ProxyGate vs constant-k

Overview

ProxyGate ProxyGate is a Solana-native API marketplace where developers and AI agents can buy and sell APIs, tunnels, skills, datasets, and services using USDC. It reimagines the API marketplace for an emerging... constant-k constant-k (Kaldera) is a high-performance Solana infrastructure provider delivering low-latency RPC endpoints and Yellowstone gRPC streaming. It runs dedicated nodes across multiple regions, includin...

Community Ratings

ProxyGate is rated higher by the MadeOnSol community with 5.0/5 stars across 1 review, compared to 4.0/5 for constant-k (1 review). That said, ratings only tell part of the story — what matters most is which tool fits your specific workflow.

Pricing & Value

ProxyGate uses a freemium model, while constant-k is paid.

Key Features

ProxyGate offers 5 features including Marketplace for APIs, tunnels, skills, datasets, and services, On-chain USDC payments settled on Solana, CLI tooling for developers, and 2 more. constant-k counters with 5 features including Low-latency Solana JSON-RPC endpoints across multiple regions (Frankfurt and New York), Yellowstone gRPC streaming for real-time account and transaction data, Low-latency shred-level (deshred) streams that surface activity ahead of confirmed blocks, and 2 more. The right choice depends on which specific features matter for your use case — check the individual review pages for full breakdowns.

Reliability & Health

We monitor both tools around the clock for uptime, SSL validity, and response times. ProxyGate currently has a healthy health status with 99.2% uptime over the last 30 days. constant-k is rated healthy with 100.0% uptime. For any tool you trust with your funds, trades, or yield, uptime and speed are non-negotiable.

Strengths

ProxyGate's key strengths include purpose-built for the emerging ai-agent economy, on-chain usdc settlement removes payment intermediaries, pay-per-use model suits autonomous agent consumption. constant-k stands out for multi-region nodes let you connect to the closest endpoint for minimal latency, yellowstone grpc plus deshred streams suit snipers, copy-trading, and data pipelines, competitively priced — among the more affordable grpc providers, with crypto-friendly tiered plans.