
Requesty

Route requests to 300+ LLMs with one OpenAI-compatible API. Fallback, caching, analytics. Get started in 2 minutes.
Editor's Verdict
Key Takeaways
- OpenAI-compatible API
- Fallback routing
- Auto-caching
- Usage analytics
In-Depth Review: What is Requesty?
Requesty is a unified API gateway that lets you access over 300 AI models from a single, OpenAI-compatible endpoint. Switch between providers without changing your code, and add production-grade features like automatic fallback routing, caching that cuts costs up to 80%, usage analytics, load balancing, and bring-your-own-keys. Designed for developers who want to ship faster and spend less.
Core Features
OpenAI-compatible API
Seamlessly switch from OpenAI with two lines of code. Use existing SDKs and frameworks without changes.
Fallback routing
Automatically reroute failed requests to backup models, eliminating 5xx surprises and improving reliability.
Auto-caching
Reduce costs up to 80% on repeated prompts with zero configuration caching.
Usage analytics
Track spend, latency, and errors per key, user, model, or project for full visibility.
Load balancing
Distribute traffic across providers by cost, latency, or custom weights to optimize performance.
Bring your own keys
Use your own provider accounts to maintain existing pricing and billing relationships.
Guardrails & RBAC
Content filtering, approved-model lists, and role-based access control for security and compliance.
Request metadata
Tag requests with user ID, trace ID, and custom metadata for granular analytics and debugging.
Multi-framework support
Works with LangChain, Vercel AI SDK, LlamaIndex, Haystack, Pydantic AI, and more.
300+ models
Access frontier, fast/cheap, and open-source models from a single endpoint.
Pros and Cons
Pros
- Easy MigrationSwitch from OpenAI with just two lines of code; no SDK changes required.
- Cost SavingsAuto-caching reduces costs up to 80% on repeated prompts.
- ReliabilityFallback policies automatically handle provider failures.
- Unified AnalyticsCentralized tracking of spend, latency, and errors across all models and providers.
- FlexibilitySupports bring your own keys, load balancing, and multiple routing strategies.
Cons
- Dependency on Third-Party ProvidersPerformance and availability depend on underlying model providers.
- Potential Latency OverheadRouting through an intermediary may add slight latency compared to direct calls.
- Limited Pricing TransparencyPricing information is not readily available on the page, requiring users to contact sales.
- Learning Curve for Advanced FeaturesConfiguring policies, RBAC, and guardrails may require initial setup effort.
- Lock-in to Requesty EcosystemHeavy reliance on Requesty's routing and analytics may make it harder to switch in the future.
Use Cases & Recommended Professions
Software Engineer→ View Toolkit
Needs a unified API to integrate multiple AI models into applications without managing each provider separately.
Data Scientist→ View Toolkit
Requires cost-effective experiments with various models and detailed analytics to compare performance.
AI Researcher→ View Toolkit
Benefits from access to frontier and open-source models with fallback routing for reliable experimentation.
Product Manager→ View Toolkit
Uses analytics and cost tracking to monitor AI feature usage and optimize spending.
DevOps Engineer→ View Toolkit
Leverages load balancing, caching, and RBAC to deploy scalable and secure AI infrastructure.
Startup Founder→ View Toolkit
Needs a cost-effective, easy-to-implement AI routing solution to quickly build and iterate on AI-powered products.
Frequently Asked Questions
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View Detailed Comparison →ℹ️ Curation Disclosure: The overview and features of Requesty were synthesized using AI and fact-checked by our curation team to ensure accuracy.










