# Version [0.8.0.0](https://github.com/blockfrost/blockfrost-haskell/compare/client-core-0.7.0.0...client-core-0.8.0.0) (2026-04-15)
* Changes
* `BlockfrostError` constructor of `BlockfrostError` type now contains
`Status` from `Network.HTTP.Types.Status` (HTTP status code and an explanation message).
Previously `BlockfrostError Text`, now `BlockfrostError Status Text`.
* `BlockfrostFatal` constructor (HTTP 500) of `BlockfrostError` merged into `BlockfrostError` constructor.
* `Blockfrost.Client.Core` module now exports `retriableError`, for retry logic
implemented in `blockfrost-client` package (using `Control.Retry` from `retry` package).
# Version [0.7.0.0](https://github.com/blockfrost/blockfrost-haskell/compare/client-core-0.6.0.1...client-core-0.7.0.0) (2025-12-02)
* Changes
* Add `CustomURL` to `Env`, to allow arbitrary Blockfrost instance [#79](https://github.com/blockfrost/blockfrost-haskell/pull/79)
* `BlockfrostNotFound` constructor of `BlockfrostError` is now `BlockfrostNotFound Text`
containing path that resulted in 404 error [#81](https://github.com/blockfrost/blockfrost-haskell/pull/81)
* Drop `Sanchonet` `Env` [#79](https://github.com/blockfrost/blockfrost-haskell/pull/79)
# Version [0.6.0.1](https://github.com/blockfrost/blockfrost-haskell/compare/v0.6.0.0...client-core-0.6.0.1) (2024-01-16)
* Allow servant `0.20`
# Version [0.6.0.0](https://github.com/blockfrost/blockfrost-haskell/compare/v0.5.0.0...v0.6.0.0) (2022-08-31)
* Additions
* HTTP Error `425`
* `BlockfrostMempoolFullOrPinQueueFull` to `BlockfrostError`
* related to `/tx/submit` endpoint
* or to `IPFS` pinning `/ipfs/pin/add/{IPFS_path}` endpoint
* `Preprod` and `Preview` environments
* Changes
* Order of results returned by `allPages` is now the same as returned by the API. Was unintentionally reversed before.
# Version [0.4.0.2](https://github.com/blockfrost/blockfrost-haskell/compare/v0.4.0.1...client-core-0.4.0.2) (2022-06-06)
* Allow blockfrost-api `0.5`
# Version [0.4.0.1](https://github.com/blockfrost/blockfrost-haskell/compare/v0.4.0.0...v0.4.0.1) (2022-04-05)
* Allow servant `0.19`
# Version [0.4.0.0](https://github.com/blockfrost/blockfrost-haskell/compare/v0.3.1.0...v0.4.0.0) (2022-03-09)
* Re-export `nextPage`
# Version [0.2.0.0](https://github.com/blockfrost/blockfrost-haskell/compare/v0.1.0.0...v0.2.0.0) (2021-10-29)
* Dropped `Alonzo` environment
* Switched category to `Cardano`
# Version [0.1.0.0](https://github.com/blockfrost/blockfrost-haskell/compare/initial...v0.1.0.0) (2021-09-14)
* Initial release
---
`blockfrost-client-core` uses [PVP Versioning][1].
[1]: https://pvp.haskell.org