Reasoning Tools JSON Open weights

Open GPT reasoning model for self-hosted agents and controllable deployments

openai/gpt-oss-120b 2025-08-05 131.072K context $0.03/M input $0.17/M output
53 providers
Reasoning Tools Open weights

Hybrid-reasoning GLM release that made the 4.5 line broadly useful

zhipuai/glm-4.5 2025-07-28 131.072K context $0.6/M input $2.2/M output
14 providers
Reasoning Tools Open weights

Lighter GLM-4.5 variant for fast coding assistance and cheaper agents

zhipuai/glm-4.5-air 2025-07-28 131.072K context $0.2/M input $1.1/M output
11 providers
Reasoning Tools Open weights

Nemotron model for efficient reasoning, coding, and specialized AI agents

nvidia/llama-3.3-nemotron-super-49b-v1.5 2025-07-25 131.072K context $0.4/M input $0.4/M output
4 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
18 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
29 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
30 providers
Reasoning Tools

High-effort o3 tier for difficult technical reasoning and careful answers

openai/o3-pro 2025-06-10 200K context $20/M input $80/M output
8 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
11 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
8 providers

Reasoning model for deliberate analysis, multi-step problem solving, and tool use

writer/palmyra-x5 2025-04-28 1M context $0.6/M input $6/M output
4 providers
Open weights

Sparse MoE Qwen model with 3B active parameters for efficient chat and reasoning

alibaba/qwen3-30b-a3b 2025-04-28 131.072K context $0.08/M input $0.29/M output
8 providers
Reasoning

Deliberate o-series reasoner for hard math, coding, and multi-step analysis

openai/o3 2025-04-16 200K context $2/M input $8/M output
20 providers
Reasoning Tools JSON

Fast o-series model for compact reasoning, coding, and tool use

openai/o4-mini 2025-04-16 200K context $1.1/M input $4.4/M output
20 providers
Reasoning Tools JSON Open weights

Dense open Qwen model for self-hosted chat, reasoning, and coding

alibaba/qwen3-32b 2025-04 131.072K context $0.7/M input $2.8/M output
15 providers
Reasoning Tools Open weights

Large open Qwen MoE for multilingual reasoning, coding, and tool use

alibaba/qwen3-235b-a22b 2025-04 131.072K context $0.7/M input $2.8/M output
5 providers

O-series reasoning model for hard analysis, math, coding, and planning

openai/o1-pro 2025-03-19 200K context $150/M input $600/M output
7 providers
Reasoning Tools Open weights

Cohere command model for multilingual enterprise agents, tools, and chat

cohere/command-a-03-2025 2025-03-13 256K context $2.5/M input $10/M output
6 providers
Open weights

Largest open Gemma 3 instruction model for multilingual text generation and visual understanding

google/gemma-3-27b-it 2025-03-12 131.072K context $0.08/M input $0.16/M output
10 providers
Reasoning

Sonar search model for autonomous research and citation-backed long-form reports

perplexity/sonar-deep-research 2025-02-01 128K context $2/M input $8/M output
4 providers
Reasoning Tools Open weights

Classic open reasoning model for transparent math, coding, and deliberate problem solving

deepseek/deepseek-r1 2025-01-20 128K context $0.7/M input $2.5/M output
14 providers
Reasoning Tools JSON

Smaller o-series reasoner for economical coding, math, and planning tasks

openai/o3-mini 2024-12-20 200K context $1.1/M input $4.4/M output
19 providers
Tools Open weights

Popular open Llama workhorse for multilingual chat, coding, and self-hosting

meta/llama-3.3-70b-instruct 2024-12-06 128K context $0.1/M input $0.32/M output
25 providers
Reasoning

O-series reasoning model for hard analysis, math, coding, and planning

openai/o1 2024-12-05 200K context $15/M input $60/M output
16 providers
Tools JSON Open weights

Compact open Llama model for lightweight chat, drafting, and self-hosting

meta/llama-3.1-8b-instruct 2024-07-23 128K context $0.02/M input $0.04/M output
7 providers
Open weights

Efficient Mistral-NVIDIA open model for multilingual chat and local deployment

mistral/mistral-nemo 2024-07-01 128K context $0.15/M input $0.15/M output
11 providers
Reasoning Tools

Research model for long-horizon investigation, synthesis, and analytical reports

openai/o3-deep-research 2024-06-26 200K context $9/M input $36/M output
6 providers
Reasoning Tools

Research model for long-horizon investigation, synthesis, and analytical reports

openai/o4-mini-deep-research 2024-06-26 200K context $1.8/M input $7.2/M output
5 providers
Reasoning

Qwen instruction model for multilingual chat, reasoning, and tool use

alibaba/qwen-plus 2024-01-25 1M context $0.4/M input $1.2/M output
10 providers
JSON

Web-grounded Sonar for multi-step research questions that need cited reasoning

perplexity/sonar-reasoning-pro 2024-01-01 128K context $2/M input $8/M output
9 providers