Open AI Foundation Models Index

AI Foundation Models & LLM Specifications

Cataloged specifications and pricing snapshots per 1M tokens, prompt caching rates, and tool-calling support. Discover which models best power your MCP tools and agent loops.

610

Foundation Models

467

MCP Tool-Call Ready

350

Reasoning & Thinking

317

Open Weights (HuggingFace)

View all 232 providers →

Showing 145-180 of 610 models

Nex-N2-Pro
nex-agi/nex-n2-pro•Nex-agi
262.1K ctx

Open agentic MoE model (397B total, 17B active) for coding, tool use, and research workflows

262.1K out maxVision
In: $0.50 • Out: $2.50
Nex-agi
MAI-Code-1-Flash
microsoft/mai-code-1-flash•Microsoft
256K ctx

Microsoft coding model built for fast, efficient assistance in everyday developer workflows

128K out maxSWE-Bench Pro: 51.2 resolve rate
In: $0.75 • Out: $4.50
Microsoft
Nemotron 3.5 Content Safety
nvidia/nemotron-3.5-content-safety•NVIDIA
128K ctx

Safety model for policy screening, moderation, and risk-aware routing workflows

8.2K out maxVision
In: $0.05 • Out: $0.15
NVIDIA
MiniMax-M3
minimax/MiniMax-M3•MiniMax
1M ctx

MiniMax multimodal model for long-context coding, perception, and agent planning

512K out maxVisionSWE-Bench Verified: 80.5 resolved
In: $0.30 • Out: $1.20
MiniMax
Grok Imagine Video 1.5
xai/grok-imagine-video-1.5•xAI
1K ctx

Video model for text-to-video, image-to-video, and reference-to-video generation with optional voice references

4.1K out maxVision
In: Free • Out: Free
xAI
Step 3.7 Flash
stepfun/step-3.7-flash•StepFun (China)
256K ctx

Newer StepFun flash model for faster agents, coding, and multimodal prompts

256K out maxVisionSWE-Bench Pro: 56.3 resolve rate
In: $0.20 • Out: $1.21
StepFun (China)
Claude Opus 4.8
anthropic/claude-opus-4-8•Anthropic
1M ctx

Top Claude Opus tier for the hardest reasoning, coding, and long-horizon agents

128K out maxVisionPDFSWE-Bench Pro: 69.2 resolve rate
In: $5.00 • Out: $25.00
Anthropic
Nano Banana 2
google/gemini-3.1-flash-image•Google
131.1K ctx

Image model for prompt-driven generation, editing, and visual design workflows

32.8K out maxVisionPDF
In: $0.50 • Out: $60.00
Google
Nano Banana Pro
google/gemini-3-pro-image•Google
65.5K ctx

Nano Banana Pro for higher-fidelity image generation and design-heavy edits

32.8K out maxVision
In: $2.00 • Out: $120.00
Google
Qwen3.7 Max
alibaba/qwen3.7-max•Alibaba
1M ctx

Qwen frontier model tuned for agent frameworks, coding assistants, and long tasks

131.1K out maxSWE-Bench Verified: 80.4 resolved
In: $2.50 • Out: $7.50
Alibaba
Hy-MT2-1.8B
tencent/hy-mt2-1.8b•Tencent
8.2K ctx

Tencent Hy reasoning model for coding, instruction following, and agent tasks

4.1K out max
In: $0.06 • Out: $0.24
Tencent
Hy-MT2-30B-A3B
tencent/hy-mt2-30b-a3b•Tencent
8.2K ctx

Tencent Hy reasoning model for coding, instruction following, and agent tasks

4.1K out max
In: $0.10 • Out: $0.41
Tencent
Hy-MT2-7B
tencent/hy-mt2-7b•Tencent
8.2K ctx

Tencent Hy reasoning model for coding, instruction following, and agent tasks

4.1K out max
In: $0.10 • Out: $0.41
Tencent
Command A Plus
cohere/command-a-plus-05-2026•Cohere
128K ctx

Cohere's stronger command model for multilingual agents and enterprise workflows

64K out maxVision
In: $2.50 • Out: $10.00
Cohere
Gemini 3.5 Flash
google/gemini-3.5-flash•Google
1M ctx

Fast Gemini model balancing multimodal reasoning, tool use, and cost

65.5K out maxVisionPDFTerminal-Bench: 76.2 success rate
In: $1.50 • Out: $9.00
Google
MiniCPM5-1B
openbmb/minicpm5-1b•Openbmb
131.1K ctx

Dense 1B-class open-source model for on-device and resource-constrained use, with native long-context support, Think / No Think chat modes, and tool calling

131.1K out max
In: Free • Out: Free
Openbmb
Aion-3.0-Mini
aion-labs/aion-3.0-mini•Aion-labs
131.1K ctx

Efficient model for low-latency assistance, extraction, and routine automation

32.8K out max
In: $0.70 • Out: $1.40
Aion-labs
Perceptron Mk1
perceptron/perceptron-mk1•Perceptron
32.8K ctx

Multimodal reasoning model for visual analysis, planning, and tool use

8.2K out maxVision
In: $0.15 • Out: $1.50
Perceptron
Gemini 3.1 Flash Lite
google/gemini-3.1-flash-lite•Google
1M ctx

Low-latency Gemini model for high-volume multimodal and agent workloads

65.5K out maxVisionPDF
In: $0.25 • Out: $1.50
Google
GPT Realtime Whisper
openai/gpt-realtime-whisper•OpenAI
16K ctx

Streaming speech-to-text model for low-latency transcript deltas from live audio

2K out max
In: Free • Out: Free
OpenAI
CoBuddy
baidu/cobuddy•Baidu
131.1K ctx

Baidu Qianfan model optimized for code generation and tool-using coding agents

65.5K out max
In: $0.28 • Out: $1.13
Baidu
GPT-5.5 Instant
openai/gpt-5.5-instant•OpenAI
400K ctx

Compact GPT model for low-latency assistance and high-volume workloads

128K out maxVisionPDF
In: $5.00 • Out: $30.00
OpenAI
Aion-3.0
aion-labs/aion-3.0•Aion-labs
131.1K ctx

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

32.8K out max
In: $3.00 • Out: $6.00
Aion-labs
Mistral Medium 3.5
mistral/mistral-medium-3-5•Mistral
262.1K ctx

Mistral model for multilingual chat, reasoning, and tool-assisted workflows

209.7K out maxVisionPDF
In: $1.50 • Out: $7.50
Mistral
Mistral Medium (latest)
mistral/mistral-medium-latest•Mistral
262.1K ctx

Balanced Mistral model for enterprise assistants, multilingual work, and tools

262.1K out maxVisionSWE-Bench Verified: 77.6 resolved
In: $1.50 • Out: $7.50
Mistral
Mistral Medium 3.5
mistral/mistral-medium-2604•Mistral
262.1K ctx

Balanced Mistral model for enterprise assistants, multilingual work, and tools

262.1K out maxVisionSWE-Bench Verified: 77.6 resolved
In: $1.50 • Out: $7.50
Mistral
Laguna M.1
poolside/laguna-m.1•Poolside
262.1K ctx

Poolside's open-weight model for agentic coding and long-horizon work

32.8K out max
In: Free • Out: Free
Poolside
Laguna XS.2
poolside/laguna-xs.2•Poolside
262.1K ctx

Agentic coding model from Poolside in the XS size class for local deployment

32.8K out max
In: Free • Out: Free
Poolside
Nemotron 3 Nano Omni 30B A3B Reasoning
nvidia/nemotron-3-nano-omni-30b-a3b-reasoning•NVIDIA
256K ctx

Open Nemotron omni model combining reasoning with text, vision, and audio

65.5K out maxVision
In: $0.10 • Out: $0.25
NVIDIA
Qwen3.6 Flash
alibaba/qwen3.6-flash•Alibaba
1M ctx

Qwen vision-language model for visual reasoning, documents, and agent tasks

65.5K out maxVision
In: $0.25 • Out: $1.50
Alibaba
DeepSeek V4 Flash
deepseek/deepseek-v4-flash•DeepSeek
1M ctx

Fast DeepSeek V4 lane for economical reasoning, coding, and long-context work

384K out maxSWE-Bench Verified: 79 resolved
In: $0.15 • Out: $0.60
DeepSeek
DeepSeek V4 Pro
deepseek/deepseek-v4-pro•DeepSeek
1M ctx

Open MoE flagship with million-token context for coding and long agent runs

384K out maxSWE-Bench Verified: 80.6 resolved
In: $0.66 • Out: $1.98
DeepSeek
GPT-5.5
openai/gpt-5.5•OpenAI
1.1M ctx

Default frontier GPT for coding, computer use, research, and knowledge work

128K out maxVisionPDFSWE-Bench Pro: 58.6 resolve rate
In: $5.00 • Out: $30.00
OpenAI
GPT-5.5 Pro
openai/gpt-5.5-pro•OpenAI
1.1M ctx

Highest-accuracy GPT-5.5 tier for slower, precision-heavy reasoning and coding

128K out maxVisionPDFBrowseComp: 90.1 accuracy
In: $30.00 • Out: $180.00
OpenAI
DeepSeek V4 Flash 0423
deepseek/deepseek-v4-flash-0423•DeepSeek
1M ctx

Initial DeepSeek V4 Flash snapshot for economical reasoning, coding, and million-token agent workloads

384K out max
In: $0.14 • Out: $0.28
DeepSeek
DeepSeek V4 Pro 0423
deepseek/deepseek-v4-pro-0423•DeepSeek
1M ctx

DeepSeek V4 Pro initial snapshot with million-token context and support for thinking and non-thinking modes

384K out max
In: $1.32 • Out: $3.96
DeepSeek