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MSManu Shuklaecorpit.hashnode.devAug 1 · 14 min read

REST vs GraphQL vs gRPC for AI agent tools: the 2026 token-cost decision

REST vs GraphQL vs gRPC for AI agent tools: the 2026 token-cost decision Summary. When an AI agent calls a tool, the API contract is not only network plumbing. Every tool's schema is injected into the

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OFOluwaseyi Fatunmolefreecodecamp.orgJul 23 · 50 min read

How Clients and Servers Communicate: Full Handbook on HTTP/1.1, HTTP/2, REST, WebSockets, GraphQL, gRPC, and Protocol Buffers

You've built and consumed APIs. You know what a GET request is, what a JSON response looks like, and how to add an Authorization header. You've used REST, maybe tried GraphQL, and perhaps heard of gRP

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OFOluwaseyi Fatunmolefreecodecamp.orgJul 22 · 40 min read

From RPC to gRPC: Understanding Remote Procedure Calls, Protocol Buffers, and Modern Distributed Systems Communication

Every application, at some point, needs to talk to another system. A mobile app talks to a backend. A backend service talks to a payment gateway. An authentication service talks to a user service. A d

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YPYogeshwar Peelaexploitnotes.hashnode.devJul 18 · 13 min read

FAM CTF: The Library to The Endpoint Writeup

Executive Summary FAM is a mobile CTF challenge distributed as an Android APK (fam-ctf.apk) with four staged flags, each themed around a different layer of the app's Firebase backend: The Library (nat

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CDCoding Dropletscodingdroplets.comJul 7 · 12 min read

gRPC Client Resilience in ASP.NET Core: Retries, Timeouts, and Circuit Breakers

The first time a healthy gRPC service took down a dependent API I was on call for, the root cause was almost insulting: a rolling deployment closed a few connections for two seconds, and every in-flig

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SHSohag Hasannotes.sohag.proJul 2 · 7 min read

Adding gRPC to a Go Ledger Service: Why Both REST and gRPC, and How to Share the Domain

Picture two services inside a bank that need to talk to each other a few thousand times a second: a payments service telling the ledger "move this money." You could have them speak JSON over HTTP, the

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HEHossein Esmatinova-globen.hashnode.devJun 26 · 4 min read

When to choose gRPC over REST and Other Alternatives?

Quick Decision Tree: Which to choose? Public APIs / external clients → REST (simple, widely compatible). Internal service-to-service (microservices) → gRPC (typed, fast, low-latency). Streaming data

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Hhimanshuhimanshutech.hashnode.devJun 20 · 9 min read

What AI Engineers Can Learn From OpenSearch's Move to gRPC

Why a search engine changing its transport protocol quietly became one of the most important infrastructure decisions for RAG and vector workloads in 2025 Let's start with a number that deserves more

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LRLothaire Ruellanstrictlytyped.hashnode.devJun 16 · 12 min read

Who's calling, and what can they do? gRPC identity and access with Firebase

I was building a budgeting and expense tracking Flutter app on iOS, Android, and web, talking to a custom Java gRPC backend. Firebase Auth handled sign-in, and on the client it worked exactly as adver

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LRLothaire Ruellanstrictlytyped.hashnode.devJun 15 · 15 min read

Typing your Firestore documents with Protobuf

Firestore doesn't have a schema. A document is just a bag of fields: nested maps, arrays, strings, numbers, with no declared shape and nothing stopping two documents in the same collection from lookin

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#grpc

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Trending tags this week

REST vs GraphQL vs gRPC for AI agent tools: the 2026 token-cost decision

How Clients and Servers Communicate: Full Handbook on HTTP/1.1, HTTP/2, REST, WebSockets, GraphQL, gRPC, and Protocol Buffers

From RPC to gRPC: Understanding Remote Procedure Calls, Protocol Buffers, and Modern Distributed Systems Communication

FAM CTF: The Library to The Endpoint Writeup

gRPC Client Resilience in ASP.NET Core: Retries, Timeouts, and Circuit Breakers

Adding gRPC to a Go Ledger Service: Why Both REST and gRPC, and How to Share the Domain

When to choose gRPC over REST and Other Alternatives?

What AI Engineers Can Learn From OpenSearch's Move to gRPC

Who's calling, and what can they do? gRPC identity and access with Firebase

Typing your Firestore documents with Protobuf