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Large Language ModelsOpenAI BlogPublished: Apr 1, 2026, 19:00 JST1 min read

Gradient Labs deploys GPT-4 and GPT-5 mini models to provide AI-powered account managers for bank customers with automated support and minimal latency

Gradient Labs deploys GPT-4 and GPT-5 mini models to provide AI-powered account managers for bank customers with automated support and minimal latency

3 Key Points

  1. Gradient Labs leverages OpenAI's GPT-4.1 and GPT-5.4 mini and nano models to power AI agents

  2. The solution automates banking support workflows while maintaining low latency and high reliability

  3. AI account managers are made available to every bank customer for personalized financial assistance

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