ANTML: Anthropic’s Markup Language

jpnc wrote: post #3

EdwardDiego wrote: post #2

[flagged]

I had an idea for a new markup language. I'm thinking of being cheeky and calling 'Yet Another Markup Language'. Hope it catches on!

It's simply too good

Re: ANTML: Anthropic’s Markup Language

#5

Post by mudkipdev » Fri, Oct 31, 2025, 5:50 AM UTC

have model providers not found a better way to provide tool calling other than adding "respond with special json" to the system prompt?

Re: ANTML: Anthropic’s Markup Language

#6

Post by avandekleut » Fri, Oct 31, 2025, 5:53 AM UTC

mudkipdev wrote: post #5

have model providers not found a better way to provide tool calling other than adding "respond with special json" to the system prompt?

Using context-free grammars and sampling techniques.

Re: ANTML: Anthropic’s Markup Language

#7

Post by nl » Fri, Oct 31, 2025, 6:00 AM UTC

Despite the comments here, this isn't a special language. It's namespaced XML which is exactly what XML namespaces were designed for.

Re: ANTML: Anthropic’s Markup Language

#8

Post by dainiusse » Fri, Oct 31, 2025, 6:01 AM UTC

nl wrote: post #7

Despite the comments here, this isn't a special language. It's namespaced XML which is exactly what XML namespaces were designed for.

And thank god. I saw the title and thought - yes, the world needs just another markup standard...

Re: ANTML: Anthropic’s Markup Language

#9

Post by otabdeveloper4 » Fri, Oct 31, 2025, 6:04 AM UTC

avandekleut wrote: post #6

mudkipdev wrote: post #5

have model providers not found a better way to provide tool calling other than adding "respond with special json" to the system prompt?

Using context-free grammars and sampling techniques.

The grammar still describes JSON though, right?

Re: ANTML: Anthropic’s Markup Language

#10

Post by resonious » Fri, Oct 31, 2025, 6:05 AM UTC

EdwardDiego wrote: post #2

[flagged]

It's XML with namespaces.