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.
Muse Spark 1.3 is a multimodal reasoning model from Meta for long-running agentic, multi-agent, and coding workflows. It improves long-horizon agent collaboration, instruction following, and coding efficiency relative to Muse Spark 1.2.
Google's most intelligent Flash model, engineered for long-horizon software engineering, autonomous agents, and complex enterprise workflows
Claude model for demanding reasoning and long-horizon agentic work
Experimental multimodal DeepSeek V4 Flash model for image understanding, coding, and agentic work
High-efficiency Gemini model for agentic workflows, coding, and multimodal reasoning
Muse Spark 1.2 is a coding-focused update to Muse Spark 1.1 with improvements in code generation, complex debugging, codebase understanding, and end-to-end developer workflows.
Strongest Claude Opus model for coding, agents, and professional work
Fast Gemini model balancing multimodal reasoning, tool use, and cost
Fast Gemini model balancing multimodal reasoning, tool use, and cost
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
Everyday Claude agent model for coding, planning, browsing, and general work
Claude model for creative writing, analysis, and controlled agent workflows
Top Claude Opus tier for the hardest reasoning, coding, and long-horizon agents
Fast Gemini model balancing multimodal reasoning, tool use, and cost
Highest-accuracy GPT-5.5 tier for slower, precision-heavy reasoning and coding
Default frontier GPT for coding, computer use, research, and knowledge work
Stronger Opus tier for advanced software work and high-stakes reasoning
More exact GPT-5.4 tier for demanding professional reasoning and agent tasks
Agent-ready GPT for coding and computer-use workflows at a lower cost
Reasoning-first Gemini preview for agentic coding and complex problem solving
Claude workhorse for coding agents, careful analysis, and production cost control
High-end Claude for difficult coding, planning, and slower expert reasoning
| Model | Creator | Inputs | Context | Input | Output | Released | Compare |
|---|---|---|---|---|---|---|---|
| GPT-6 Astraopenai/gpt-6-astra | 1.05M | $10 | $50 | 2026-09-04 | |||
| Muse Spark 1.3meta/muse-spark-1.3 | 1.04858M | $1.25 | $4.25 | 2026-09-02 | |||
| Gemini 3.8 Flashgoogle/gemini-3.8-flash | 1.04858M | $0.75 | $3.75 | 2026-09-02 | |||
| Claude Fable 5.1anthropic/claude-fable-5-1 | 1M | $10 | $50 | 2026-09-01 | |||
| DeepSeek V4 Flash Vision Expdeepseek/deepseek-v4-flash-vision-exp | 1M | $0.15 | $0.6 | 2026-08-21 | |||
| Gemini 3.7 Flashgoogle/gemini-3.7-flash | 1.04858M | $0.75 | $3.75 | 2026-08-13 | |||
| Muse Spark 1.2meta/muse-spark-1.2 | 1.04858M | $1.25 | $4.25 | 2026-08-05 | |||
| Claude Opus 5anthropic/claude-opus-5 | 1M | $5 | $25 | 2026-07-24 | |||
| Gemini 3.5 Flash Litegoogle/gemini-3.5-flash-lite | 1.04858M | $0.3 | $2.5 | 2026-07-21 | |||
| Gemini 3.6 Flashgoogle/gemini-3.6-flash | 1.04858M | $0.75 | $3.75 | 2026-07-21 | |||
| 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 | |||
| Claude Sonnet 5anthropic/claude-sonnet-5 | 1M | $2 | $10 | 2026-06-30 | |||
| Claude Fable 5anthropic/claude-fable-5 | 1M | $10 | $50 | 2026-06-09 | |||
| Claude Opus 4.8anthropic/claude-opus-4-8 | 1M | $5 | $25 | 2026-05-28 | |||
| Gemini 3.5 Flashgoogle/gemini-3.5-flash | 1.04858M | $1.5 | $9 | 2026-05-19 | |||
| 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 | |||
| Claude Opus 4.7anthropic/claude-opus-4-7 | 1M | $5 | $25 | 2026-04-16 | |||
| GPT-5.4 Proopenai/gpt-5.4-pro | 1.05M | $30 | $180 | 2026-03-05 | |||
| GPT-5.4openai/gpt-5.4 | 1.05M | $2.5 | $15 | 2026-03-05 | |||
| Gemini 3.1 Pro Previewgoogle/gemini-3.1-pro-preview | 1.04858M | $2 | $12 | 2026-02-19 | |||
| Claude Sonnet 4.6anthropic/claude-sonnet-4-6 | 1M | $3 | $15 | 2026-02-17 | |||
| Claude Opus 4.6anthropic/claude-opus-4-6 | 1M | $5 | $25 | 2026-02-05 |