ModelsAgree

AI ranking change · 2026-06-30

OpenAI overtakes Fireworks AI as ChatGPT's #1 pick

for serverless llm inference api

Fireworks AIOpenAI

On 2026-06-30, ChatGPT changed its #1 recommendation for best serverless llm inference api — dropping Fireworks AI from the top spot in favor of OpenAI. The previous #1 had held since 2026-06-30.

Best overall mix of frontier model quality, reliability, tool/function calling, multimodal support, structured outputs, SDKs, docs, evals, and production ecosystemChatGPT

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