Reasoning Tools Open weights

StepFun flash lane for quick multimodal reasoning and coding assistance

stepfun/step-3.5-flash 2026-01-29 256K context $0.105/M input $0.314/M output
15 providers
Reasoning Tools JSON Open weights

Earlier Kimi frontier model for long-context agents, coding, and multimodal work

moonshotai/kimi-k2.5 2026-01-27 262.144K context $0.375/M input $2/M output
47 providers
Reasoning Tools JSON

New Gemini flash lane bringing frontier-style multimodal reasoning to cheaper runs

google/gemini-3-flash-preview 2025-12-17 1.04858M context $0.5/M input $3/M output
28 providers
Open weights

MiMo flash model for fast multimodal assistance and agent workflows

xiaomi/mimo-v2-flash 2025-12-16 262.144K context Input not listed Output not listed
7 providers
Reasoning Tools JSON

Code-specialist GPT for repository edits, reviews, and long-running software agents

openai/gpt-5.2-codex 2025-12-11 400K context $0.14/M input $1.14/M output
23 providers
Reasoning Tools JSON

Higher-accuracy GPT-5.2 variant for tougher reasoning and review workflows

openai/gpt-5.2-pro 2025-12-11 400K context $21/M input $168/M output
15 providers
Reasoning Tools JSON

Reliable GPT generation for broad coding, writing, and tool-assisted product work

openai/gpt-5.2 2025-12-11 400K context $1.75/M input $14/M output
36 providers
Reasoning Tools JSON Open weights

Hybrid-reasoning DeepSeek model with thinking and non-thinking modes, sparse attention, and tool-use

deepseek/deepseek-v3.2 2025-12-01 128K context $0.209/M input $0.31/M output
28 providers
Tools JSON Open weights

DeepSeek chat model for instruction following, coding, and analysis

deepseek/deepseek-chat 2025-12-01 1M context $0.15/M input $0.6/M output
8 providers
Reasoning Tools JSON

Flagship Claude model for deep reasoning, coding, and long-horizon agents

anthropic/claude-opus-4-5-20251101 2025-11-24 200K context $5/M input $25/M output
19 providers
Reasoning Tools JSON

Sharper GPT-5 generation for coding, product work, and tool-assisted tasks

openai/gpt-5.1 2025-11-13 400K context $1.25/M input $10/M output
30 providers
Reasoning Tools JSON

Codex GPT for repository edits, code review, and practical software agents

openai/gpt-5.1-codex 2025-11-13 400K context $1.07/M input $8.5/M output
19 providers
Reasoning Tools JSON

Coding-optimized GPT model for repository edits, reviews, and agentic software work

openai/gpt-5.1-codex-mini 2025-11-13 400K context $0.22/M input $1.8/M output
15 providers
Tools JSON

Chat-tuned GPT-5.1 for polished assistants, writing, and product conversations

openai/gpt-5.1-chat-latest 2025-11-13 128K context $1.25/M input $10/M output
8 providers
Reasoning Tools JSON Open weights

Thinking Kimi model for slower research passes, planning, and hard technical questions

moonshotai/kimi-k2-thinking 2025-11-06 262.144K context $0.4/M input $2.5/M output
23 providers
Open weights

Kimi reasoning model for long-horizon research, planning, and tool use

moonshotai/kimi-k2-thinking-turbo 2025-11-06 262.144K context Input not listed Output not listed
3 providers
Reasoning Tools JSON

Fast Claude model for responsive assistance, classification, and lightweight agents

anthropic/claude-haiku-4-5-20251001 2025-10-15 200K context $1/M input $5/M output
23 providers
Reasoning Tools JSON

Balanced Claude model for coding, analysis, agent workflows, and cost control

anthropic/claude-sonnet-4-5-20250929 2025-09-29 200K context $3/M input $15/M output
20 providers
Reasoning Tools

Coding-optimized GPT model for repository edits, reviews, and agentic software work

openai/gpt-5-codex 2025-09-15 400K context $1.1/M input $9/M output
13 providers
Tools JSON Open weights

September 2025 Kimi K2 instruction update with a 256K context and improved agentic coding

moonshotai/kimi-k2-0905 2025-09-05 262.144K context $0.6/M input $2.5/M output
8 providers
Reasoning Tools JSON

Original GPT-5 workhorse for reasoning, coding, writing, and tool workflows

openai/gpt-5 2025-08-07 400K context $1.25/M input $10/M output
34 providers
Reasoning Tools

Flagship Claude model for deep reasoning, coding, and long-horizon agents

anthropic/claude-opus-4-1-20250805 2025-08-05 200K context $15/M input $75/M output
14 providers
Reasoning Tools JSON

Lean Gemini 2.5 lane for cheap multimodal traffic and quick agents

google/gemini-2.5-flash-lite 2025-06-17 1.04858M context $0.1/M input $0.4/M output
19 providers
Reasoning Tools JSON

Fast Gemini workhorse for multimodal apps where latency and price matter

google/gemini-2.5-flash 2025-06-17 1.04858M context $0.3/M input $2.5/M output
32 providers
Reasoning Tools JSON

Google's proven reasoning model for coding, math, and multimodal analysis

google/gemini-2.5-pro 2025-06-17 1.04858M context $1.25/M input $10/M output
31 providers
Reasoning Tools

Flagship Claude model for deep reasoning, coding, and long-horizon agents

anthropic/claude-opus-4-20250514 2025-05-22 200K context $15/M input $75/M output
9 providers
Reasoning Tools

Balanced Claude model for coding, analysis, agent workflows, and cost control

anthropic/claude-sonnet-4-20250514 2025-05-22 200K context $3/M input $15/M output
13 providers