3 models
Ranked by Aider Polyglot
Reasoning Tools 72.0

Flagship Claude model for deep reasoning, coding, and long-horizon agents

anthropic/claude-opus-4-20250514 2025-05-22 200K context $15/M input $75/M output
8 providers
Reasoning Tools 64.9

Balanced Claude model for coding, analysis, agent workflows, and cost control

anthropic/claude-3-7-sonnet-20250219 2025-02-19 200K context $3/M input $15/M output
4 providers
Reasoning Tools JSON 61.3

Balanced Claude model for coding, analysis, agent workflows, and cost control

anthropic/claude-sonnet-4-0 2025-05-22 200K context $2.898/M input $14.493/M output
4 providers