n4nAI

Topic

Framework integrations across gateways

14 posts on framework integrations across gateways — part of competitor comparisons on the n4n AI blog.

Competitor comparisonsHow-to

Vercel AI SDK: switching providers without new API keys

Learn how to use the Vercel AI SDK to switch providers without new keys by routing through a unified gateway with one API key and OpenAI-compatible endpoints.

4 min read
Competitor comparisonsDefinition

Vercel AI SDK model IDs: gateway naming vs native naming

Explains Vercel AI SDK model ID naming gateway vs native: how model strings differ when routing through an LLM gateway versus calling providers directly.

4 min read
Competitor comparisonsHow-to

Semantic Kernel connectors for OpenAI-compatible gateways

How to build a Semantic Kernel OpenAI-compatible gateway connector: set base URL, send routing headers, and verify fallback with a runnable Python example.

4 min read
Competitor comparisonsHow-to

PydanticAI structured outputs across gateway-routed models

Step-by-step guide to building PydanticAI structured outputs gateway routed models with OpenAI-compatible inference gateways, including fallback and validation.

3 min read
Competitor comparisonsHow-to

LlamaIndex with OpenAI-compatible gateway endpoints

Step-by-step guide to wiring LlamaIndex to any OpenAI-compatible gateway, with runnable Python code for model routing, streaming, and verification.

4 min read
Competitor comparisonsComparison

LiteLLM vs a hosted gateway: build vs buy comparison

Comparison of LiteLLM vs hosted gateway build vs buy across capabilities, cost, latency, ergonomics, ecosystem, and limits to guide architecture.

5 min read
Competitor comparisonsHow-to

LangGraph agents and multi-provider fallback routing

Practical guide to LangGraph multi-provider fallback routing: delegate provider failover to an OpenAI-compatible gateway and keep your agent graph clean.

5 min read
Competitor comparisonsGuide

LangChain retries plus gateway retries: avoid double retries

Practical guide to LangChain retries vs gateway retries: stop duplicate retry storms by configuring one layer to own resilience and disabling the other.

4 min read
Competitor comparisonsComparison

LangChain fallback chains vs gateway-level routing

Compare LangChain fallback chains vs gateway routing for LLM apps: capabilities, cost, latency, ergonomics, and which to use per use case.

4 min read
Competitor comparisonsHow-to

LangChain ChatOpenAI pointed at a gateway base URL

End-to-end tutorial for configuring a LangChain ChatOpenAI gateway base URL against any OpenAI-compatible inference gateway, with code and verification steps.

3 min read
Competitor comparisonsHow-to

Instructor library structured outputs through a gateway

Step-by-step guide to wiring the Instructor library to a structured outputs gateway for validated LLM responses across 240+ models via OpenAI-compatible APIs.

3 min read
Competitor comparisonsHow-to

Haystack pipelines with an OpenAI-compatible gateway

Step-by-step guide to building Haystack pipelines that route through an OpenAI-compatible gateway, with fallback, caching, and token metering.

3 min read
Competitor comparisonsHow-to

CrewAI multi-agent setups with gateway-routed models

Learn how to build CrewAI multi-agent gateway-routed models with a single OpenAI-compatible endpoint for failover, model routing, and token metering.

4 min read
Competitor comparisonsHow-to

AutoGen agents behind an OpenAI-compatible API endpoint

Learn how to run AutoGen multi-agent workflows behind an OpenAI-compatible API gateway with model routing, fallback, and cache control in clear steps.

3 min read