claude-opus-4-20250514 vs claude-sonnet-4-20250514
Pricing, Performance & Features Comparison
Context Length200K
Reasoning
Providers1
ReleasedMay 2025
Knowledge Cutoff-
License-
Superseded Byclaude-opus-4-1
Claude Opus 4 is Anthropic's most intelligent model and is state-of-the-art for coding and agent capabilities, especially agentic search.
Input$15
Output$75
Latency (p50)2.5s
Output Limit8K
Function Calling
JSON Mode
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InputText, Image
OutputText
in$15out$75cache$1.5write$19
Latency (24h)
Success Rate (24h)
Context Length200K
Reasoning
Providers1
ReleasedMay 2025
Knowledge CutoffMar 2025
License-
Claude Sonnet 4 balances impressive performance for coding with the right speed and cost for high-volume use cases.
Input$3
Output$15
Latency (p50)2.4s
Output Limit8K
Function Calling
JSON Mode
-
InputText, Image
OutputText
in$3out$15cache$0.3write$3.8