9.7.3

9.7.3 / 2026-06-26

• types(model): correct Model.validate() return type to Promise #16340 #16338
• types: use @standard-schema/spec for StandardSchema types rather than inlining #16341 #16339

9.7.2

9.7.2 / 2026-06-22

• fix(documentarray): reindex subdocs after array reordering and removal so subsequent nested changes save using the correct path #16282 AbdelrahmanHafez
• fix(document): avoid accessing special properties in Document.prototype.get()
• fix(schema): only return own properties in schematype lookups and disallow setting schema paths under special properties
• docs: update homepage sponsor layout

8.24.1

• fix(documentarray): reindex subdocs after array reordering and removal so subsequent nested changes save using the correct path #16282 AbdelrahmanHafez
• fix(document): avoid accessing special properties in Document.prototype.get()
• fix(schema): avoid returning inherited properties from schema path lookups, including paths underneath maps of subdocuments
• fix(clone): isolate cloned arrays from source documents #16281 AbdelrahmanHafez
• types: enable exactOptionalPropertyTypes in TypeScript tests #16287

7.8.10

7.8.10 / 2026-06-22

• fix(document): add additional defensive checks for special properties in Document.prototype.get()
• fix(schema): avoid returning inherited properties from schema path lookups
• docs(schema): add instanceof/typeof checks to default getter examples for populated docs and nullish values #16272 #16250

9.7.1

9.7.1 / 2026-06-17

• perf(document+model): improve save performance by avoiding unnecessary promise allocations and reducing path/default/dirty-state overhead #16331
• fix(schema): include ObjectId regex pattern in toJSONSchema() output #16335 #16334 AbdelrahmanHafez
• fix(populate): split populate into separate queries per document if the resulting $in filter has more than 50k elements to reduce risk of BSON size errors #16333 #5890
• docs: add assistant sidebar with MongoDB Knowledge integration #16311 #16283
• docs: update docs copy buttons, edit links, homepage alignment, and llms.txt generation #16326 #16327 #16329

9.7.0

9.7.0 / 2026-06-09

• feat: add Node.js TracingChannel support for APM instrumentation #16275 #16105 logaretm
• feat(model): add standard schema adapter for models #16308 #16280
• fix(cursor): avoid waiting on buffering to run aggregation middleware #16289 #16284
• fix(document): throw error if overwriting array selected with $slice #16313 #2432
• fix(schema): remove validateSync() union fallback #16310 #16291 AbdelrahmanHafez
• types: cast primitive types within unions when applying create casting #16320 #16316
• docs: add llms.txt #16312 #15687
• docs: rewrite documents docs #16298
• docs(model): clarify some details on model.validate() casting #16308 #16280
• docs(findOneAndUpdate): clarify update handling of undefined #16299
• docs(model): fix link to be absolute #16321 hasezoey

9.6.3

9.6.3 / 2026-05-27

• fix(clone): isolate cloned arrays from source documents #16281 AbdelrahmanHafez
• fix(update): preserve user-provided $setOnInsert.createdAt with overwriteImmutable: true #16278 #15781 AbdelrahmanHafez
• fix(schema): always pass raw string value to error validators, only trim to 30 chars for maxlength validator #16238 #16236 #15550 #15571
• types: add $percentile to TypeScript aggregation expression types #16290 #16288
• docs: update default pool sizes on createConnection() #16295 torbiak-samdesk
• docs: improve code block copy button behavior and sidebar scrolling #16294 DraXx-Van
• docs: remove broken link to deleted schema example #16297 kaseken

8.24.0

8.24.0 / 2026-05-14

• feat(aggregate): add pipelineForUnionWith() helper to allow reusing pipelines with $unionWith in TypeScript #16247 #16041 #16033
• fix(connection): handle calling watch() on disconnected connection #16246 #16034
• types: handle compiling with exactOptionalPropertyTypes #16286 #16273

9.6.2

9.6.2 / 2026-05-08

• fix(document): correctly handle modified subpaths when parent path is unset after modifying #16271 #16252
• types: handle compiling with exactOptionalPropertyTypes #16277 #16273
• chore: align Node version docs and types #16270 AbdelrahmanHafez

9.6.1

9.6.1 / 2026-04-29

• types(objectid): fix _id getter helper on ObjectId #16251 noseworthy