Version: 1.3.1.dev19
Git ref: refs/heads/main
Build Date: 2025-11-03T20:40
PIP Package: chroma-1.3.1.dev19.tar.gz
Github Container Registry Image: :1.3.1.dev19
DockerHub Image: :1.3.1.dev19

Version: 1.3.0
Git ref: refs/tags/1.3.0
Build Date: 2025-10-29T03:08
PIP Package: chroma-1.3.0.tar.gz
Github Container Registry Image: :1.3.0
DockerHub Image: :1.3.0

What's Changed

• [ENH] - Adds rust client to list of clients by @tjkrusinskichroma in #5740
• [ENH]: Integrate task operators into compaction by @tanujnay112 in #5687
• [ENH]: Add heaptender client to compaction and make finishtask use this by @tanujnay112 in #5715
• [ENH] Add local support for schema by @jairad26 in #5714
• [ENH]: Implement create_task with 2PC and backfill + make it idemptotent by @tanujnay112 in #5729
• [CHORE] reconcile schema in compaction orchetrator and use in spann&hnsw by @jairad26 in #5742
• [ENH] Export schema and search types from chromadb.api by @jairad26 in #5736
• Add Sync to roadmap by @kylediaz in #5745
• [ENH]: limit concurrency on operators spawned by GC by @codetheweb in #5720
• [BLD] Bump hnswlib dep by @Sicheng-Pan in #5743
• [ENH] recognize and flush new metadata keys to schema on local compaction by @jairad26 in #5728
• [ENH]: Error if source_key set but no ef by @sanketkedia in #5751
• [ENH]: (Rust client): add true.into::<Where>() helper by @codetheweb in #5750
• Revert "[ENH]: Error if source_key set but no ef" by @sanketkedia in #5757
• [ENH]: Disallow setting only source_key without an ef by @sanketkedia in #5758
• [BUG] use keys instead of key_overrides in query embedding strings by @jairad26 in #5754
• [ENH] Add BM25 embedding function to JS by @jairad26 in #5756
• [CHORE] Bump js ai-embeddings versions by @jairad26 in #5759
• [TST] add space checks & local modify test for schema by @jairad26 in #5761
• [RELEASE] Python 1.3.0 by @jairad26 in #5760

Full Changelog: 1.2.2...1.3.0

CLI release.

Version: 1.2.2
Git ref: refs/tags/1.2.2
Build Date: 2025-10-26T22:10
PIP Package: chroma-1.2.2.tar.gz
Github Container Registry Image: :1.2.2
DockerHub Image: :1.2.2

What's Changed

• [ENH]: remove request structs from Chroma Rust client by @codetheweb in #5662
• [ENH]: (Rust client) add get_collection() and delete_collection() methods by @codetheweb in #5663
• [ENH] Serialize Where clause in Rust by @Sicheng-Pan in #5665
• [CHORE] Make Ollama EF re-use connection by @rescrv in #5654
• [ENH] cleanup client types by @rescrv in #5652
• [CHORE] Someone set us up the publishing. by @rescrv in #5667
• [ENH]: (Rust client): export options at top level of crate by @codetheweb in #5670
• [BUG] Disable fork until request types match response types by @rescrv in #5672
• [ENH]: add chroma_cloud() constructor for ChromaClientOptions {} by @codetheweb in #5669
• [ENH]: accept AsRef<str> instead of String/Into<String> for all methods on Rust client by @codetheweb in #5668
• [ENH] Fix forking. by @rescrv in #5674
• [ENH]: (Rust client) add accessors by @codetheweb in #5677
• [ENH]: (Rust client) rename ChromaClient -> ChromaHttpClient by @codetheweb in #5679
• [ENH]: (Rust client): rename default_database_name -> database_name by @codetheweb in #5678
• [ENH]: (Rust client): improve client init methods by @codetheweb in #5683
• [ENH] Support From for UpdateMetadataValue by @rescrv in #5682
• [ENH] Export types from chroma crate by @rescrv in #5676
• [ENH] version the deps we will publish by @rescrv in #5673
• [ENH]: (Rust client): improve std::fmt::Debug of ChromaCollection by @codetheweb in #5689
• [BUG] Use proper request types for on-the-wire. by @rescrv in #5690
• [CHORE] s/InternalSchema/Schema/g by @rescrv in #5680
• [ENH] Reconcile schema -> config for old clients by @jairad26 in #5684
• [ENH]: (Rust client): fix database resolution by @codetheweb in #5692
• [ENH]: Limit users from setting index params by @sanketkedia in #5694
• [CHORE] Switch to setup-docker-builder action by @rescrv in #5695
• [ENH]: (Rust client): add collection.modify() method by @codetheweb in #5681
• [ENH] Builders for SearchPayload by @Sicheng-Pan in #5698
• [TST] Tests for the ChromaCollection object. by @rescrv in #5666
• [ENH] Add schema reconciliation to get_collection_by_crn by @jairad26 in #5696
• [ENH]: (Rust client): move metrics out of struct field by @codetheweb in #5697
• [BUG] Merge conflict broke main. ChromaClientError was renamed. by @rescrv in #5701
• [DOC] Document the new rust client. by @rescrv in #5658
• [DOC] Document invariants of the function scheduling apparatus. by @rescrv in #5619
• [ENH]: (Rust client): export more types, config -> schema on create_collection() by @codetheweb in #5699
• [ENH] BM25 support for Rust client by @Sicheng-Pan in #5688
• [ENH] Control how far into the future s3heap scans by @rescrv in #5620
• [ENH]: (Rust client): make get_database_name() and get_tenant_id() public by @codetheweb in #5703
• [DOC] Document Search related types and methods by @Sicheng-Pan in #5700
• [BUG] Remove chroma crate from default tracing list by @jasonvigil in #5706
• [ENH] Set crate version numbers for 2025-10-21 release. by @rescrv in #5702
• [ENH] Schema helpers for rust client by @Sicheng-Pan in #5707
• [CLN] Cleanup schema errors by @Sicheng-Pan in #5711
• [ENH] Add a README.md to the Chroma crate. by @rescrv in #5708
• [CHORE] Set v0.5.0 for chroma by @rescrv in #5713
• [ENH] Python client cleanup: export hosted ef from utils, fix sparse auto-embed by @jairad26 in #5710
• [BUG] Export more missing types by @rescrv in #5712
• [ENH] Add Schema to js client by @jairad26 in #5621
• [BUG]: Populate ef and space from config if schema is none by @sanketkedia in #5704
• [CHORE] Add stateful quota for num functions. by @rescrv in #5630
• [CHORE][chroma] Use a collection per test rather than database per test. by @rescrv in #5717
• [DOC] Make codetheweb and rescrv co-owners of the crates we publish for the client. by @rescrv in #5718
• Revert "[ENH] Smooth frontend deployment rollout process (#5601)" by @jasonvigil in #5719
• [BUG]: Fix erroneous priority rollback guard in NAC by @tanujnay112 in #5560
• [BUG]: (Rust client): fix collection.modify() API path by @codetheweb in #5722
• [BUG]: Prevent persisting hnsw to disk when direct_hnsw is enable by @tanujnay112 in #5724
• [CLN]: remove v1 of garbage collection by @codetheweb in #5627
• [ENH]: Added SysDB functionality for TaskRunner support by @tanujnay112 in #5685
• [BUG] Default create path with no config or schema does not populate default ef in schema by @jairad26 in #5726
• [ENH] Embed query strings in search api by @jairad26 in #5599
• [DOC] Sync docs by @drewkim in #5705
• [ENH]: Support Key object in schema by @sanketkedia in #5721
• [DOC] Document search API by @Sicheng-Pan in #5521
• [ENH]: Add Rust task client and execution operators by @tanujnay112 in #5686
• [ENH]: modify collection updates schema by @sanketkedia in #5730
• [BUG]: fix typo in collection_upsert() handler: AuthzAction::Update -> Upsert by @codetheweb in #5737
• [BUG] Catch panic when applied migration exceeds source migrations in sqlite by @jairad26 in #5738
• [RELEASE] Python 1.2.2 by @jairad26 in #5739

Full Changelog: 1.2.1...1.2.2

Version: 1.1.1
Git ref: refs/tags/1.1.1
Build Date: 2025-10-05T02:52
PIP Package: chroma-1.1.1.tar.gz
Github Container Registry Image: :1.1.1
DockerHub Image: :1.1.1

What's Changed

• [ENH] Tenant override for bm25 by @Sicheng-Pan in #5483
• [ENH] Allow specifying sysdb nodeSelector and tolerations by @jasonvigil in #5485
• [BLD]: strip debug symbols from JS bindings by @codetheweb in #5486
• [CHORE] Sort SparseEmbeddings in EFs in ascending order by @jairad26 in #5488
• [ENH] Update Fastembed embedding function with more parameters, add bm25 embedding function by @jairad26 in #5489
• [BUG] Search should not error on empty collection by @Sicheng-Pan in #5494
• [BUG] Distance calculations sporadically fail on sse. by @rescrv in #5500
• [CHORE] Hard delete for manually GC'ed collections by @rescrv in #5490
• [BUG]: Revert serde_bytes deserialize by @sanketkedia in #5501
• [ENH] Log the number of bytes in the parse_json span. by @rescrv in #5505
• [BUG] The total_records_post_compaction column could be inaccurate. by @rescrv in #5497
• [CHORE] make add_tracing_middleware fn public by @c-gamble in #5510
• [CHORE] Update default sparse vector dimension quota by @Sicheng-Pan in #5502
• [ENH] Implement row iterator for search result by @Sicheng-Pan in #5498
• [ENH] Implements RRF helper expression by @Sicheng-Pan in #5499
• [ENH] Allow dict as search args by @Sicheng-Pan in #5503
• [BLD]: fix Tiltfile dependencies by @codetheweb in #5514
• [ENH] Improve our usage of the AWS S3 SDK. by @rescrv in #5506
• [CHORE] move middleware helper behind a feature in chroma-tracing by @c-gamble in #5515
• [BUG] Fix equality override for search key by @Sicheng-Pan in #5518
• [CHORE] Do not log errors stemming from NotFound files. by @rescrv in #5516
• [ENH] add sitemap to docs.trychroma.com by @philipithomas in #5519
• [BUG]: update collection_metadata.updated_at timestamp when row is updated by @codetheweb in #5525
• [CLN] Remove unused, under-tested object store backend for storage. by @rescrv in #5530
• [ENH]: Schema types by @sanketkedia in #5509
• [BLD] Add a concurrency group to our PR checks workflow by @eculver in #5054
• [CHORE] Do not trace errors stemming from NotFound sparse indexes by @jasonvigil in #5531
• [ENH] Support a read-only mode for the rust log service. by @rescrv in #5534
• Revert "[CHORE] CI failed with INTERNALERROR" by @rescrv in #5535
• [ENH] Make it so the rust log service can start without a dirty log. by @rescrv in #5537
• [ENH] Add headless login to the CLI by @itaismith in #5538
• Revert "Revert "[CHORE] CI failed with INTERNALERROR"" by @jasonvigil in #5542
• [RELEASE] Python 1.1.1, CLI 1.1.11, JS 3.0.17 by @itaismith in #5541

Full Changelog: 1.1.0...1.1.1

CLI release.

Version: 1.1.0
Git ref: refs/tags/1.1.0
Build Date: 2025-09-16T21:23
PIP Package: chroma-1.1.0.tar.gz
Github Container Registry Image: :1.1.0
DockerHub Image: :1.1.0

What's Changed

• [ENH]: fix high cardinality compaction metrics by @codetheweb in #5461
• [ENH] A control interface for GC. by @rescrv in #5218
• [CHORE] remove tilt_config.yaml by @rescrv in #5440
• [CHORE] Bump min stack size because it encounters stack overflow otherwise (rare) by @rescrv in #5463
• [RELEASE] JS 3.0.15 by @itaismith in #5464
• [BUG] Remove rc/**-**-** branch trigger-deploy workflow by @jasonvigil in #5465
• [CHORE] [REVERT]: mark search API not implemented by @codetheweb in #5466
• [ENH] Make rank expr operational in search api by @Sicheng-Pan in #5429
• [ENH] Implement idf modifier for BM25 index by @Sicheng-Pan in #5442
• [TST] Extend property test for seach endpoint by @Sicheng-Pan in #5443
• [CHORE] Box all large futures. by @rescrv in #5467
• [DOC] add warp documentation for mcp server by @c-gamble in #5468
• [ENH] Improve metrics for S3. by @rescrv in #5459
• [ENH] Search API cleanup by @Sicheng-Pan in #5451
• [ENH] Update to use new deploy workflow inputs by @jasonvigil in #5471
• [ENH] Add new methods to ClientManager by @davedash in #5444
• [ENH] Validate metadata and sparse vector by @Sicheng-Pan in #5469
• [ENH] Quota search api by @Sicheng-Pan in #5470
• [ENH] Support id filter in where clause by @Sicheng-Pan in #5472
• [DOC] Add overview to intro and tweak one sentence by @jean-philippe-martin in #4967
• [ENH] ScoutLogs issues a HEAD if possible. by @rescrv in #5376
• [ENH] increase cloud quotas in docs + defaults by @philipithomas in #5477
• Chroma <> mem0 by @parshvadaftari in #5425
• [ENH] Add a ready variant of the uncompacted records metric. by @rescrv in #5480
• [CHORE] Remove from k8s anything relating to go logservice. by @rescrv in #5441
• [ENH] add query config on collection configuration, splade, and bm25 efs by @jairad26 in #4901
• [CHORE] Remove unneeded assigned_node method by @davedash in #5479
• [BUG] Perform read-repair on collections that get written to but have a crash before manifest write. by @rescrv in #5476
• [CLN] Remove forked code path for pull logs. by @rescrv in #5460
• [DOC] - Adds typescript basics video by @tjkrusinskichroma in #5481
• [CHORE] Log a metric to track when the log needs to purge dirty. by @rescrv in #5482
• [CLN] Remove the go log service code and Docker. by @rescrv in #5448
• [RELEASE] Python 1.1.0, CLI 1.1.10, JS 3.0.16 by @jairad26 in #5484

New Contributors

• @davedash made their first contribution in #5444
• @jean-philippe-martin made their first contribution in #4967
• @parshvadaftari made their first contribution in #5425

Full Changelog: 1.0.21...1.1.0

CLI release.

Version: 1.0.21
Git ref: refs/tags/1.0.21
Build Date: 2025-09-11T22:34
PIP Package: chroma-1.0.21.tar.gz
Github Container Registry Image: :1.0.21
DockerHub Image: :1.0.21

What's Changed

• [ENH]: Propagate cancellations to NAC queue by @tanujnay112 in #5129
• [ENH] Update auth hooks to return user identity by @drewkim in #5305
• [ENH] Add AVX512 support to distance calculations by @jairad26 in #5277
• [ENH] Update CLI connection string to CloudClient by @kylediaz in #5304
• [TST] Remove RUSTFLAGS on rust tests, increase distance threshold by @jairad26 in #5307
• [ENH] Add requesting tenant as a requester:UUID scorecard tag by @rescrv in #5306
• [DOC] Revert: Add WordPress (AI Engine Pro) to Chroma integrations by @kylediaz in #5311
• Revert "[ENH] Update CLI connection string to CloudClient" by @kylediaz in #5308
• [ENH] Update JS client to include get_collection_by_crn by @drewkim in #5309
• [ENH] Update CLI connection string to CloudClient by @kylediaz in #5312
• [ENH] Add new internal spann config nreplica_count to limit number of centers considered on write by @jairad26 in #5313
• [BLD] Remove avx512 rustflags from Dockerfile by @jairad26 in #5317
• [BUG]: Fixing wrong parameter use in httpx limits by @tazarov in #5319
• [ENH]: reduce garbage collector memory usage by @codetheweb in #5318
• [ENH] add ExternalCollectionReadContext to MeterEvent enum by @c-gamble in #5320
• [ENH] Add update_tenant and get_collection_by_crn to Python client by @drewkim in #5310
• [ENH]: fix garbage collector version "hole" invariant by @codetheweb in #5321
• Revert "[ENH] Add update_tenant and get_collection_by_crn to Python client" by @drewkim in #5326
• [BUG]: don't create a version file for every get_or_create collection call by @codetheweb in #5176
• [ENH]: allow adding annotations to SysDb deployment in Helm chart by @codetheweb in #5331
• [CHORE]: bump Rust version to 1.85 by @codetheweb in #5333
• [TST]: fix flaky garbage collector test errors_on_empty_file_paths by @codetheweb in #5335
• [ENH]: skip DockerHub login in CI if there are no credentials by @codetheweb in #5336
• [CLN]: use common Tower layer for propagating trace/span IDs to gRPC servers by @codetheweb in #5330
• [CHORE]: bump jemalloc_pprof version by @codetheweb in #5340
• [CLN]: remove PrefetchRecordOperator by @codetheweb in #5345
• [DOC] Fix getting started code by @kylediaz in #5349
• [CHORE] Squash yet another soft-deleted collection path. by @rescrv in #5351
• [CHORE] Disable core dumps. by @rescrv in #5346
• [ENH][wal3] Link append_batch to the append span \forall append spans. by @rescrv in #5355
• [TST]: don't parallelize test_cross_version_persist by @codetheweb in #5348
• [ENH]: update the version file prefix to match the prefix used by segments by @codetheweb in #5358
• [ENH] Make a describe-all.txt that describes the cluster state after testing. by @rescrv in #5359
• [DOC] Fix Google Gemini EF typo by @itaismith in #5372
• [ENH]: Reduce default max elements by @sanketkedia in #5361
• [ENH]: fix high latency & response errors of frontend -> query service calls during rollout by @codetheweb in #5316
• [ENH]: add span attributes to link to new trace trees (prefetch, job spawning) by @codetheweb in #5338
• [ENH]: add metrics for log client & compactor by @codetheweb in #5339
• [BUG] Reduce RFE metric cardinality by @jasonvigil in #5373
• [ENH] Cut out the go log service. by @rescrv in #5369
• Revert "[ENH] Cut out the go log service." by @rescrv in #5382
• [CHORE] CI failed with INTERNALERROR by @rescrv in #5380
• [ENH][log] Cache the manifest and etag. by @rescrv in #5368
• [DOC] Remove extraneous code block by @kylediaz in #5384
• [CHORE] Fix JS CI by @itaismith in #5393
• [ENH] Implement sparse vector support by @Sicheng-Pan in #5257
• [DOC] Fix typo in user role description by @VictorioBerra in #5394
• [ENH] Integrate sparse index into metadata segment by @Sicheng-Pan in #5314
• [ENH] Implement new search endpoint by @Sicheng-Pan in #5323
• [ENH] Split knn orchestrators for reuse by @Sicheng-Pan in #5347
• [ENH] Implement search orchestrators by @Sicheng-Pan in #5354
• [ENH] Implement search for python client by @Sicheng-Pan in #5362
• [BUG] Reduce RFE metric cardinality by @jasonvigil in #5395
• [CLN]: Remove spans + add tracing for slow operations by @sanketkedia in #5398
• [CHORE] add metrics for metering events sent to receiver by @c-gamble in #5401
• [CHORE] trace exact send error by @c-gamble in #5408
• [ENH] Update scorecard usage for search endpoint by @Sicheng-Pan in #5412
• [BUG] Proxy wal3's backoff error without log contention. by @rescrv in #5410
• [ENH]: improve Tilt up/down by @codetheweb in #5378
• [ENH] Explicitly convert SlowDown from S3 to StorageError::Backoff by @rescrv in #5377
• [DOC] Update quota limit by @kylediaz in #5416
• [ENH] Cut out the go log service. (#5369) by @rescrv in #5411
• [BUG] Sparse vector index incorrect blockfile path by @Sicheng-Pan in #5418
• [BUG] No go errors for GetAllCollectionInfoToCompact. by @rescrv in #5422
• [CHORE] Update blacksmith runners to 24.04 by @rescrv in #5437
• [DOC] Add quota for max # of records per write op by @jairad26 in #5438
• [ENH] Update search API auth & meter event type by @Sicheng-Pan in #5427
• [ENH] Unimplement Hash + Eq for KnnQuery by @Sicheng-Pan in #5397
• [ENH] Update sparse vector similarity metric by @Sicheng-Pan in #5406
• [ENH] Transpose search api response by @Sicheng-Pan in #5414
• [ENH]: Load HNSW index without disk intermediary by @tanujnay112 in #5159
• [ENH]: Add HNSW loading from memory to the write path by @tanujnay112 in #5399
• [ENH][PERF] Optimize block decoding by @HammadB in #5396
• [PERF]: improve Python client write throughput by @codetheweb in #5431
• [DOC] Package search docs by @philipithomas in #5445
• [DOC] Fix build fail on docs by @itaismith in #5449
• [DOC] Fix codeblock build fail by @itaismith in #5450
• [CHORE]: mark search API not implemented by @codetheweb in #5452
• [BUG] Allow SparseVector values in metadata for JS by @itaismith in #5456
• [CHORE] Refactor the log client to always use memberlist. by @rescrv in #5439
• [RELEASE] CLI 1.1.9, Python 1.0.21, JS 3.0.15 by @itaismith in #5457

New Contributors

• @VictorioBerra made their first contribution in #5394

Full Changelog: 1.0.20...1.0.21

CLI release.