Known limitations
Current Testnet constraints and what is live versus planned.
TestnetVerified Sep 27, 2026
On this page
Current constraints#
| Limitation | Impact | Workaround |
|---|---|---|
| Single validator | No fault tolerance: if it stops, blocks stop | Retries with backoff; check the status page |
| Resets | All state, contracts and balances can be wiped | Deploy from scripts; detect genesis changes |
| No debug_* / trace_* | No internal transactions; no tracing | Emit events for every value movement; replay with eth_call |
| Cancun EVM only | No EIP-7702, BLS precompiles or CLZ | Compile with evmVersion cancun |
| No oracles or price feeds | No USD prices for any asset | Show test assets without prices |
| No bridges | Assets cannot move to or from other chains, by design | None needed on a test network |
| No public P2P | You cannot run your own node or archive node | Use the public RPC |
| Contract verification is experimental | May not match every build setup | Report results |
| RPC rate limits not published | Heavy use may be throttled | Page queries and cache results |
What comes next#
Progress on these items, and on everything else before Mainnet, is tracked with evidence on the Road to Mainnet. Live health is on the status page.
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