source: OpenRouter (openrouter.ai/rankings), as of August 28, 2026.

Benchmark scores: Artificial Analysis (artificialanalysis.ai) via OpenRouter (openrouter.ai/rankings).

Methodology: www.smophy.ai/benchmark/methodology

Token counts originate from each provider's own tokenizer and are not directly comparable across providers.