Compare Mistral Devstral Small 1.1 by Mistral AI against Gemini 2.5 Flash Preview by Google AI, tested across 27 shared challenges. Updated April 2026.
Mistral Devstral Small 1.1 and Gemini 2.5 Flash Preview are both competitive models. Mistral Devstral Small 1.1 costs $0.1/M input tokens vs $0.15/M for Gemini 2.5 Flash Preview. Compare their real outputs side by side below.
Mistral Devstral Small 1.1 is made by mistral while Gemini 2.5 Flash Preview is from google. On pricing, Mistral Devstral Small 1.1 costs $0.1/M input tokens vs $0.15/M for Gemini 2.5 Flash Preview.
No community votes yet. On paper, Gemini 2.5 Flash Preview has the edge — bigger model tier, bigger context window, major provider backing.
Gemini 2.5 Flash Preview uses 1.8x more headings
Ask them anything yourself
Some models write identically. You are paying for the brand.
178 models fingerprinted across 32 writing dimensions. Free research.
185x
price gap between models that write identically
178
models
12
clone pairs
32
dimensions
279 AI models invented the same fake scientist.
We read every word. 250 models. 2.14 million words. This is what we found.

Compare Mistral Devstral Small 1.1 by Mistral AI against Gemini 2.5 Flash Preview by Google AI, tested across 27 shared challenges. Updated April 2026.
Mistral Devstral Small 1.1 and Gemini 2.5 Flash Preview are both competitive models. Mistral Devstral Small 1.1 costs $0.1/M input tokens vs $0.15/M for Gemini 2.5 Flash Preview. Compare their real outputs side by side below.
Mistral Devstral Small 1.1 is made by mistral while Gemini 2.5 Flash Preview is from google. On pricing, Mistral Devstral Small 1.1 costs $0.1/M input tokens vs $0.15/M for Gemini 2.5 Flash Preview.
No community votes yet. On paper, Gemini 2.5 Flash Preview has the edge — bigger model tier, bigger context window, major provider backing.
Gemini 2.5 Flash Preview uses 1.8x more headings
Ask them anything yourself
Some models write identically. You are paying for the brand.
178 models fingerprinted across 32 writing dimensions. Free research.
185x
price gap between models that write identically
178
models
12
clone pairs
32
dimensions
279 AI models invented the same fake scientist.
We read every word. 250 models. 2.14 million words. This is what we found.

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27 fights queued
15+ more head-to-head results. Free. Not a trick.
Free account. No card required. By continuing, you agree to Rival's Terms and Privacy Policy