GPT-6 Astra is OpenAI's most capable model for complex reasoning, coding, computer use, research, and document creation.
Models
Every model in the catalog with source-linked pricing, context limits, provider availability, and published benchmark results.
Multimodal Kimi model with 1M context and toggleable max-effort thinking for long-horizon agent work
Strongest Claude Opus model for coding, agents, and professional work
Frontier GPT-5.6 model for complex professional work, coding, and agentic workflows
Highest-accuracy GPT-5.5 tier for slower, precision-heavy reasoning and coding
Balanced GPT-5.6 model for capable, cost-efficient everyday work
Everyday Claude agent model for coding, planning, browsing, and general work
Default frontier GPT for coding, computer use, research, and knowledge work
Tencent Hy reasoning model for coding, instruction following, and agent tasks
MiniMax multimodal model for long-context coding, perception, and agent planning
Cost-efficient GPT-5.6 model for fast, high-volume workloads
Agent-ready GPT for coding and computer-use workflows at a lower cost
Meituan LongCat-2.0, a reasoning model with tool calling and a 1M-token context window
Newer StepFun flash model for faster agents, coding, and multimodal prompts
| Model | Creator | Score | Inputs | Context | Input | Output | Released | Compare |
|---|---|---|---|---|---|---|---|---|
| GPT-6 Astraopenai/gpt-6-astra | 91.5 | 1.05M | $10 | $50 | 2026-09-04 | |||
| Kimi K3moonshotai/kimi-k3 | 91.2 | 1.04858M | $3 | $15 | 2026-07-16 | |||
| Claude Opus 5anthropic/claude-opus-5 | 90.8 | 1M | $5 | $25 | 2026-07-24 | |||
| GPT-5.6 Solopenai/gpt-5.6-sol | 90.4 | 1.05M | $4 | $20 | 2026-07-09 | |||
| GPT-5.5 Proopenai/gpt-5.5-pro | 90.1 | 1.05M | $30 | $180 | 2026-04-23 | |||
| GPT-5.6 Terraopenai/gpt-5.6-terra | 87.5 | 1.05M | $2 | $12 | 2026-07-09 | |||
| Claude Sonnet 5anthropic/claude-sonnet-5 | 84.7 | 1M | $2 | $10 | 2026-06-30 | |||
| GPT-5.5openai/gpt-5.5 | 84.4 | 1.05M | $5 | $30 | 2026-04-23 | |||
| Hy3tencent/hy3 | 84.2 | 256K | $0.066 | $0.26 | 2026-07-06 | |||
| MiniMax-M3minimax/MiniMax-M3 | 83.5 | 1.04858M | $0.3 | $1.2 | 2026-06-01 | |||
| GPT-5.6 Lunaopenai/gpt-5.6-luna | 83.3 | 1.05M | $0.2 | $1.2 | 2026-07-09 | |||
| GPT-5.4openai/gpt-5.4 | 82.7 | 1.05M | $2.5 | $15 | 2026-03-05 | |||
| LongCat-2.0meituan/longcat-2.0 | 79.9 | 1M | $0.3 | $1.2 | 2026-06-30 | |||
| Step 3.7 Flashstepfun/step-3.7-flash | 75.8 | 256K | $0.202 | $1.211 | 2026-05-29 |