2 models
Ranked by OSWorld 2.1
Reasoning Tools 80.1

Fast Claude model for everyday coding, agents, and knowledge work

anthropic/claude-sonnet-5-5 2026-09-28 1M context $2/M input $10/M output
33 providers
Reasoning Tools JSON 72.4

Fast Claude model for responsive assistance, classification, and lightweight agents

anthropic/claude-haiku-5-5 2026-10-07 1M context $0.1/M input $0.5/M output
33 providers