Model Providers

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Model Recommendations by Use Case

Choosing the right model depends on your specific requirements. Here’s a guide to help you select the best provider and model for your needs:

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Tool Calling & Function Use

Best for: Building agents and applications that need to call external tools or functions

• anthropic/claude-opus-4-5 - Excellent tool calling reliability with structured outputs
• anthropic/claude-sonnet-4-5-20250929 - Strong tool use with fast performance
• openai/gpt-5 - Native function calling support with structured responses
• openai/gpt-4o - Reliable tool calling for production applications
• deepseek/deepseek-chat - Advanced tool use with multi-step reasoning

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Coding & Development

Best for: Code generation, debugging, and technical implementations

• deepseek/deepseek-coder - Purpose-built for coding tasks
• openai/gpt-5-codex - Specialized for code generation and completion
• anthropic/claude-opus-4-5 - Strong code understanding and generation
• anthropic/claude-sonnet-4-5-20250929 - Excellent coding with faster responses
• xai/grok-code-fast-1 - Fast code-focused model

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Reasoning & Complex Problem Solving

Best for: Mathematical reasoning, logical analysis, and complex decision-making

• anthropic/claude-opus-4-5 - Advanced reasoning capabilities
• openai/o3 - Deep reasoning for complex problems
• openai/o1 - Strong multi-step reasoning
• deepseek/deepseek-reasoner - Specialized reasoning model
• xai/grok-4-fast-reasoning - Optimized for reasoning tasks

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Speed & Efficiency

Best for: High-throughput applications requiring fast responses

• anthropic/claude-haiku-4-5-20251001 - Fast performance at lower cost
• google/gemini-2.5-flash - Optimized for throughput and low latency
• openai/gpt-5-mini - Lightweight, fast model
• openai/gpt-5-nano - Ultra-fast for simple tasks
• xai/grok-4-fast-non-reasoning - Quick responses without extended reasoning

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Long Context Tasks

Best for: Processing large documents, codebases, or extended conversations

• google/gemini-2.5-pro - Up to 1M+ token context window
• google/gemini-2.0-flash - Large context with fast performance
• anthropic/claude-opus-4-5 - Extended context for complex analysis
• anthropic/claude-sonnet-4-5-20250929 - Strong long-context capabilities
• openai/gpt-4-32k - Extended 32K context window

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Vision & Multimodal

Best for: Image understanding, document analysis, and visual tasks

• openai/gpt-4o - Strong vision capabilities with chat
• anthropic/claude-opus-4-5 - Advanced multimodal understanding
• anthropic/claude-sonnet-4-5-20250929 - Multimodal with fast performance
• google/gemini-2.5-pro - Advanced vision and multimodal processing
• xai/grok-2-vision-1212 - Multimodal understanding

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Supported Models

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OpenAI

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Chat Models

• openai/gpt-5.1
• openai/gpt-5
• openai/gpt-5-mini
• openai/gpt-5-nano
• openai/gpt-5-chat-latest
• openai/gpt-5-codex
• openai/gpt-5-pro
• openai/gpt-4.1
• openai/gpt-4.1-mini
• openai/gpt-4.1-nano
• openai/gpt-4o
• openai/gpt-4o-2024-05-13
• openai/gpt-4o-mini
• openai/gpt-4o-search-preview
• openai/gpt-4o-mini-search-preview
• openai/chatgpt-4o-latest
• openai/gpt-4-turbo
• openai/gpt-4-turbo-2024-04-09
• openai/gpt-4
• openai/gpt-4-0125-preview
• openai/gpt-4-1106-preview
• openai/gpt-4-1106-vision-preview
• openai/gpt-4-0613
• openai/gpt-4-0314
• openai/gpt-4-32k
• openai/gpt-3.5-turbo
• openai/gpt-3.5-turbo-0125
• openai/gpt-3.5-turbo-1106
• openai/gpt-3.5-turbo-0613
• openai/gpt-3.5-0301
• openai/gpt-3.5-turbo-instruct
• openai/gpt-3.5-turbo-16k-0613

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Reasoning Models

• openai/o1
• openai/o1-pro
• openai/o1-mini
• openai/o1-preview
• openai/o3
• openai/o3-pro
• openai/o3-mini
• openai/o3-deep-research
• openai/o4-mini
• openai/o4-mini-deep-research

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Image Generation

• openai/dall-e-3

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Audio Transcription

• openai/whisper-1

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Anthropic (Claude)

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Claude 4.5 Series

• anthropic/claude-opus-4-5
• anthropic/claude-haiku-4-5-20251001
• anthropic/claude-sonnet-4-5-20250929

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Claude 4 Series

• anthropic/claude-opus-4-1-20250805
• anthropic/claude-opus-4-20250514
• anthropic/claude-sonnet-4-20250514

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Claude 3.7 Series

• anthropic/claude-3-7-sonnet-20250219

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Claude 3.5 Series

• anthropic/claude-3-5-sonnet-20241022
• anthropic/claude-3-5-haiku-20241022

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Claude 3 Series

• anthropic/claude-3-opus-20240229
• anthropic/claude-3-sonnet-20240229
• anthropic/claude-3-haiku-20240307

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Google (Gemini)

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Gemini 3 Series

• google/gemini-3-pro-preview

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Gemini 2.5 Series

• google/gemini-2.5-pro
• google/gemini-2.5-flash
• google/gemini-2.5-flash-lite

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Gemini 2.0 Series

• google/gemini-2.0-flash
• google/gemini-2.0-flash-exp
• google/gemini-2.0-flash-001
• google/gemini-2.0-flash-lite

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Gemini 1.5 Series

• google/gemini-1.5-pro
• google/gemini-1.5-flash

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xAI (Grok)

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Grok 4 Series

• xai/grok-4-fast-reasoning
• xai/grok-4-fast-non-reasoning
• xai/grok-code-fast-1
• xai/grok-4-0709

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Grok 3 Series

• xai/grok-3
• xai/grok-3-mini

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Grok 2 Series

• xai/grok-2
• xai/grok-2-1212
• xai/grok-2-vision-1212

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Legacy

• xai/grok-beta

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DeepSeek

• deepseek/deepseek-chat
• deepseek/deepseek-reasoner
• deepseek/deepseek-coder

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Mistral

• mistral/mistral-large-latest
• mistral/mistral-medium-latest
• mistral/mistral-small-latest
• mistral/codestral-2508
• mistral/open-mistral-nemo-2407
• mistral/pixtral-12b

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Fireworks AI

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Meta Llama Models

• fireworks_ai/accounts/fireworks/models/llama-v3p1-8b-instruct