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Claude Sonnet 4.5 OpenAI o3

AN
ACorner A
Claude Sonnet 4.5
Anthropic · Claude
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VS
OP
BCorner B
OpenAI o3
OpenAI · o-series
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Wins by spec 3 A rows 1 B rows 5 ties

Key differences

At a glance
AClaude Sonnet 4.5 Released: Jun 2025 vs Jan 2025
AClaude Sonnet 4.5 Input Price: 3.00 vs 10.00
AClaude Sonnet 4.5 Output Price: 15.00 vs 40.00
BOpenAI o3 MMLU Score: 91.6 vs 88.7
=Even on: Context Window — 200000 vs 200000

01Capabilities

4 rows
Released
WIN Jun 2025
Jan 2025
Context Window tokens
200000
200000
Vision
Yes
Yes
Tool Use
Yes
Yes
Released
A WIN Jun 2025
B Jan 2025
Context Windowtokens
A 200000
B 200000
Vision
A Yes
B Yes
Tool Use
A Yes
B Yes

02Pricing

2 rows
Input Price USD/MTok
WIN 3.00
10.00
Output Price USD/MTok
WIN 15.00
40.00
Input PriceUSD/MTok
A WIN 3.00
B 10.00
Output PriceUSD/MTok
A WIN 15.00
B 40.00

03Performance

1 rows
MMLU Score %
88.7
WIN 91.6
MMLU Score%
A 88.7
B WIN 91.6

04Info

2 rows
Released
2025
2025
Provider
Anthropic
OpenAI
Released
A 2025
B 2025
Provider
A Anthropic
B OpenAI

Claude Sonnet 4.5 leads on more specs. Check the full table to decide based on what matters most to you.

Claude Sonnet 4.5 vs OpenAI o3 — display, performance, cameras, battery, price, and key differences. Side by side.

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📋 AI Models Buying Guide
Prices are estimated average Saudi market prices, reviewed June 2026. Actual prices vary by retailer, storage configuration, warranty, and promotions. Prices shown in Saudi Riyal.