Unverified50% confidenceFactExact time

The proxy can simultaneously handle four interface protocols: OpenAI Chat Completions, OpenAI Responses, Anthropic Messages, and Gemini.

1

Sources

50%

Confidence

Medium-term (~90 days)

Relevance

10/6/2026

First Seen

Valid until: 1/4/2027

Sources

Same Model, 29% Score Gap? How Multi-Harness Reinforcement Learning Is Breaking Open the Open-Source Bottleneck

Related Entities

OpenAIcompany Anthropiccompany Geminiproduct

Related Claims

VerifiedOpenAI's Chat Completions API format of using a message array as input has become the de facto industry standard, with mainstream model providers such as Anthropic, Google Gemini, and Mistral all offering compatible or similar interfaces.79% similar VerifiedOpenAI's Assistants API, Anthropic's tool-calling interface, and Google Gemini's Agent capabilities continue to iterate.78% similar

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