DiscoverCause & EffectInside OpenRouter’s Tech Stack and Use of Effect #6
Inside OpenRouter’s Tech Stack and Use of Effect #6

Inside OpenRouter’s Tech Stack and Use of Effect #6

Update: 2025-11-11
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Get support from the Effect community

Louis Vichy, co-founder of OpenRouter, joins Johannes Schickling and Michael Arnaldi to talk about OpenRouter’s TypeScript stack, internal tooling powered by Effect, and the engineering challenges of scaling an AI platform processing trillions of tokens weekly.

Effect is an ecosystem of tools to build production-grade software in TypeScript.

#Effect #TypeScript #Spiko #softwareDevelopment

Song: Dosi & Aisake - Cruising [NCS Release]
Music provided by NoCopyrightSounds
Free Download/Stream: http://ncs.io/Cruising
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  • (00:00 ) - Guest Intro & OpenRouter

  • (07:45 ) - Why Everything Runs in TypeScript

  • (15:43 ) - Scaling & Routing in OpenRouter’s Infrastructure

  • (18:03 ) - Michael’s Story: Why Effect Was Born

  • (23:11 ) - Effect vs. Result Types and Error Handling

  • (26:04 ) - Culture, Hiring & Engineering Consistency

  • (30:48 ) - The Case for Gradual Effect Adoption

  • (32:30 ) - Generators, Pipe, and Functional Design

  • (47:41 ) - Observability & Concurrency

  • (58:35 ) - Agentic Systems, Orchestration & Observability

  • (01:16:41 ) - Using Effect in OpenRouter’s Internal Tooling

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Inside OpenRouter’s Tech Stack and Use of Effect #6

Inside OpenRouter’s Tech Stack and Use of Effect #6

Effectful Technologies Inc.