ModelBench
Model catalog

Models

Every model in the catalog with source-linked pricing, context limits, provider availability, and published benchmark results.

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11 models
OpenAI cortecs
Ranked by Design Arena: website
OpenAI: GPT-5.4 T
Reasoning Tools JSON 1232.0

Agent-ready GPT for coding and computer-use workflows at a lower cost

openai/gpt-5.4 2026-03-05 1.05M context $2.5/M input $15/M output
42 providers
OpenAI: GPT-5.1 T
Reasoning Tools JSON 1199.0

Sharper GPT-5 generation for coding, product work, and tool-assisted tasks

openai/gpt-5.1 2025-11-13 400K context $1.25/M input $10/M output
28 providers
OpenAI: GPT-5 T
Tools 1197.0

Original GPT-5 workhorse for reasoning, coding, writing, and tool workflows

openai/gpt-5 2025-08-07 400K context $1.25/M input $10/M output
30 providers
OpenAI: GPT-5 Mini T
Reasoning 1137.0

Small GPT-5 for responsive agents, coding help, and everyday automation

openai/gpt-5-mini 2025-08-07 400K context $0.25/M input $2/M output
29 providers
OpenAI: GPT-5 Nano T
Reasoning 1114.0

Tiny GPT-5 lane for routing, extraction, classification, and bulk jobs

openai/gpt-5-nano 2025-08-07 400K context $0.05/M input $0.4/M output
26 providers
OpenAI: GPT-4.1 T
Tools JSON 1051.0

Long-lived GPT workhorse for coding, instruction following, and production apps

openai/gpt-4.1 2025-04-14 1.04758M context $2/M input $8/M output
28 providers
OpenAI: GPT-4.1 mini T
1010.0

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
25 providers
OpenAI: GPT-4.1 nano T
985.0

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
20 providers
OpenAI: GPT OSS 120B T
Reasoning Tools JSON Open weights 980.0

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 $0.17/M output
53 providers
OpenAI: GPT OSS 20B T
Reasoning Tools Open weights 865.0

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

openai/gpt-oss-20b 2025-08-05 131.072K context $0.02/M input $0.1/M output
32 providers
OpenAI: GPT-4o T
Tools 843.0

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
23 providers