Large Language ModelText Generation

Claude 4 Opus

Anthropic's Claude 4 flagship model with advanced reasoning

Released 2025-05-14

Context Window

200K

API Access

Available

Benchmark Performance

coding

coding

HumanEval

90.0%

reasoning

reasoning

Graduate-Level Google-Proof Q&A

78.0%

conversation

conversation

Chatbot Arena Elo

1408.0Elo