9 models
Ranked by Aider Polyglot
Reasoning Tools JSON 83.1

Google's proven reasoning model for coding, math, and multimodal analysis

google/gemini-2.5-pro 2025-06-17 1.04858M context $1.25/M input $10/M output
29 providers
Reasoning 81.3

Deliberate o-series reasoner for hard math, coding, and multi-step analysis

openai/o3 2025-04-16 200K context $2/M input $8/M output
20 providers
72.0

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

anthropic/claude-opus-4-0 2025-05-22 200K context Input not listed Output not listed
2 providers
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 61.7

O-series reasoning model for hard analysis, math, coding, and planning

openai/o1 2024-12-05 200K context $15/M input $60/M output
16 providers
Reasoning Tools 61.3

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

anthropic/claude-sonnet-4-20250514 2025-05-22 200K context $3/M input $15/M output
11 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
Reasoning Tools JSON 55.1

Fast Gemini workhorse for multimodal apps where latency and price matter

google/gemini-2.5-flash 2025-06-17 1.04858M context $0.3/M input $2.5/M output
30 providers