GPT-6 Astra is OpenAI's flagship model for demanding end-to-end work. It is suited for advanced analysis, software engineering, deep research, scientific work, and document creation, with particular strengths in long-horizon...
Models
Every model in the catalog with source-linked pricing, context limits, provider availability, and published benchmark results.
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...
GPT-5.4 Pro is OpenAI's most advanced model, building on GPT-5.4's unified architecture with enhanced reasoning capabilities for complex, high-stakes tasks. It features a 1M+ token context window (922K input, 128K...
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...
Stronger Opus tier for advanced software work and high-stakes reasoning
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...
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-5.6 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...
Open flagship GLM for long-horizon coding agents and million-token context work
| Model | Creator | Score | Inputs | Context | Input | Output | Released | Compare |
|---|---|---|---|---|---|---|---|---|
| OpenAI: GPT-6 Astraopenai/gpt-6-astra | 96.0 | 1.05M | $10 | $50 | 2026-09-04 | |||
| OpenAI: GPT-5.6 Solopenai/gpt-5.6-sol | 94.6 | 1.05M | $2 | $10 | 2026-07-09 | |||
| OpenAI: GPT-5.4 Proopenai/gpt-5.4-pro | 94.4 | 1.05M | $30 | $180 | 2026-03-05 | |||
| Google: Gemini 3.1 Pro Previewgoogle/gemini-3.1-pro-preview | 94.3 | 1.04858M | $2 | $12 | 2026-02-19 | |||
| Claude Opus 4.7anthropic/claude-opus-4-7 | 94.2 | 1M | $5 | $25 | 2026-04-16 | |||
| OpenAI: GPT-5.5openai/gpt-5.5 | 93.6 | 1.05M | $5 | $30 | 2026-04-23 | |||
| OpenAI: GPT-5.6 Terraopenai/gpt-5.6-terra | 92.9 | 1.05M | $2 | $12 | 2026-07-09 | |||
| OpenAI: GPT-5.4openai/gpt-5.4 | 92.8 | 1.05M | $2.5 | $15 | 2026-03-05 | |||
| OpenAI: GPT-5.6 Lunaopenai/gpt-5.6-luna | 92.3 | 1.05M | $0.2 | $1.2 | 2026-07-09 | |||
| GLM-5.2zhipuai/glm-5.2 | 91.2 | 1M | $1.4 | $4.4 | 2026-06-13 |