Near-Astra performance for complex coding, computer use, and professional work at a lower cost.
Models
Every model in the catalog with source-linked pricing, context limits, provider availability, and published benchmark results.
OpenAI's most efficient model for focused, high-volume tasks
OpenAI model for complex coding and agentic workflows
GPT-6 Astra is OpenAI's most capable model for complex reasoning, coding, computer use, research, and document creation.
Cost-efficient GPT-5.6 model for fast, high-volume workloads
Balanced GPT-5.6 model for capable, cost-efficient everyday 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
Default frontier GPT for coding, computer use, research, and knowledge work
Agent-ready GPT for coding and computer-use workflows at a lower cost
Coding-optimized GPT model for repository edits, reviews, and agentic software work
Code-specialist GPT for repository edits, reviews, and long-running software agents
Deliberate o-series reasoner for hard math, coding, and multi-step analysis
| Model | Creator | Inputs | Context | Input | Output | Released | Compare |
|---|---|---|---|---|---|---|---|
| GPT-6.1 Solopenai/gpt-6.1-sol | 1.05M | $2 | $10 | 2026-09-29 | |||
| GPT-6 Lunaopenai/gpt-6-luna | 1.05M | $0.1 | $0.5 | 2026-09-22 | |||
| GPT-6 Solopenai/gpt-6-sol | 1.05M | $2 | $10 | 2026-09-22 | |||
| GPT-6 Astraopenai/gpt-6-astra | 1.05M | $10 | $50 | 2026-09-04 | |||
| GPT-5.6 Lunaopenai/gpt-5.6-luna | 1.05M | $0.2 | $1.2 | 2026-07-09 | |||
| GPT-5.6 Terraopenai/gpt-5.6-terra | 1.05M | $2 | $12 | 2026-07-09 | |||
| GPT-5.6 Solopenai/gpt-5.6-sol | 1.05M | $4 | $20 | 2026-07-09 | |||
| GPT-5.5 Proopenai/gpt-5.5-pro | 1.05M | $30 | $180 | 2026-04-23 | |||
| GPT-5.5openai/gpt-5.5 | 1.05M | $5 | $30 | 2026-04-23 | |||
| GPT-5.4openai/gpt-5.4 | 1.05M | $2.5 | $15 | 2026-03-05 | |||
| GPT-5.3 Codexopenai/gpt-5.3-codex | 400K | $1.75 | $14 | 2026-02-05 | |||
| GPT-5.2 Codexopenai/gpt-5.2-codex | 400K | $0.14 | $1.14 | 2025-12-11 | |||
| o3openai/o3 | 200K | $2 | $8 | 2025-04-16 |