Side-by-side comparison of pricing, 12 benchmarks, and generation speed.
| Metric | Grok Code Fast 1 | GPT-3.5 Turbo |
|---|---|---|
| Input ($/M tokens) | $0.2 | $0.5 |
| Output ($/M tokens) | $1.5 | $1.5 |
Data from Artificial Analysis API — 12 benchmarks
Grok Code Fast 1 is cheaper overall. Its blended price (3:1 input/output ratio) is $0.53/M tokens vs $0.75/M for GPT-3.5 Turbo.
Grok Code Fast 1 wins 11 out of 12 benchmarks compared to 1 for GPT-3.5 Turbo. See the detailed benchmark chart above for per-category results.
GPT-3.5 Turbo generates tokens faster at 102 tok/s vs 53 tok/s. However, GPT-3.5 Turbo has lower time-to-first-token (0.54s vs 8.03s).
Choose based on your priorities: Grok Code Fast 1 for lower cost, Grok Code Fast 1 for stronger benchmark performance, and GPT-3.5 Turbo for faster generation. For latency-sensitive apps, check the TTFT comparison above.