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 37-72 of 610 models

Claude Opus 5.5
anthropic/claude-opus-5-5•Anthropic
1M ctx

Claude model for long-running agentic coding and knowledge work

128K out maxVisionPDFTerminal-Bench: 66.4 score
In: $4.00 • Out: $20.00
Anthropic
Solar Mini 4
upstage/solar-mini4•Upstage
524.3K ctx

Upstage's compact, cost-efficient model for agentic use

131.1K out max
In: $0.10 • Out: $0.40
Upstage
MiMo-V2.6-Pro-UltraSpeed
xiaomi/mimo-v2.6-pro-ultraspeed•Xiaomi
1M ctx

MiMo pro model for strong multimodal reasoning and agent execution

131.1K out maxVision
In: $4.35 • Out: $8.70
Xiaomi
Viv Fast
vivgrid/viv-fast•Vivgrid
1M ctx

Fast coding model

256K out maxVision
In: $0.13 • Out: $0.40
Vivgrid
Grok 4.7
xai/grok-4.7•xAI
500K ctx

xAI's frontier model for long-running agents, coding, knowledge work, and visual projects

500K out maxVisionPDFCursorBench: 46.3 score
In: $2.00 • Out: $6.00
xAI
Qwen3.8 Omni Flash
alibaba/qwen3.8-omni-flash•Alibaba
1M ctx

Qwen omni model for text, vision, audio, and multimodal agent tasks

131.1K out maxVision
In: $0.15 • Out: $0.47
Alibaba
Pareto
unbiased/pareto•Unbiased
262.1K ctx

Blended multimodal model that runs multiple language models in parallel and returns a synthesized answer

131.1K out maxVision
In: $2.50 • Out: $7.50
Unbiased
Grok Voice Transcribe 2.0
xai/grok-voice-transcribe-2.0•xAI
128K ctx

Speech-to-text model with word-level timestamps, speaker diarization, multichannel audio, and streaming

4.1K out max
In: Free • Out: Free
xAI
Arrow 2 Telos
quiverai/arrow-2-telos•Quiverai
1.1M ctx

High-fidelity SVG generation model for complex vector work and long-context refinement

65.5K out maxVision
In: $6.00 • Out: $30.00
Quiverai
Step 5 Preview
stepfun/step-5-preview•StepFun (China)
1M ctx

StepFun's next-generation flagship base model for coding and professional knowledge work, with native text, image, and video input and a 1M-token context window

1M out maxVision
In: $1.05 • Out: $2.99
StepFun (China)
Arrow 2
quiverai/arrow-2•Quiverai
131.1K ctx

Fast SVG generation model for creation, vectorization, editing, and animation

65.5K out maxVision
In: $6.00 • Out: $30.00
Quiverai
Jev
typesafe/jev-latest•Typesafe
64K ctx

System One model for fast, typed probabilistic decisions over text or structured state

4.1K out max
In: $0.04 • Out: Free
Typesafe
Qwen-Image-2.1
alibaba/qwen-image-2.1•Alibaba
8.2K ctx

Unified text-to-image generation and image editing model with native RGBA transparency and reference-image editing

4.1K out maxVision
In: Free • Out: Free
Alibaba
Kimi K2.8 Preview
moonshotai/kimi-k2.8-preview•Moonshot AI
1M ctx

Kimi coding model with more efficient thinking and up to 1M context, available through Kimi Code

4.1K out maxVision
In: Free • Out: Free
Moonshot AI
Fugu Max
sakana/fugu-max•Sakana AI
1M ctx

Multi-agent model for routing expert agents across complex analytical tasks

128K out maxVisionPDF
In: $2.00 • Out: $6.00
Sakana AI
Fugu Ultra v2
sakana/fugu-ultra-v2•Sakana AI
1M ctx

Quality-first multi-agent model for hard research, analysis, and competitions

128K out maxVisionPDF
In: $5.00 • Out: $30.00
Sakana AI
DeepSeek V4.1 Flash
deepseek/deepseek-v4.1-flash•DeepSeek
1M ctx

DeepSeek V4.1 Flash model for reasoning and agentic coding

384K out maxVisionGPQA Diamond: 90.9 pass@1
In: $0.51 • Out: $1.53
DeepSeek
Ling 3.0 Flash VL
inclusionai/ling-3.0-flash-vl•Inclusionai
262.1K ctx

Native multimodal hybrid MoE model for image and video understanding, reasoning, and visual agents

32.8K out maxVision
In: $0.06 • Out: $0.18
Inclusionai
North Small Translate
cohere/north-small-translate-1-0•Cohere
16K ctx

Open-weight translation model for more than 50 languages and locale variants

16K out max
In: Free • Out: Free
Cohere
Mercury 2.5
inception/mercury-2.5•Inception
260K ctx

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

65.5K out max
In: $0.20 • Out: $0.75
Inception
GPT Image 2.5 Flare
openai/gpt-image-2.5-flare•OpenAI
128K ctx

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

4.1K out maxVision
In: $5.00 • Out: $30.00
OpenAI
GPT Image 2.5 Sunburst
openai/gpt-image-2.5-sunburst•OpenAI
128K ctx

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

4.1K out maxVision
In: $5.00 • Out: $30.00
OpenAI
MiniCPM5-2B
openbmb/minicpm5-2b•Openbmb
131.1K ctx

Dense 2B-class open-source model for on-device and resource-constrained use, with native long-context support, tool calling, and agentic tasks

131.1K out max
In: Free • Out: Free
Openbmb
GPT-6 Astra
openai/gpt-6-astra•OpenAI
1.1M ctx

GPT-6 Astra is OpenAI's most capable model for complex reasoning, coding, computer use, research, and document creation.

128K out maxVisionPDFAgents' Last Exam: 59.3 (unit not reported)
In: $10.00 • Out: $50.00
OpenAI
GPT-6 Astra (Fast)
openai/gpt-6-astra-fast•OpenAI
1.1M ctx

Fast variant of GPT-6 Astra for low-latency assistance and high-volume workloads.

128K out maxVisionPDF
In: $20.00 • Out: $100.00
OpenAI
Ling 3.0 Flash Sante
inclusionai/ling-3.0-flash-sante•Inclusionai
262.1K ctx

Health and medicine specialization of Ling 3.0 Flash for medical reasoning and evidence-based retrieval

32.8K out max
In: $0.07 • Out: $0.22
Inclusionai
Gemini 3.8 Flash
google/gemini-3.8-flash•Google
1M ctx

Google's most intelligent Flash model, engineered for long-horizon software engineering, autonomous agents, and complex enterprise workflows

65.5K out maxVisionPDFDeepSWE: 73.7 pass@1
In: $0.75 • Out: $3.75
Google
Muse Spark 1.3
meta/muse-spark-1.3•Meta
1M ctx

Muse Spark 1.3 is a multimodal reasoning model from Meta for long-running agentic, multi-agent, and coding workflows. It improves long-horizon agent collaboration, instruction following, and coding efficiency relative to Muse Spark 1.2.

131.1K out maxVisionPDFGDPval-AA: 1754 Elo
In: $1.25 • Out: $4.25
Meta
Qwen3.8 Max 0902
alibaba/qwen3.8-max-0902•Alibaba
1M ctx

2026-09-02 upgraded snapshot of Qwen3.8 Max with stronger coding, collaborative agents, and multimodal document understanding

131.1K out maxVisionPDF
In: $2.00 • Out: $6.00
Alibaba
Claude Fable 5.1
anthropic/claude-fable-5-1•Anthropic
1M ctx

Claude model for demanding reasoning and long-horizon agentic work

128K out maxVisionPDFTerminal-Bench-Science: 52.6 score
In: $10.00 • Out: $50.00
Anthropic
Hy4 preview
tencent/hy4-preview•Tencent
1M ctx

A next-generation productivity model with significantly enhanced Agent and complex task execution capabilities.

64K out max
In: $0.83 • Out: $2.50
Tencent
Gemini Omni 1.1 Flash
google/gemini-omni-1.1-flash•Google
1M ctx

Video generation and editing model for scene extension, frame interpolation, and reference-guided multimodal control

57.9K out maxVision
In: $1.52 • Out: $9.09
Google
Ling 3.0 Flash Fin
inclusionai/ling-3.0-flash-fin•Inclusionai
262.1K ctx

Finance-enhanced model for financial research, multi-step investment workflows, and long-horizon planning and execution

32.8K out maxFinFIRST: 52.85 score
In: $0.07 • Out: $0.22
Inclusionai
Qwen3.8 Flash Next
alibaba/qwen3.8-flash-next•Alibaba
262.1K ctx

Open-weight experimental preview of the Qwen4 architecture: hybrid-attention MoE (125B total, 6B active) with vision encoder for coding, agent tasks, and image and video understanding

131.1K out maxVisionDeepSWE: 58.7 score
In: $0.20 • Out: $0.50
Alibaba
GLM-5.3-Flash
zhipuai/glm-5.3-flash•Zhipu AI
1M ctx

Native multimodal GLM model for efficient coding and long-horizon agent tasks

131.1K out maxVisionPDFTerminal-Bench: 84.3 pass@1
In: $0.12 • Out: $0.42
Zhipu AI
Qwen3.8 Flash
alibaba/qwen3.8-flash•Alibaba
1M ctx

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

131.1K out maxVision
In: $0.15 • Out: $0.47
Alibaba