Claude Opus 4.6 vs GPT 5.2 Chat latest
Claude Opus 4.6 vs GPT 5.2 Chat latest: GPT 5.2 Chat latest is cheaper by 65% on average. Claude Opus 4.6 from Azure AI Foundry (200,000-token context, reasoning, 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
0200,000
400
0128,000
5,000
01,000,000
At this workload, GPT 5.2 Chat latest is 57% cheaper than Claude Opus 4.6 — a savings of $2,153/month ($25,841/year).
Production recipe — Agent Command Center
strategy: cost-optimized
primary:
model: gpt-5-2-chat-latest
provider: openai
fallback:
model: claude-opus-4-6
provider: azure-ai-foundry
shadow: { sample_rate: 0.05 } # mirror 5% of traffic to compare quality live| Claude Opus 4.6 | GPT 5.2 Chat latest | |
|---|---|---|
| Input price | $5.00/M | $1.75/M |
| Output price | $25.00/M | $14.00/M |
| Context window | 200,000 | 128,000 |
| Max output | 128,000 | 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.
Chatbot Arena ELOgeneral
Claude Opus 4.6
1,502
GPT 5.2 Chat latest
1,477
GPQA Diamondreasoning
Claude Opus 4.6
91.3%
GPT 5.2 Chat latest
92.4%
MMLUgeneral
Claude Opus 4.6
91.1%
GPT 5.2 Chat latest
89.6%
SWE-bench Verifiedagent
Claude Opus 4.6
81.4%
GPT 5.2 Chat latest
80.0%
MMMU-Promultimodal⚠ different settings
Claude Opus 4.6
73.9%
GPT 5.2 Chat latest
79.5%
ARC-AGI-2reasoning⚠ different settings
Claude Opus 4.6
68.8%
GPT 5.2 Chat latest
52.9%
Humanity's Last Examreasoning⚠ different settings
Claude Opus 4.6
53.0%
GPT 5.2 Chat latest
34.5%