OpenAPI Spec Simplifier for LLMs

Convert your OpenAPI/Swagger specs into a minimal, token-efficient format optimized for LLM consumption. We observe a -95% reduction in token usage by removing unnecessary JSON quotes and formatting while maintaining perfect LLM readability!

Test token usage with OpenAI's tokenizer →

Input: OpenAPI Spec (JSON/YAML)

Output: Simplified Spec

Simplified spec will appear here

Start typing or paste a spec to see live results

🎮 Difficulty Mode & Optimizations:

Current Mode: Nightmare!

Maximum Aggression - Zero mercy, zero unnecessary tokens

Remove unnecessary JSON quotes Compact schema format ({id*:int64}) Ultra-minimal endpoints (get:/pets)

Advanced Optimizations:

Single status codes (200 vs [200]) Simplify types (str vs string) Compact query params (?id:int)

Description length:

0 chars

0 = remove all descriptions

💡 Select a difficulty mode above to apply presets, or customize individual optimizations manually.