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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17 models
Structured output amazon-bedrock 1M+
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
Anthropic: Claude Fable 5.1 T
Reasoning Tools JSON

Claude model for demanding reasoning and long-horizon agentic work

anthropic/claude-fable-5-1 2026-09-01 1M context $10/M input $50/M output
24 providers
Anthropic: Claude Opus 5 T
Reasoning Tools

Strongest Claude Opus model for coding, agents, and professional work

anthropic/claude-opus-5 2026-07-24 1M context $5/M input $25/M output
32 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 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-5.6 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
Anthropic: Claude Sonnet 5 T
Tools JSON

Everyday Claude agent model for coding, planning, browsing, and general work

anthropic/claude-sonnet-5 2026-06-30 1M context $2/M input $10/M output
35 providers
Anthropic: Claude Fable 5 T
Reasoning Tools

Claude model for creative writing, analysis, and controlled agent workflows

anthropic/claude-fable-5 2026-06-09 1M context $10/M input $50/M output
37 providers
Anthropic: Claude Opus 4.8 T
Reasoning Tools

Top Claude Opus tier for the hardest reasoning, coding, and long-horizon agents

anthropic/claude-opus-4-8 2026-05-28 1M context $5/M input $25/M output
44 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
xAI: Grok 4.3 T
Reasoning Tools JSON

xAI's default Grok for chat, coding, agentic tools, and lower hallucination risk

xai/grok-4.3 2026-04-17 1M context $1.25/M input $2.5/M output
28 providers
Anthropic: Claude Opus 4.7 T
Reasoning Tools

Stronger Opus tier for advanced software work and high-stakes reasoning

anthropic/claude-opus-4-7 2026-04-16 1M context $5/M input $25/M output
40 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
Anthropic: Claude Sonnet 4.6 T
Reasoning Tools

Claude workhorse for coding agents, careful analysis, and production cost control

anthropic/claude-sonnet-4-6 2026-02-17 1M context $3/M input $15/M output
45 providers
Anthropic: Claude Opus 4.6 T
Reasoning Tools

High-end Claude for difficult coding, planning, and slower expert reasoning

anthropic/claude-opus-4-6 2026-02-05 1M context $5/M input $25/M output
37 providers
Amazon: Nova 2 Lite T
Reasoning

Multimodal reasoning model for visual analysis, planning, and tool use

amazon/nova-2-lite 2025-12-02 1M context $0.3/M input $2.5/M output
4 providers
Meta: Llama 4 Maverick 17B Instruct T
Tools Open weights

Open multimodal Llama for strong reasoning with efficient everyday serving

meta/llama-4-maverick-17b-instruct 2025-04-05 1M context $0.14/M input $0.59/M output
6 providers