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claude-opus-4-7 vs gpt-5.5-2026-04-23

Pricing, Performance & Features Comparison

Authoranthropic
Context Length1M
Reasoning
Providers1
ReleasedApr 2026
Knowledge Cutoff
License

Previous-generation Opus with adaptive thinking, high-resolution vision, and a 1M-token context window.

Input$5
Output$25
Latency (p50)4.8s
Output Limit128K
Function Calling
JSON Mode
InputText, Image
OutputText
in$5out$25cache$0.5write$6.3
Latency (24h)
Success Rate (24h)
Authoropenai
Context Length1M
Reasoning
Providers1
ReleasedApr 2026
Knowledge CutoffDec 2025
License

OpenAI’s April 2026 frontier model and the recommended migration target for the o-series and GPT-5 generation.

Input$5
Output$30
Latency (p50)4.6s
Output Limit128K
Function Calling
JSON Mode
-
InputText, Image
OutputText
in$5out$30cache$0.5
Latency (24h)
Success Rate (24h)