Cazalis was a friend of Stéphane Mallarmé, who was strongly inspire poetry about him and he also got access to the Parnassian. As a writer Cazalis used very often the pseudonyms Jean Caselli and Jean Lahor. Versatile interested, Cazalis friend of the painter Paul Sérusier, the Nabis group of artists founded 1888/89. According Sérusier Cazalis acted as eponym ( " Nabis ", Hebrew for " Prophet ").
About Charles Leconte de Lisle and other Cazalis came into contact with Buddhism. But Cazalis kept his deep inspiration and extracted from it - for a contemporary literary criticism - " his muted nihilism and his stoic ethos ".
- Le cantique of cantiques. 1885
- Histoire de la littérature hindoue. 1888
- L' illusion. 1875
- Le livre du néant. 1872
- Melancholia. 1869
- Vita tristis. 1865