/ endpoint now serves version 0.9. Pin /rpc/v0_9 or /rpc/v0_10 in your endpoint URL before the upgrade reaches your node. See Pathfinder RPC version removal 0.23.0 for the migration guide.Chainstack updates: July 21, 2026
Starknet nodes are upgrading to Pathfinder v0.23.0 — a breaking change that removes JSON-RPC API versions 0.6, 0.7, and 0.8 and moves the default endpoint to version 0.9.
Starknet. Chainstack is upgrading Starknet nodes to Pathfinder v0.23.0. This is a breaking change to JSON-RPC API version support: versions 0.6, 0.7, and 0.8 are removed, and the default
Last modified on September 2, 2026
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