7 min read
Context Window Sizes in 2026: Which Models Hold the Most?
Context window sizes of major LLMs in 2026: from 128K to 1M+ token contexts across GPT, Claude, Gemini, and open models — and what actually changes when context grows.
LayerFlow Blog
Budget caps, model routing, and cost control.
Practical guides on hard budget caps, per-project attribution, BYOK gateways, and routing models on price instead of guesswork.
7 min read
LLM Context Window Upgrade: How Much a Bigger Context Window Costs
The real cost of a bigger LLM context window upgrade: price brackets, premium multipliers, when the upgrade pays off, and cheaper alternatives like compression and caching.
6 min read
Long Context vs Compression: When to Pay for 1M Tokens
Long context windows vs context compression: when 1M-token models pay off, when compression wins, and the decision rule that balances both.