57 models
Ranked by Design Arena: website
Reasoning Tools JSON 1035.0

Reasoning model for deliberate analysis, multi-step problem solving, and tool use

inception/mercury-2 2026-02-24 128K context $0.25/M input $0.75/M output
7 providers
Tools JSON 997.0

Affordable GPT-4.1 lane for fast coding help and structured extraction

openai/gpt-4.1-mini 2025-04-14 1.04758M context $0.4/M input $1.6/M output
28 providers
Reasoning Tools JSON 985.0

Fast o-series model for compact reasoning, coding, and tool use

openai/o4-mini 2025-04-16 200K context $1.1/M input $4.4/M output
22 providers
Tools JSON 971.0

Tiny GPT-4.1 option for classification, routing, and very high-volume tasks

openai/gpt-4.1-nano 2025-04-14 1.04758M context $0.1/M input $0.4/M output
22 providers
Reasoning Tools JSON Open weights 966.0

Open GPT reasoning model for self-hosted agents and controllable deployments

openai/gpt-oss-120b 2025-08-05 131.072K context $0.03/M input $0.15/M output
62 providers
Reasoning Tools JSON Open weights 852.0

Open GPT reasoning model for self-hosted agents and controllable deployments

openai/gpt-oss-20b 2025-08-05 131.072K context $0.018/M input $0.09/M output
39 providers
Tools JSON 831.0

Omni-era GPT for multimodal chat, practical coding, and general assistants

openai/gpt-4o 2024-05-13 128K context $2.5/M input $10/M output
26 providers