Compare

o3 vs Claude Opus 4

o3 is 67% cheaper overall
o3
OpenAI
Input/1M$2.0000
Output/1M$8.0000
1K calls$4.80
VS
Claude Opus 4
Anthropic
Input/1M$5.0000
Output/1M$25.0000
1K calls$14.00

Monthly Cost Comparison

Usage Level o3 Claude Opus 4 Savings
Light (100 calls/day) $7.80 $22.50 Save $14.70 with o3
Medium (1K calls/day) $144.00 $420.00 Save $276.00 with o3
Heavy (10K calls/day) $1,800.00 $5,250.00 Save $3,450.00 with o3
Enterprise (100K/day) $21,600.00 $63,000.00 Save $41,400.00 with o3

Cost Ratio (10K calls/month)

o3 $48.00
Claude Opus 4 $140.00

Frequently Asked Questions

Is o3 or Claude Opus 4 cheaper?

o3 is 67% cheaper overall. o3 costs $2/M input vs Claude Opus 4 at $5/M input.

How much does 10,000 API calls cost with o3 vs Claude Opus 4?

At 800 input + 400 output tokens per call: o3 costs $48.00 and Claude Opus 4 costs $140.00.

Can I switch between o3 and Claude Opus 4 easily?

With a proxy like Tokonomics, switching is a one-line config change. Route different features to different models and track costs per model automatically.

Track costs for both models in one dashboard

Tokonomics monitors o3, Claude Opus 4, and 60+ other models. Set budget alerts per model, per feature, per team.

Start Free →