Mistral Medium 3.5 vs Muse Spark 1.3
Mistral Medium 3.5Mistral AI Muse Spark 1.3Meta Our takeMuse Spark 1.3 wins 4 of 4 categories and costs less: 1.5× cheaper for everyday text work. Easy pick.
Overall1868Best
Coding1975Best
Writing3570Best
Support4071Best
Value962Best
Input / 1M$1.50$1.25Best
Output / 1M$7.50$4.25Best
Blended / 1M$3.00$2.00Best
Context window262K1MBest
Open weightsYesNo
Released29 Apr 20262 Sept 2026
Your monthly bill
Mistral Medium 3.5$600
Muse Spark 1.3$400Cheapest
List prices, a quarter of the tokens as output. Scores are provisional, from Arena and Epoch AI.