LLM-Rosetta: A Hub-and-Spoke Intermediate Representation for Cross-Provider LLM API Translation
LLM-Rosetta is an open-source translation framework that solves API fragmentation across major Large Language Model providers by establishing a standardized intermediate representation. The hub-and-spoke architecture enables bidirectional conversion between OpenAI, Anthropic, and Google APIs with minimal overhead, addressing the O(N²) adapter problem that currently locks applications into specific vendors.
