GPT-5.6 Sol is the flagship model in OpenAI's GPT-5.6 series. It is suited for complex reasoning, coding, and agentic workflows, and is particularly strong at command-line and multi-step coding tasks...
Models
Every model in the catalog with source-linked pricing, context limits, provider availability, and published benchmark results.
GPT-5.4 is OpenAI’s latest frontier model, unifying the Codex and GPT lines into a single system. It features a 1M+ token context window (922K input, 128K output) with support for...
GPT-5.5 is OpenAI’s frontier model designed for complex professional workloads, building on GPT-5.4 with stronger reasoning, higher reliability, and improved token efficiency on hard tasks. It features a 1M+ token...
GPT-5.6 Terra is a balanced model in OpenAI's GPT-5.6 series, positioned between the flagship Sol tier and the cost-efficient Luna tier. It is suited for everyday coding, reasoning, and agentic...
Gemini 3.1 Pro Preview is Google’s frontier reasoning model, delivering enhanced software engineering performance, improved agentic reliability, and more efficient token usage across complex workflows. Building on the multimodal foundation...
GPT-5.6 Luna is a fast, cost-efficient model in OpenAI's GPT-5.6 series. It is suited for high-volume, latency-sensitive tasks such as chat, classification, and lightweight agentic workflows, providing capable reasoning for...
GPT-5.4 mini brings the core capabilities of GPT-5.4 to a faster, more efficient model optimized for high-throughput workloads. It supports text and image inputs with strong performance across reasoning, coding,...
GPT-5.4 nano is the most lightweight and cost-efficient variant of the GPT-5.4 family, optimized for speed-critical and high-volume tasks. It supports text and image inputs and is designed for low-latency...
| Model | Creator | Score | Inputs | Context | Input | Output | Released | Compare |
|---|---|---|---|---|---|---|---|---|
| OpenAI: GPT-5.6 Solopenai/gpt-5.6-sol | 83.0 | 1.05M | $4 | $20 | 2026-07-09 | |||
| OpenAI: GPT-5.4openai/gpt-5.4 | 81.2 | 1.05M | $2.5 | $15 | 2026-03-05 | |||
| OpenAI: GPT-5.5openai/gpt-5.5 | 81.2 | 1.05M | $5 | $30 | 2026-04-23 | |||
| OpenAI: GPT-5.6 Terraopenai/gpt-5.6-terra | 80.7 | 1.05M | $2 | $12 | 2026-07-09 | |||
| Google: Gemini 3.1 Pro Previewgoogle/gemini-3.1-pro-preview | 80.5 | 1.04858M | $2 | $12 | 2026-02-19 | |||
| OpenAI: GPT-5.6 Lunaopenai/gpt-5.6-luna | 78.4 | 1.05M | $0.2 | $1.2 | 2026-07-09 | |||
| OpenAI: GPT-5.4 Miniopenai/gpt-5.4-mini | 76.6 | 400K | $0.75 | $4.5 | 2026-03-17 | |||
| OpenAI: GPT-5.4 Nanoopenai/gpt-5.4-nano | 66.1 | 400K | $0.2 | $1.25 | 2026-03-17 |