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.
Frontier GPT-5.6 model for complex professional work, coding, and agentic workflows
Agent-ready GPT for coding and computer-use workflows at a lower cost
Balanced GPT-5.6 model for capable, cost-efficient everyday work
Cost-efficient GPT-5.6 model for fast, high-volume workloads
Default frontier GPT for coding, computer use, research, and knowledge work
Original GPT-5 workhorse for reasoning, coding, writing, and tool workflows
Sharper GPT-5 generation for coding, product work, and tool-assisted tasks
Strong small GPT for coding subagents, quick tool use, and high-volume work
Cheapest GPT-5.4 lane for simple routing, extraction, and bulk automation
Small GPT-5 for responsive agents, coding help, and everyday automation
Affordable GPT-4.1 lane for fast coding help and structured extraction
Small omni GPT for cheap multimodal assistance and production-scale traffic
| Model | Creator | Score | Inputs | Context | Input | Output | Released | Compare |
|---|---|---|---|---|---|---|---|---|
| GPT-6 Astraopenai/gpt-6-astra | 51.5 | 1.05M | $10 | $50 | 2026-09-04 | |||
| GPT-5.6 Solopenai/gpt-5.6-sol | 50.5 | 1.05M | $4 | $20 | 2026-07-09 | |||
| GPT-5.4openai/gpt-5.4 | 44.2 | 1.05M | $2.5 | $15 | 2026-03-05 | |||
| GPT-5.6 Terraopenai/gpt-5.6-terra | 43.7 | 1.05M | $2 | $12 | 2026-07-09 | |||
| GPT-5.6 Lunaopenai/gpt-5.6-luna | 42.7 | 1.05M | $0.2 | $1.2 | 2026-07-09 | |||
| GPT-5.5openai/gpt-5.5 | 37.3 | 1.05M | $5 | $30 | 2026-04-23 | |||
| GPT-5openai/gpt-5 | 26.5 | 400K | $1.25 | $10 | 2025-08-07 | |||
| GPT-5.1openai/gpt-5.1 | 21.6 | 400K | $1.25 | $10 | 2025-11-13 | |||
| GPT-5.4 miniopenai/gpt-5.4-mini | 19.7 | 400K | $0.75 | $4.5 | 2026-03-17 | |||
| GPT-5.4 nanoopenai/gpt-5.4-nano | 17.7 | 400K | $0.2 | $1.25 | 2026-03-17 | |||
| GPT-5 Miniopenai/gpt-5-mini | 8.9 | 400K | $0.25 | $2 | 2025-08-07 | |||
| GPT-4.1 miniopenai/gpt-4.1-mini | 1.8 | 1.04758M | $0.4 | $1.6 | 2025-04-14 | |||
| GPT-4o miniopenai/gpt-4o-mini | 1.0 | 128K | $0.15 | $0.6 | 2024-07-18 |