Topic
Rate Limits & API Quotas
6 posts on rate limits & api quotas — part of glossary on the n4n AI blog.
What is a 429 error and how to handle it gracefully
A precise technical definition of HTTP 429, why it happens with LLM APIs, and battle-tested patterns for retry logic, backoff, and client-side rate limiting.
What are API rate limits and why providers enforce them
Understand what API rate limits are, why providers enforce them, how they work in practice, and common misconceptions that trip up engineers building LLM applications.
Tokens per minute vs requests per minute limits explained
Understand how tokens per minute and requests per minute limits interact, which one binds first for your workload, and how to design rate-limit-aware clients.
How to avoid hitting Anthropic's Claude rate limits
A step-by-step guide to avoiding Anthropic Claude rate limits with exponential backoff, request queuing, token optimization, and provider fallback strategies.
How OpenAI rate limits scale with usage tier
Understand how OpenAI rate limits scale across usage tiers, with practical strategies for handling limits, monitoring usage, and designing resilient LLM applications.
How multi-provider routing helps you avoid rate limits
A practical guide to implementing multi-provider routing that handles rate limits gracefully, with code patterns, fallback strategies, and common pitfalls to avoid.
More topics in glossary
- Structured Outputs & JSON Mode19
- AI Agents Fundamentals12
- Hallucination in LLMs11
- Sampling Parameters: Top-p, Top-k & Penalties11
- Context Window & Context Length10
- Fine-Tuning Fundamentals9
- Foundation Models: Base vs Instruct vs Chat9
- Model Families & Naming Conventions: GPT-5, Claude, Gemini 3, Llama 4, Mistral, DeepSeek, Qwen, Grok9
- Grounding & Fact-Checking in AI8
- LLM Benchmarks: MMLU, HumanEval, SWE-bench & GPQA8
- Max Tokens, Stop Sequences & Output Truncation8
- Quantization Formats: GGUF, GPTQ, AWQ & INT4/INT88