Anthropic started their in August 2023 https://github.com/anthropics/claude-cookbooks/commit/2b3f4a314e3c7741a854fde961cdcc82ac207f1d https://github.com/anthrop

Anthropic started their in August 2023 https://github.com/anthropics/claude-cookbooks/commit/2b3f4a314e3c7741a854fde961cdcc82ac207f1d https://github.com/anthropics/claude-cookbooks/commit/2b3f4a... OpenAI's started in June 2022 https://github.com/openai/openai-cookbook/commit/535f545be7e0aa30fe97a9041e2cf11bc734e49a https://github.com/openai/openai-cookbook/commit/535f545be7e...