PortkeyvsDocling

Full side-by-side comparison — features, pricing, platforms, and which one wins in 2026.

Portkey

LLM APIs & Inference

AI gateway for reliable and fast LLM applications

Full review →Website ↗

Docling

Data & ETL

IBM's document conversion tool for AI pipelines

Full review →Website ↗
FeaturePortkeyDocling
CategoryLLM APIs & InferenceData & ETL
PricingFree + Pro plansFree (open-source)
GitHub Stars
6k
✓ More stars
15k
PlatformsWeb, DockerLinux, macOS, Windows
Key Features
  • ✓ AI gateway
  • ✓ Fallbacks
  • ✓ Load balancing
  • ✓ Caching
  • ✓ Observability
  • ✓ PDF conversion
  • ✓ Table extraction
  • ✓ OCR
  • ✓ Markdown output
  • ✓ LlamaIndex integration
Pros
  • + Automatic fallbacks
  • + Load balancing
  • + Request caching
  • + Observability built-in
  • + Open-source gateway
  • + Excellent PDF parsing
  • + Table extraction
  • + OCR capability
  • + IBM Research quality
  • + LlamaIndex integration
Cons
  • − Added infrastructure layer
  • − Learning curve
  • − Some features need Pro
  • − Latency overhead
  • − Heavy dependencies
  • − Can be slow on large docs
  • − Python only
  • − Complex output format
Tags
gatewayreliabilityobservabilityapi
documentspdfconversionibm

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