Solana JSON-RPC (public mainnet endpoint)

Hosts: api.mainnet-beta.solana.com, api.mainnet.solana.com · 14 facts

Error meanings

• ✅ verified:server:prod · method does not support commitment below `confirmed` · POST / · env prod
• ✅ verified:server:prod · invalid param: wrongsize · POST / · env prod
• ✅ verified:server:prod · too many inputs provided; max ### · POST / · env prod
• ✅ verified:server:prod · invalid limit; max #### · POST / · env prod

Rate limits

• ✅ verified:server:prod · Public mainnet responses carry x-ratelimit-* headers: tier free, a per-method limit (x-ratelimit-method-limit), a per-IP rate limit (x-ratelimit-rps-limit) and x-ratelimit-conn-limit 40. · POST / · env prod
• 🔵 official · The public mainnet endpoint allows 100 requests per 10 s per IP, 40 per 10 s per IP for a single RPC method, 40 concurrent connections and 100 MB per 30 s; exceeding them returns HTTP 429 with Retry-After. · POST / · env prod

Silent behavior

• ✅ verified:server:prod · JSON-RPC errors from the public mainnet endpoint, such as -32601 Method not found, arrive with HTTP status 200; only the error object in the body signals the failure. · POST / · env prod
• ✅ verified:server:prod · On 2026-10-20 getMinimumBalanceForRentExemption with dataLength 0 returned 650240 lamports on mainnet. · POST / · env prod

Deprecations

• ✅ verified:server:prod · method not found · POST / · env prod
• ✅ verified:server:prod · method not found · POST / · env prod
• ✅ verified:server:prod · method not found · POST / · env prod

Availability

• ✅ verified:server:prod · your ip or provider is blocked from this endpoint · POST / · env prod
• 🔵 official · On the public RPC endpoints HTTP 403 means the IP address or website has been blocked; high-traffic websites may be blocked without prior notice. · POST / · env prod
• 🔵 official · The public RPC endpoints are not intended for production applications, and their rate limits are subject to change without prior notice. · POST / · env prod

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