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
OpenAI model for complex coding and agentic workflows
Frontier GPT-5.6 model for complex professional work, coding, and agentic workflows
Stronger MiMo Pro tier for multimodal reasoning and coding-agent execution
Multimodal Kimi model with 1M context and toggleable max-effort thinking for long-horizon agent work
Balanced GPT-5.6 model for capable, cost-efficient everyday work
Agent-ready GPT for coding and computer-use workflows at a lower cost
Default frontier GPT for coding, computer use, research, and knowledge work
Everyday Claude agent model for coding, planning, browsing, and general work
Cost-efficient GPT-5.6 model for fast, high-volume workloads
Fast Gemini model balancing multimodal reasoning, tool use, and cost
Coding-optimized GPT model for repository edits, reviews, and agentic software work
Open MoE flagship with million-token context for coding and long agent runs
Reliable GPT generation for broad coding, writing, and tool-assisted product work
Reasoning-first Gemini preview for agentic coding and complex problem solving
Code-specialist GPT for repository edits, reviews, and long-running software agents
Multimodal Kimi workhorse for agent loops, coding tasks, and visual context
New Gemini flash lane bringing frontier-style multimodal reasoning to cheaper runs
Stronger MiMo Pro tier for multimodal reasoning and coding-agent execution
Coding-focused Kimi model, stronger on long-horizon repo work with less overthinking
Tencent Hy reasoning model for coding, instruction following, and agent tasks
DeepSeek V4.1 Flash model for reasoning and agentic coding
Sharper GPT-5 generation for coding, product work, and tool-assisted tasks
Fast DeepSeek V4 lane for economical reasoning, coding, and long-context work
Strong small GPT for coding subagents, quick tool use, and high-volume work
Codex GPT for repository edits, code review, and practical software agents
Earlier Kimi frontier model for long-context agents, coding, and multimodal work
Original GPT-5 workhorse for reasoning, coding, writing, and tool workflows
Thinking Kimi model for slower research passes, planning, and hard technical questions
Open MiMo model for multimodal coding agents and long-context automation
Cheapest GPT-5.4 lane for simple routing, extraction, and bulk automation
Coding-optimized GPT model for repository edits, reviews, and agentic software work
Newer StepFun flash model for faster agents, coding, and multimodal prompts
StepFun flash lane for quick multimodal reasoning and coding assistance
Google's proven reasoning model for coding, math, and multimodal analysis
Low-latency Gemini model for high-volume multimodal and agent workloads
Fast Gemini workhorse for multimodal apps where latency and price matter
September 2025 Kimi K2 instruction update with a 256K context and improved agentic coding
Lean Gemini 2.5 lane for cheap multimodal traffic and quick agents
| Model | Creator | Score | Inputs | Context | Input | Output | Released | Compare |
|---|---|---|---|---|---|---|---|---|
| GPT-6 Astraopenai/gpt-6-astra | 52.7 | 1.05M | $10 | $50 | 2026-09-04 | |||
| Claude Fable 5anthropic/claude-fable-5 | 49.6 | 1M | $10 | $50 | 2026-06-09 | |||
| GPT-6 Solopenai/gpt-6-sol | 47.6 | 1.05M | $2 | $10 | 2026-09-22 | |||
| GPT-5.6 Solopenai/gpt-5.6-sol | 47.0 | 1.05M | $4 | $20 | 2026-07-09 | |||
| MiMo-V2.6-Proxiaomi/mimo-v2.6-pro | 46.3 | 1.04858M | $0.435 | $0.87 | 2026-09-22 | |||
| Kimi K3moonshotai/kimi-k3 | 43.6 | 1.04858M | $3 | $15 | 2026-07-16 | |||
| GPT-5.6 Terraopenai/gpt-5.6-terra | 42.1 | 1.05M | $2 | $12 | 2026-07-09 | |||
| GPT-5.4openai/gpt-5.4 | 39.0 | 1.05M | $2.5 | $15 | 2026-03-05 | |||
| GPT-5.5openai/gpt-5.5 | 38.4 | 1.05M | $5 | $30 | 2026-04-23 | |||
| Claude Sonnet 5anthropic/claude-sonnet-5 | 38.2 | 1M | $2 | $10 | 2026-06-30 | |||
| GPT-5.6 Lunaopenai/gpt-5.6-luna | 37.3 | 1.05M | $0.2 | $1.2 | 2026-07-09 | |||
| Gemini 3.5 Flashgoogle/gemini-3.5-flash | 33.6 | 1.04858M | $1.5 | $9 | 2026-05-19 | |||
| GPT-5.3 Codexopenai/gpt-5.3-codex | 32.5 | 400K | $1.75 | $14 | 2026-02-05 | |||
| DeepSeek V4 Prodeepseek/deepseek-v4-pro | 30.4 | 1M | $0.66 | $1.98 | 2026-04-24 | |||
| GPT-5.2openai/gpt-5.2 | 30.4 | 400K | $1.75 | $14 | 2025-12-11 | |||
| Gemini 3.1 Pro Previewgoogle/gemini-3.1-pro-preview | 29.7 | 1.04858M | $2 | $12 | 2026-02-19 | |||
| GPT-5.2 Codexopenai/gpt-5.2-codex | 28.5 | 400K | $0.14 | $1.14 | 2025-12-11 | |||
| Kimi K2.6moonshotai/kimi-k2.6 | 27.0 | 262.144K | $0.95 | $4 | 2026-04-20 | |||
| Gemini 3 Flash Previewgoogle/gemini-3-flash-preview | 26.3 | 1.04858M | $0.5 | $3 | 2025-12-17 | |||
| MiMo-V2.5-Proxiaomi/mimo-v2.5-pro | 26.0 | 1.04858M | $0.435 | $0.87 | 2026-04-22 | |||
| Kimi K2.7 Codemoonshotai/kimi-k2.7-code | 25.8 | 262.144K | $0.95 | $4 | 2026-06-12 | |||
| Hy3 previewtencent/hy3-preview | 25.3 | 256K | $0.18 | $0.6 | 2026-04-20 | |||
| DeepSeek V4.1 Flashdeepseek/deepseek-v4.1-flash | 24.7 | 1M | $0.02 | $1 | 2026-09-10 | |||
| GPT-5.1openai/gpt-5.1 | 24.7 | 400K | $1.25 | $10 | 2025-11-13 | |||
| DeepSeek V4 Flashdeepseek/deepseek-v4-flash | 24.4 | 1M | $0.15 | $0.6 | 2026-04-24 | |||
| GPT-5.4 miniopenai/gpt-5.4-mini | 24.1 | 400K | $0.75 | $4.5 | 2026-03-17 | |||
| GPT-5.1 Codexopenai/gpt-5.1-codex | 23.7 | 400K | $1.07 | $8.5 | 2025-11-13 | |||
| Kimi K2.5moonshotai/kimi-k2.5 | 23.5 | 262.144K | $0.375 | $2 | 2026-01-27 | |||
| GPT-5openai/gpt-5 | 23.0 | 400K | $1.25 | $10 | 2025-08-07 | |||
| Kimi K2 Thinkingmoonshotai/kimi-k2-thinking | 22.0 | 262.144K | $0.4 | $2.5 | 2025-11-06 | |||
| MiMo-V2.5xiaomi/mimo-v2.5 | 21.8 | 1.04858M | $0.14 | $0.28 | 2026-04-22 | |||
| GPT-5.4 nanoopenai/gpt-5.4-nano | 20.7 | 400K | $0.2 | $1.25 | 2026-03-17 | |||
| GPT-5.1 Codex miniopenai/gpt-5.1-codex-mini | 20.4 | 400K | $0.22 | $1.8 | 2025-11-13 | |||
| Step 3.7 Flashstepfun/step-3.7-flash | 19.5 | 256K | $0.202 | $1.211 | 2026-05-29 | |||
| Step 3.5 Flashstepfun/step-3.5-flash | 17.0 | 256K | $0.105 | $0.314 | 2026-01-29 | |||
| Gemini 2.5 Progoogle/gemini-2.5-pro | 16.1 | 1.04858M | $1.25 | $10 | 2025-06-17 | |||
| Gemini 3.1 Flash Lite Previewgoogle/gemini-3.1-flash-lite-preview | 15.6 | 1.04858M | $0.25 | $1.5 | 2026-03-03 | |||
| Gemini 2.5 Flashgoogle/gemini-2.5-flash | 15.5 | 1.04858M | $0.3 | $2.5 | 2025-06-17 | |||
| Kimi K2 Instruct 0905moonshotai/kimi-k2-0905 | 15.3 | 262.144K | $0.6 | $2.5 | 2025-09-05 | |||
| Gemini 2.5 Flash-Litegoogle/gemini-2.5-flash-lite | 10.4 | 1.04858M | $0.1 | $0.4 | 2025-06-17 |