Specialized networks · last verified 2026-09-16

Carbium

Specialized networks free · key SVM / Solana unverified

Access model (raw)

free-with-key

Free tier

Free tier for testing (limits not stated on the page fetched this run).

Rate limit

unverified

Paid from

Developer $32/mo; Business $320/mo (adds gRPC); Professional $640/mo

Pricing unit

credits

Chains

Solana only; self-hosted bare-metal nodes in Swiss data centers; RPC + Yellowstone-style gRPC streaming + Swap API.

Promos

—

Evidence freshness

fresh · last checked 2026-09-16

Chain families

svm

Capabilities

Pricing page

rpc.carbium.io

Change history1 entries · newest first

2026-09-16
new service
New entrant: Carbium - Swiss bare-metal Solana RPC/gRPC with a free tier and plans from $32/mounverified
Carbium (carbium.io) runs self-hosted bare-metal Solana nodes in Swiss data centers and sells RPC, Yellowstone-style gRPC (Business tier and up) and a Swap API on a monthly-credit model: Developer $32/mo, Business $320/mo, Professional $640/mo, plus a free tier for testing whose limits were not visible on the page fetched. Found via Carbium's own comparison post updated Sept 7, 2026; not a 48h news item.
carbium.io/blog/solana-rpcs-compared-carbium-helius-quicknod