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.
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
Multimodal Kimi model with 1M context and toggleable max-effort thinking for long-horizon agent work
Multimodal MoE reasoning model (975B total, 41B active) for text, image, and audio
Cost-efficient GPT-5.6 model for fast, high-volume workloads
Frontier GPT-5.6 model for complex professional work, coding, and agentic workflows
Balanced GPT-5.6 model for capable, cost-efficient everyday work
Everyday Claude agent model for coding, planning, browsing, and general work
Open flagship GLM for long-horizon coding agents and million-token context 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
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
Agent-ready GPT for coding and computer-use workflows at a lower cost
Low-latency Gemini model for high-volume multimodal and agent workloads
Qwen vision-language model for visual reasoning, documents, and agent tasks
Claude workhorse for coding agents, careful analysis, and production cost control
Coding-optimized GPT model for repository edits, reviews, and agentic software work
High-end Claude for difficult coding, planning, and slower expert reasoning
New Gemini flash lane bringing frontier-style multimodal reasoning to cheaper runs
Code-specialist GPT for repository edits, reviews, and long-running software agents
Reliable GPT generation for broad coding, writing, and tool-assisted product work
Preview Gemini flagship for complex reasoning, coding, and rich multimodal prompts
Sharper GPT-5 generation for coding, product work, and tool-assisted tasks
Coding-optimized GPT model for repository edits, reviews, and agentic software work
Fast Claude lane for lightweight agents, office tasks, and responsive chat
Balanced Claude model for coding, analysis, agent workflows, and cost control
Tiny GPT-5 lane for routing, extraction, classification, and bulk jobs
Original GPT-5 workhorse for reasoning, coding, writing, and tool workflows
Small GPT-5 for responsive agents, coding help, and everyday automation
Open GPT reasoning model for self-hosted agents and controllable deployments
Open GPT reasoning model for self-hosted agents and controllable deployments
Fast Gemini workhorse for multimodal apps where latency and price matter
Google's proven reasoning model for coding, math, and multimodal analysis
Popular open Llama workhorse for multilingual chat, coding, and self-hosting
| Model | Creator | Inputs | Context | Input | Output | Released | Compare |
|---|---|---|---|---|---|---|---|
| GPT-6 Astraopenai/gpt-6-astra | 1.05M | $10 | $50 | 2026-09-04 | |||
| 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 | |||
| Kimi K3moonshotai/kimi-k3 | 1.04858M | $3 | $15 | 2026-07-16 | |||
| Inklingthinkingmachines/inkling | 1.04858M | $1.87 | $4.68 | 2026-07-15 | |||
| GPT-5.6 Lunaopenai/gpt-5.6-luna | 1.05M | $0.2 | $1.2 | 2026-07-09 | |||
| GPT-5.6 Solopenai/gpt-5.6-sol | 1.05M | $4 | $20 | 2026-07-09 | |||
| GPT-5.6 Terraopenai/gpt-5.6-terra | 1.05M | $2 | $12 | 2026-07-09 | |||
| Claude Sonnet 5anthropic/claude-sonnet-5 | 1M | $2 | $10 | 2026-06-30 | |||
| GLM-5.2zhipuai/glm-5.2 | 1M | $1.4 | $4.4 | 2026-06-13 | |||
| 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 miniopenai/gpt-5.4-mini | 400K | $0.75 | $4.5 | 2026-03-17 | |||
| GPT-5.4 nanoopenai/gpt-5.4-nano | 400K | $0.2 | $1.25 | 2026-03-17 | |||
| GPT-5.4openai/gpt-5.4 | 1.05M | $2.5 | $15 | 2026-03-05 | |||
| Gemini 3.1 Flash Lite Previewgoogle/gemini-3.1-flash-lite-preview | 1.04858M | $0.25 | $1.5 | 2026-03-03 | |||
| Qwen3.5 122B-A10Balibaba/qwen3.5-122b-a10b | 262.144K | $0.4 | $3.2 | 2026-02-23 | |||
| Claude Sonnet 4.6anthropic/claude-sonnet-4-6 | 1M | $3 | $15 | 2026-02-17 | |||
| GPT-5.3 Codexopenai/gpt-5.3-codex | 400K | $1.75 | $14 | 2026-02-05 | |||
| Claude Opus 4.6anthropic/claude-opus-4-6 | 1M | $5 | $25 | 2026-02-05 | |||
| Gemini 3 Flash Previewgoogle/gemini-3-flash-preview | 1.04858M | $0.5 | $3 | 2025-12-17 | |||
| GPT-5.2 Codexopenai/gpt-5.2-codex | 400K | $0.14 | $1.14 | 2025-12-11 | |||
| GPT-5.2openai/gpt-5.2 | 400K | $1.75 | $14 | 2025-12-11 | |||
| Gemini 3 Pro Previewgoogle/gemini-3-pro-preview | 1.04858M | $0.57 | $3.43 | 2025-11-18 | |||
| GPT-5.1openai/gpt-5.1 | 400K | $1.25 | $10 | 2025-11-13 | |||
| GPT-5.1 Codex miniopenai/gpt-5.1-codex-mini | 400K | $0.22 | $1.8 | 2025-11-13 | |||
| Claude Haiku 4.5 (latest)anthropic/claude-haiku-4-5 | 200K | $1 | $5 | 2025-10-15 | |||
| Claude Sonnet 4.5 (latest)anthropic/claude-sonnet-4-5 | 200K | $3 | $15 | 2025-09-29 | |||
| GPT-5 Nanoopenai/gpt-5-nano | 400K | $0.05 | $0.4 | 2025-08-07 | |||
| GPT-5openai/gpt-5 | 400K | $1.25 | $10 | 2025-08-07 | |||
| GPT-5 Miniopenai/gpt-5-mini | 400K | $0.25 | $2 | 2025-08-07 | |||
| GPT OSS 20Bopenai/gpt-oss-20b | 131.072K | $0.02 | $0.1 | 2025-08-05 | |||
| GPT OSS 120Bopenai/gpt-oss-120b | 131.072K | $0.03 | $0.17 | 2025-08-05 | |||
| Gemini 2.5 Flashgoogle/gemini-2.5-flash | 1.04858M | $0.3 | $2.5 | 2025-06-17 | |||
| Gemini 2.5 Progoogle/gemini-2.5-pro | 1.04858M | $1.25 | $10 | 2025-06-17 | |||
| Llama-3.3-70B-Instructmeta/llama-3.3-70b-instruct | 128K | $0.1 | $0.32 | 2024-12-06 |