GPT-4 vs GPT 5.2 Chat latest
GPT-4 vs GPT 5.2 Chat latest: GPT 5.2 Chat latest is cheaper by 94% on average. GPT-4 from OpenAI (8,192-token context, tool calls) vs. GPT 5.2 Chat latest from OpenAI (128,000-token context, reasoning, tool calls). Use Agent Command Center to A/B both in shadow mode and pick the winner per workload.
Side-by-side cost
Live workload comparison
Same workload run through both models. The cheaper one is highlighted.
3,000
0128,000
400
016,384
5,000
01,000,000
At this workload, GPT 5.2 Chat latest is 90% cheaper than GPT-4 — a savings of $15,698/month ($188,378/year).
Production recipe — Agent Command Center
strategy: cost-optimized
primary:
model: gpt-5-2-chat-latest
provider: openai
fallback:
model: gpt-4
provider: openai
shadow: { sample_rate: 0.05 } # mirror 5% of traffic to compare quality live| GPT-4 | GPT 5.2 Chat latest | |
|---|---|---|
| Input price | $30.00/M | $1.75/M |
| Output price | $60.00/M | $14.00/M |
| Context window | 8,192 | 128,000 |
| Max output | 4,096 | 16,384 |
| Function calling | ✓ | ✓ |
| Vision | — | ✓ |
| Audio input | — | — |
| Reasoning | — | ✓ |
| Prompt caching | ✓ | ✓ |
| Structured output | — | ✓ |
| Pricing verified | May 12, 2026 | May 12, 2026 |
Benchmark comparison
Side-by-side public benchmark scores. Greener bar = winner.