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 433-468 of 610 models

Jamba Large
ai21/jamba-large•AI21 Labs
256K ctx

AI21's hybrid SSM-Transformer long-context model for enterprise agents and grounded generation

4.1K out max
In: $2.00 • Out: $8.00
AI21 Labs
ERNIE 4.5 21B A3B
baidu/ernie-4.5-21b-a3b•Baidu
131.1K ctx

Open ERNIE text MoE with 21B total and 3B active parameters

8K out max
In: $0.07 • Out: $0.28
Baidu
ERNIE 4.5 300B A47B
baidu/ernie-4.5-300b-a47b•Baidu
131.1K ctx

Open ERNIE text MoE with 300B total and 47B active parameters

12K out max
In: $0.28 • Out: $1.10
Baidu
ERNIE 4.5 VL 424B A47B
baidu/ernie-4.5-vl-424b-a47b•Baidu
123K ctx

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

16K out maxVision
In: $0.42 • Out: $1.25
Baidu
o3-deep-research
openai/o3-deep-research•OpenAI
200K ctx

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

100K out maxVision
In: $9.00 • Out: $36.00
OpenAI
o4-mini-deep-research
openai/o4-mini-deep-research•OpenAI
200K ctx

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

100K out maxVision
In: $1.80 • Out: $7.20
OpenAI
Gemma 3n E2B IT
google/gemma-3n-e2b-it•Google
32.8K ctx

Efficient on-device Gemma 3n model for text, image, and audio understanding

32.8K out maxVision
In: Free • Out: Free
Google
Gemma 3n E4B IT
google/gemma-3n-e4b-it•Google
32.8K ctx

Efficient on-device Gemma 3n model for text, image, and audio understanding

32.8K out maxVision
In: Free • Out: Free
Google
Mistral Small 3.2 24B
mistral/mistral-small-3.2-24b-instruct•Mistral
256K ctx

Efficient Mistral model for fast chat, extraction, and production assistants

16.4K out maxVision
In: $0.10 • Out: $0.31
Mistral
Mistral Small 3.2
mistral/mistral-small-2506•Mistral
128K ctx

Efficient Mistral model for fast chat, extraction, and production assistants

16.4K out maxVision
In: $0.10 • Out: $0.30
Mistral
Gemini 2.5 Flash
google/gemini-2.5-flash•Google
1M ctx

Fast Gemini workhorse for multimodal apps where latency and price matter

65.5K out maxVisionPDFAider Polyglot: 55.1 percent correct
In: $0.30 • Out: $2.50
Google
Gemini 2.5 Flash-Lite
google/gemini-2.5-flash-lite•Google
1M ctx

Lean Gemini 2.5 lane for cheap multimodal traffic and quick agents

65.5K out maxVisionPDFArtificial Analysis Coding Index: 9.5 index
In: $0.10 • Out: $0.40
Google
Gemini 2.5 Flash-Lite Preview 06-17
google/gemini-2.5-flash-lite-preview-06-17•Google
1M ctx

First preview of Gemini 2.5 Flash-Lite, the low-cost, low-latency 2.5 model

65.5K out maxVisionPDF
In: $0.15 • Out: $0.60
Google
Gemini 2.5 Pro
google/gemini-2.5-pro•Google
1M ctx

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

65.5K out maxVisionPDFAider Polyglot: 83.1 percent correct
In: $1.25 • Out: $10.00
Google
MiniMax M1 80K
minimax/minimax-m1-80k•MiniMax
1M ctx

Open hybrid-attention MoE reasoning model with a million-token context and an 80K thinking budget

80K out max
In: $0.61 • Out: $2.42
MiniMax
Mistral Nemotron
nvidia/mistral-nemotron•NVIDIA
128K ctx

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

8.2K out max
In: Free • Out: Free
NVIDIA
o3-pro
openai/o3-pro•OpenAI
200K ctx

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

100K out maxVisionAider Polyglot: 84.9 percent correct
In: $20.00 • Out: $80.00
OpenAI
Magistral Small
mistral/magistral-small-2506•Mistral
131.1K ctx

Open Mistral reasoning model for transparent step-by-step problem solving

8.2K out max
In: $0.50 • Out: $1.50
Mistral
Gemini 2.5 Pro Preview 06-05
google/gemini-2.5-pro-preview•Google
1M ctx

Advanced Gemini model for complex reasoning, coding, and multimodal analysis

65.5K out maxVisionPDF
In: $2.50 • Out: $10.00
Google
Qwen3 Embedding 8B
alibaba/qwen3-embedding-8b•Alibaba
32.8K ctx

Multilingual text embedding model for retrieval, code search, classification, and clustering

4.1K out max
In: $0.11 • Out: Free
Alibaba
Qwen3 Reranker 8B
alibaba/qwen3-reranker-8b•Alibaba
32.8K ctx

Multilingual query-document reranking model supporting more than 100 languages

4.1K out max
In: $0.05 • Out: Free
Alibaba
DeepSeek R1 0528 Qwen3 8B
deepseek/deepseek-r1-0528-qwen3-8b•DeepSeek
131.1K ctx

DeepSeek R1 0528 distilled into Qwen3 8B for mathematics, coding, and reasoning

32K out max
In: $0.06 • Out: $0.09
DeepSeek
FLUX.1 Kontext [dev]
black-forest-labs/flux-1-kontext-dev•Black-forest-labs
128K ctx

Open-weight FLUX.1 Kontext model for instruction-based image editing

4.1K out maxVision
In: Free • Out: Free
Black-forest-labs
DeepSeek R1 0528
deepseek/deepseek-r1-0528•DeepSeek
163.8K ctx

May 2025 DeepSeek R1 update with improved mathematics, coding, and reasoning

32.8K out max
In: $0.50 • Out: $2.15
DeepSeek
Claude Opus 4
anthropic/claude-opus-4-20250514•Anthropic
200K ctx

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

32K out maxVisionPDFAider Polyglot: 72 percent correct
In: $15.00 • Out: $75.00
Anthropic
Claude Opus 4 (latest)
anthropic/claude-opus-4-0•Anthropic
200K ctx

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

32K out maxVisionPDFAider Polyglot: 72 percent correct
In: Free • Out: Free
Anthropic
Claude Sonnet 4
anthropic/claude-sonnet-4-20250514•Anthropic
200K ctx

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

64K out maxVisionPDFAider Polyglot: 61.3 percent correct
In: $3.00 • Out: $15.00
Anthropic
Claude Sonnet 4 (latest)
anthropic/claude-sonnet-4-0•Anthropic
200K ctx

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

64K out maxVisionPDFAider Polyglot: 61.3 percent correct
In: Free • Out: Free
Anthropic
Gemini 2.5 Flash Preview 05-20
google/gemini-2.5-flash-preview-05-20•Google
1M ctx

Preview snapshot of Gemini 2.5 Flash with controllable thinking budgets

65.5K out maxVisionPDF
In: $0.15 • Out: $3.50
Google
Solar Pro 2
upstage/solar-pro2•Upstage
65.5K ctx

Flagship model for demanding analysis, coding, and production agent workflows

8.2K out max
In: $0.25 • Out: $0.25
Upstage
Sarvam-M
sarvam/sarvam-m•Sarvam AI
32.8K ctx

Hybrid-reasoning multilingual model for Indian languages built on Mistral Small

32.8K out max
In: Free • Out: Free
Sarvam AI
Gemini Embedding 001
google/gemini-embedding-001•Google
2K ctx

Embedding model for semantic search, retrieval, clustering, and ranking pipelines

1 out max
In: $0.15 • Out: Free
Google
Mistral Medium 3
mistral/mistral-medium-2505•Mistral
131.1K ctx

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

131.1K out maxVisionArtificial Analysis Coding Index: 13.6 index
In: $0.40 • Out: $2.00
Mistral
Mistral Medium 3
mistral/mistral-medium-3•Mistral
131.1K ctx

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

104.9K out maxVisionPDF
In: $0.40 • Out: $2.00
Mistral
Nova Premier
amazon/nova-premier•Amazon Bedrock
1M ctx

Multimodal model for complex analysis, long-context understanding, tool use, and model distillation

10K out maxVisionPDF
In: $2.50 • Out: $12.50
Amazon Bedrock
Llama Guard 4 12B
meta/llama-guard-4-12b•Meta
163.8K ctx

Multimodal Llama 4-based safety classifier for moderating prompts and responses

163.8K out maxVision
In: $0.18 • Out: $0.18
Meta