Buyer's guide

Best API Gateway software

Infrastructure platforms that serve as the entry point for API traffic, handling authentication, rate limiting, and routing. Open any profile for real pricing, compliance, and buyer-fit detail, or jump into the api gateway directory to filter by industry, company size, and certifications.

14 profiled toolsUpdated 2026

1
LangDB
API Gateway
LangDB gives teams an AI gateway layer for model routing, caching, tracing, and policy control across LLM-powered applications.
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2
Portkey
API Gateway
Portkey is an AI gateway that provides unified API access to 250+ LLMs with built-in load balancing, fallbacks, caching, guardrails, and observability for production AI applications.
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3
Cequence Security
API Security
Cequence Security provides API security and bot management that protects business-critical applications from automated attacks, abuse, and fraud.
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4
NGINX
Load Balancer Software
NGINX is the world's most popular web server and reverse proxy, handling load balancing, caching, and API gateway functionality for millions of websites.
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5
Peakwork
Tour Operator Software
Travel technology platform powering dynamic packaging, content distribution and booking APIs for tour operators and OTAs.
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6
Not Diamond
LLM Orchestration
AI model router that automatically selects the best LLM for each query based on cost, latency, and quality optimization.
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7
Keywords AI
LLM Ops
Unified LLM API gateway and observability platform for monitoring, testing, and optimizing AI applications across multiple providers.
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8
Nacelle
Headless Commerce
Nacelle connects headless storefronts to existing commerce and CMS backends with optimized data delivery for fast page loads.
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9
Tarabut Gateway
Financial Data APIs
Open finance infrastructure platform providing BaaS, data APIs, embedded finance, and payments solutions for banks, fintechs, and businesses in the MENA region.
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10
Tyk
API Gateway Platforms
Open source API gateway and management platform providing rate limiting, authentication, and analytics for API-first organizations.
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11
LiteLLM
API Gateway
LiteLLM provides a unified API proxy for calling 100+ LLM APIs in the OpenAI format, with load balancing, spend tracking, and fallback capabilities for production AI applications.
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12
Gravitee
API Gateway
Open source API management platform providing a full lifecycle solution for designing, deploying, and managing APIs with a developer portal.
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13
Ory
Identity & Access Management
Ory provides open-source identity infrastructure including authentication (Kratos), authorization (Keto), OAuth2 (Hydra), and API gateway (Oathkeeper).
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14
Kong
API Management
Kong provides an API platform that manages, secures, and observes APIs and microservices across cloud-native environments with the open-source Kong Gateway at its core.
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15
Velvet AI
AI Developer Tools
AI gateway that logs, caches, and analyzes LLM requests for application developers.
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16
KrakenD
API Gateway
Ultra-high performance API gateway with aggregation capabilities and stateless, no-database architecture.
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17
OpenResty
API Gateway
Enterprise OpenResty platform for scalable web apps and API gateways with Lua.
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18
Higress
API Gateway
Cloud-native API gateway by Alibaba based on Envoy with service discovery and plugin extensibility.
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19
ngrok
API Gateway
Ingress-as-a-service platform providing secure tunnels to expose local development servers to the internet for testing.
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20
Stargate
Software
DataStax open-source data API gateway for Cassandra with REST, GraphQL, and document APIs.
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21
API7
API Gateway
Enterprise API management platform built on Apache APISIX providing full lifecycle management and technical support.
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22
Lura
API Gateway
Ultra-performant API gateway framework by the Linux Foundation for building high-throughput API gateways.
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23
Sensedia
API Gateway
API management platform from Brazil offering gateway, developer portal, and event hub capabilities.
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24
Tailcall
API Gateway
GraphQL gateway that composes REST and other APIs into a unified GraphQL layer with zero-code schema configuration.
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25
LocalAI
AI Agents
Open-source OpenAI-compatible API for running large language models locally on commodity hardware.
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26
Aklivity
Software
Zilla event-driven API gateway mapping Kafka topics to REST, GraphQL, gRPC, and MQTT.
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27
Mule
API Gateway Platforms
MuleSoft's runtime engine for creating APIs and integrating systems for enterprise applications.
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Best api gateway by company size

Best api gateway for Solo / freelancer Best api gateway for Startup (1-50)Best api gateway for Small business (51-200)Best api gateway for Mid-market (201-1,000)Best api gateway for Enterprise (1,000+)

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Frequently asked

What is the best api gateway software?

Cubbie ranks 14 profiled api gateway tools by profile completeness, verified-vendor status, and active deals. The list above leads with the products that carry the most complete, vendor-maintained profiles.

How does Cubbie choose these api gateway tools?

Listings are drawn from the live catalog and ordered so products with substantive, vendor-maintained profiles surface first. Cubbie does not accept payment for ranking position.

Ranked from Cubbie's live catalog, https://www.cubbie.com/best/api-gateway