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.
Claude model for creative writing, analysis, and controlled agent workflows
Frontier GPT-5.6 model for complex professional work, coding, and agentic workflows
Multimodal Kimi model with 1M context and toggleable max-effort thinking for long-horizon agent work
Agent-ready GPT for coding and computer-use workflows at a lower cost
Everyday Claude agent model for coding, planning, browsing, and general work
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
Fast DeepSeek V4 lane for economical reasoning, coding, and long-context work
Open MoE flagship with million-token context for coding and long agent runs
Fast Gemini model balancing multimodal reasoning, tool use, and cost
Tencent Hy reasoning model for coding, instruction following, and agent tasks
Earlier Kimi frontier model for long-context agents, coding, and multimodal work
Newer StepFun flash model for faster agents, coding, and multimodal prompts
Sharper GPT-5 generation for coding, product work, and tool-assisted tasks
Stronger MiMo Pro tier for multimodal reasoning and coding-agent execution
Coding-focused Kimi model, stronger on long-horizon repo work with less overthinking
Multimodal Kimi workhorse for agent loops, coding tasks, and visual context
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
Open MiMo model for multimodal coding agents and long-context automation
Reasoning-first Gemini preview for agentic coding and complex problem solving
Thinking Kimi model for slower research passes, planning, and hard technical questions
Google's proven reasoning model for coding, math, and multimodal analysis
Low-latency Gemini model for high-volume multimodal and agent workloads
| Model | Creator | Score | Inputs | Context | Input | Output | Released | Compare |
|---|---|---|---|---|---|---|---|---|
| GPT-6 Astraopenai/gpt-6-astra | 51.0 | 1.05M | $10 | $50 | 2026-09-04 | |||
| Claude Fable 5anthropic/claude-fable-5 | 50.7 | 1M | $10 | $50 | 2026-06-09 | |||
| GPT-5.6 Solopenai/gpt-5.6-sol | 50.2 | 1.05M | $4 | $20 | 2026-07-09 | |||
| Kimi K3moonshotai/kimi-k3 | 50.0 | 1.04858M | $3 | $15 | 2026-07-16 | |||
| GPT-5.4openai/gpt-5.4 | 44.2 | 1.05M | $2.5 | $15 | 2026-03-05 | |||
| Claude Sonnet 5anthropic/claude-sonnet-5 | 43.6 | 1M | $2 | $10 | 2026-06-30 | |||
| GPT-5.6 Terraopenai/gpt-5.6-terra | 43.2 | 1.05M | $2 | $12 | 2026-07-09 | |||
| GPT-5.6 Lunaopenai/gpt-5.6-luna | 42.1 | 1.05M | $0.2 | $1.2 | 2026-07-09 | |||
| GPT-5.5openai/gpt-5.5 | 36.4 | 1.05M | $5 | $30 | 2026-04-23 | |||
| GPT-5openai/gpt-5 | 26.5 | 400K | $1.25 | $10 | 2025-08-07 | |||
| DeepSeek V4 Flashdeepseek/deepseek-v4-flash | 26.3 | 1M | $0.15 | $0.6 | 2026-04-24 | |||
| DeepSeek V4 Prodeepseek/deepseek-v4-pro | 26.3 | 1M | $0.66 | $1.98 | 2026-04-24 | |||
| Gemini 3.5 Flashgoogle/gemini-3.5-flash | 26.0 | 1.04858M | $1.5 | $9 | 2026-05-19 | |||
| Hy3 previewtencent/hy3-preview | 24.1 | 256K | $0.18 | $0.6 | 2026-04-20 | |||
| Kimi K2.5moonshotai/kimi-k2.5 | 21.7 | 262.144K | $0.375 | $2 | 2026-01-27 | |||
| Step 3.7 Flashstepfun/step-3.7-flash | 21.7 | 256K | $0.202 | $1.211 | 2026-05-29 | |||
| GPT-5.1openai/gpt-5.1 | 21.6 | 400K | $1.25 | $10 | 2025-11-13 | |||
| MiMo-V2.5-Proxiaomi/mimo-v2.5-pro | 21.3 | 1.04858M | $0.435 | $0.87 | 2026-04-22 | |||
| Kimi K2.7 Codemoonshotai/kimi-k2.7-code | 21.0 | 262.144K | $0.95 | $4 | 2026-06-12 | |||
| Kimi K2.6moonshotai/kimi-k2.6 | 20.5 | 262.144K | $0.95 | $4 | 2026-04-20 | |||
| GPT-5.4 miniopenai/gpt-5.4-mini | 17.9 | 400K | $0.75 | $4.5 | 2026-03-17 | |||
| GPT-5.4 nanoopenai/gpt-5.4-nano | 16.0 | 400K | $0.2 | $1.25 | 2026-03-17 | |||
| MiMo-V2.5xiaomi/mimo-v2.5 | 15.8 | 1.04858M | $0.14 | $0.28 | 2026-04-22 | |||
| Gemini 3.1 Pro Previewgoogle/gemini-3.1-pro-preview | 8.2 | 1.04858M | $2 | $12 | 2026-02-19 | |||
| Kimi K2 Thinkingmoonshotai/kimi-k2-thinking | 1.8 | 262.144K | $0.4 | $2.5 | 2025-11-06 | |||
| Gemini 2.5 Progoogle/gemini-2.5-pro | 1.6 | 1.04858M | $1.25 | $10 | 2025-06-17 | |||
| Gemini 3.1 Flash Lite Previewgoogle/gemini-3.1-flash-lite-preview | 1.6 | 1.04858M | $0.25 | $1.5 | 2026-03-03 |