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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4 models
OpenAI Reasoning frogbot
OpenAI: GPT-5.5 T
Reasoning Tools JSON

Default frontier GPT for coding, computer use, research, and knowledge work

openai/gpt-5.5 2026-04-23 1.05M context $5/M input $30/M output
50 providers
OpenAI: GPT-5.3 Codex T
Reasoning Tools JSON

Coding-optimized GPT model for repository edits, reviews, and agentic software work

openai/gpt-5.3-codex 2026-02-05 400K context $1.75/M input $14/M output
33 providers
OpenAI: GPT OSS 120B T
Reasoning Tools JSON Open weights

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

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