GPT-4 Turbo vs Stable LM 2

Performance benchmarks + pricing comparison — updated April 2026

GPT-4 Turbo

OpenAI

Previous generation high-performance model. Good for complex reasoning tasks.

Input$10.00/M
Output$30.00/M
Context128K tokens
Best ForComplex reasoning, data extraction, analysis
Benchmark70/100

Stable LM 2

Stability AI

Stability AI's general-purpose language model. Open weights with competitive performance.

Input$0.100/M
Output$0.400/M
Context32K tokens
Best ForGeneral text generation, multilingual tasks, open-source projects

Cost Comparison by Scenario

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

ScenarioGPT-4 TurboStable LM 2Savings
Small Script (1K lines) $1.25 $0.02 Stable LM 2 saves $1.23 (99%)
Medium Feature (10K lines) $9.50 $0.12 Stable LM 2 saves $9.38 (99%)
Large Project (50K lines) $47.50 $0.58 Stable LM 2 saves $46.92 (99%)
Code Review (5K lines) $2.50 $0.03 Stable LM 2 saves $2.47 (99%)

Verdict

Stable LM 2 wins on both price and performance — $0.100/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