llm models for Founders & engineers

GPT-4o vs Claude 3.5 Sonnet: which is better for Founders & engineers?

TL;DR for Founders & engineers

GPT‑4o is the most versatile multi‑modal model, while Claude 3.5 Sonnet offers long‑context performance and strong safety.

Key Differences

Feature GPT-4o Claude 3.5 Sonnet
Multimodality (audio/image/video) GPT-4o approach Claude 3.5 Sonnet approach
Context length (200k vs shorter) GPT-4o approach Claude 3.5 Sonnet approach
Response speed & cost GPT-4o approach Claude 3.5 Sonnet approach
Safety & guardrails GPT-4o approach Claude 3.5 Sonnet approach
Interactive Artifacts GPT-4o approach Claude 3.5 Sonnet approach
Ecosystem integration GPT-4o approach Claude 3.5 Sonnet approach

Pricing Snapshot

GPT‑4o: $2.50/M input & $10/M output; Claude 3.5: $3/M input & $15/M output (2025‑10‑13)

Last reviewed: 2025-10-13

GPT-4o

Choose GPT-4o if:

  • You need audio/vision & fast responses
  • You prefer broad ecosystem & tool integration
  • You work across multiple languages

Pros

  • + Multi-modal (text/audio/image/video)
  • + Strong reasoning & coding
  • + Fast responses
  • + Improved multilingual performance
  • + Cheaper than GPT-4 Turbo

Cons

  • - Closed-source weights
  • - Usage-based costs
  • - Rate limits & policies
  • - Requires internet connectivity

Claude 3.5 Sonnet

Choose Claude 3.5 Sonnet if:

  • You need 200k-token context
  • You prioritize writing quality & safety
  • You want the Artifacts workspace

Pros

  • + 200k-token context
  • + Fast & articulate responses
  • + Strong vision & reasoning
  • + Interactive Artifacts panel
  • + Safety-forward design

Cons

  • - Closed weights
  • - Regional availability
  • - Higher output cost
  • - Limited free usage

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