Key Takeaways
- OpenAI API processed over 1 trillion tokens in Q4 2023
- Daily active API users reached 2 million by end of 2023
- GPT-4 API requests surged 300% YoY in 2023
- API error rate averaged 0.2% in 2024
- Uptime SLA for Tier 5: 99.95%
- Rate limit enforcement: 99.9% compliance
- GPT-4o API latency averaged 320ms in 2024
- GPT-4 Turbo context window expanded to 128k tokens
- MMLU benchmark score for GPT-4o: 88.7%
- GPT-4 input token price: $30 per 1M tokens (Sep 2024)
- GPT-4o output tokens: $15 per 1M tokens
- GPT-4o mini: $0.15 per 1M input tokens
- Active developer accounts grew 5x since 2022 to 3M
- Enterprise customers: 150+ Fortune 500 using API in 2024
- Startup fund recipients using API: 500+ teams
OpenAI API usage surged past a trillion tokens in Q4 2023, with faster throughput and sharply lower inference costs in 2024.
Related reading
01 · Category
API Usage Volume16 stats
API Usage Volume Interpretation
02 · Category
Error and Reliability14 stats
Error and Reliability Interpretation
03 · Category
Model Performance15 stats
Model Performance Interpretation
More related reading
04 · Category
Pricing Metrics16 stats
Pricing Metrics Interpretation
05 · Category
User Growth13 stats
User Growth Interpretation
Cite This Report
This report is designed to be cited. We maintain stable URLs and versioned verification dates. Copy the format appropriate for your publication below.
Ryan Townsend. (2026, February 24). OpenAI API Statistics. Gitnux. https://gitnux.org/openai-api-statistics
Ryan Townsend. "OpenAI API Statistics." Gitnux, 24 Feb 2026, https://gitnux.org/openai-api-statistics.
Ryan Townsend. 2026. "OpenAI API Statistics." Gitnux. https://gitnux.org/openai-api-statistics.
Sources & references
24 datasets cited across this report · attribution is report-level

