GPT-4-0314 is the first version of GPT-4 released, with a context length of 8,192 tokens, and was supported until June 14. Training data: up to Sep 2021.
OpenAI: GPT-4 (older v0314) – Recent Activity and Usage Stats
Recent activity on GPT-4 (older v0314)
Total usage per day on OpenRouter
Prompt
5K
Completion
3K
Prompt tokens measure input size. Reasoning tokens show internal thinking before a response. Completion tokens reflect total output length.