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Top 8 x402 Protocol Alternatives in 2026

Looking for something different? Here are the best tools like x402 Protocol.

⚡

x402 Protocol

Free

HTTP-native payments for the internet

💻 Coding & Dev
#1
🥧

Pi Mono

Free★ 4.5

AI agent toolkit: CLI, API, TUI, web UI, Slack bot

Same category with shared features: agents, api

Try it →Compare
#2
🔧

OpenFacilitator

Freemium

Accept agent payments with one line of code

Same category with shared features: x402, payments, agents

Try it →Compare
#3
📡

Axios

Free

Promise-based HTTP client

Same category with shared features: api

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#4
🦜

LangChain

Free★ 4.7

Framework for LLM applications

Same category with shared features: agents

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#5
🦅

Hoppscotch

Free

Open source Postman alternative

Same category with shared features: api

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#6
🙌

OpenHands

Free

AI-driven development platform

Same category with shared features: agents

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#7
📚

DevDocs

Free

API documentation browser

Same category with shared features: api

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#8
🐙

GitHub MCP Server

Free

Official GitHub MCP integration

Same category with shared features: api

Try it →Compare

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