Mistral Devstral Medium vs GPT-4o (Omni)
Compare Mistral Devstral Medium by Mistral AI against GPT-4o (Omni) by OpenAI, tested across 54 shared challenges. Updated May 2026.
Which is better, Mistral Devstral Medium or GPT-4o (Omni)?
Mistral Devstral Medium and GPT-4o (Omni) are both competitive models. Mistral Devstral Medium costs $0.4/M input tokens vs $2.5/M for GPT-4o (Omni). Compare their real outputs side by side below.
Key Differences Between Mistral Devstral Medium and GPT-4o (Omni)
Mistral Devstral Medium is made by mistral while GPT-4o (Omni) is from openai. On pricing, Mistral Devstral Medium costs $0.4/M input tokens vs $2.5/M for GPT-4o (Omni).
Per 1M tokens
Mistral Devstral Medium is cheaper on both — 6.3× input, 5.0× output
No community votes yet. On paper, GPT-4o (Omni) has the edge — bigger model tier, bigger context window, major provider backing.
Mistral Devstral Medium is 5.0x cheaper per token — worth considering if cost matters.
Style Comparison
GPT-4o (Omni) uses 2.5x more emoji
