Claude Haiku 4.5 (2025-10-01) vs GPT-4o
Claude Haiku 4.5 (2025-10-01) vs GPT-4o: Claude Haiku 4.5 (2025-10-01) is cheaper by 60% on average. Claude Haiku 4.5 (2025-10-01) from Anthropic (200,000-token context, reasoning, tool calls) vs. GPT-4o from Azure OpenAI (128,000-token context, 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
064,000
5,000
01,000,000
At this workload, Claude Haiku 4.5 (2025-10-01) is 57% cheaper than GPT-4o — a savings of $989/month ($11,871/year).
Production recipe — Agent Command Center
strategy: cost-optimized
primary:
model: claude-haiku-4-5-20251001
provider: anthropic
fallback:
model: gpt-4o
provider: azure-openai
shadow: { sample_rate: 0.05 } # mirror 5% of traffic to compare quality live| Claude Haiku 4.5 (2025-10-01) | GPT-4o | |
|---|---|---|
| Input price | $1.00/M | $2.50/M |
| Output price | $5.00/M | $10.00/M |
| Context window | 200,000 | 128,000 |
| Max output | 64,000 | 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 Haiku 4.5 (2025-10-01)
1,310
GPT-4o
1,265
HumanEvalcode
Claude Haiku 4.5 (2025-10-01)
89.5%
GPT-4o
90.2%