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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8 models
Text OpenAI amazon-bedrock
OpenAI: GPT-6 Astra T
Reasoning Tools JSON

GPT-6 Astra is OpenAI's most capable model for complex reasoning, coding, computer use, research, and document creation.

openai/gpt-6-astra 2026-09-04 1.05M context $10/M input $50/M output
18 providers
OpenAI: GPT-5.6 Sol T
Reasoning Tools JSON

Frontier GPT-5.6 model for complex professional work, coding, and agentic workflows

openai/gpt-5.6-sol 2026-07-09 1.05M context $4/M input $20/M output
36 providers
OpenAI: GPT-5.6 Luna T
Reasoning Tools JSON

Cost-efficient GPT-5.6 model for fast, high-volume workloads

openai/gpt-5.6-luna 2026-07-09 1.05M context $0.2/M input $1.2/M output
36 providers
OpenAI: GPT-5.6 Terra T
Reasoning Tools JSON

Balanced GPT-5.6 model for capable, cost-efficient everyday work

openai/gpt-5.6-terra 2026-07-09 1.05M context $2/M input $12/M output
35 providers
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
46 providers
OpenAI: GPT-5.4 T
Reasoning Tools JSON

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 OSS Safeguard 20B T
Reasoning Open weights

Safety model for policy screening, moderation, and risk-aware routing workflows

openai/gpt-oss-safeguard-20b 2025-10-29 131.072K context $0.07/M input $0.2/M output
7 providers
OpenAI: GPT OSS Safeguard 120B T
Reasoning Tools JSON Open weights

Safety model for policy screening, moderation, and risk-aware routing workflows

openai/gpt-oss-safeguard-120b 2025-10-29 131.072K context $0.15/M input $0.6/M output
4 providers