Observed changes

Parameter differences between releases of xai-org/x-algorithm, recorded automatically.

Watcher healthy · last checked 3h ago · no new release (atom)
Tracking 277 parameters · 67 successful checks · runs daily

What is watched

SourceFileItems
Scoring parameters params177
Account enforcement rules enforce_user35
Pipeline constants constants26
Bot enforcement policy bdsm_policy16
Post enforcement rules enforce_post13
PageRank config usercred10

Releases

DateCommit ParametersChanges
2026-10-09 cb45b55 277 0
2026-10-08 35650fb 277 7
2026-10-07 78460ca 271 2
2026-10-06 e62790c 271 7
2026-10-03 b412112 272 9
2026-10-02 76843a5 264 5
2026-10-01 b79b947 259 2
2026-09-30 77d431a 259 6
2026-09-29 a707cc2 259 5
2026-09-26 4c5cfe8 259 0
2026-09-25 bf7db1b 259 0
2026-09-24 44d37eb 259 23
2026-09-23 1b3fec2 281 5
2026-09-22 3aa0fa3 279 8
2026-09-18 c279172 290 0
2026-09-18 8b25829 273 20
2026-09-17 42266f3 290 8
2026-09-16 fad2f71 293 1
2026-09-15 2d4a03c 293 1
2026-09-12 6bb4594 292 0
2026-09-10 fee1d0f 292 0
2026-09-09 75d93d9 292 0
2026-09-08 49815da 292 3
2026-09-04 9b0dc31 290 2
2026-09-04 902a06f 290 0
2026-09-02 85ac72a 288 1
2026-09-01 6384ca7 342 3
2026-09-01 7ba7768 288 55
2026-08-28 24c6094 340 0
2026-08-28 bc8e5f0 341 1
2026-08-26 45b48ba 340 0
2026-08-25 0d3cdd8 340 16
2026-08-24 d011592 339 0
2026-08-21 28e414f 339 0
2026-08-20 d0cef2f 339 2
2026-08-19 aad7179 337 0
2026-08-18 11a71f8 337 0
2026-08-17 b089ce6 337 4
2026-08-14 c65aa17 336 6
2026-08-13 a389166 330 baseline
2026-05-15 0bfc279 — baseline
2026-01-20 aaa167b — baseline

Changes

ItemSourceChange FromToRelease
FEED_MODULE_SLOTS Pipeline constants changed 4 5 35650fb
VIDEO_CAROUSEL_EXTRA_CANDIDATES Pipeline constants added — 30 35650fb
VIDEO_CAROUSEL_MAX_VIDEOS Pipeline constants added — 5 35650fb
VIDEO_CAROUSEL_MIN_VIDEOS Pipeline constants added — 3 35650fb
EnableVideoCarousel Scoring parameters added — false 35650fb
VideoCarouselFatigueMinutes Scoring parameters added — 60 35650fb
VideoCarouselPosition Scoring parameters added — 6 35650fb
EnablePopularPostsSource Scoring parameters changed false true 78460ca
PostUnexploredWeight Scoring parameters changed 0.02 0.015 78460ca
EnableHomeExcursionScores Scoring parameters added — false e62790c
EnableUnderTheHood Scoring parameters added — false e62790c
PopularPostsMaxPerAuthor Scoring parameters removed 3 — e62790c
PopularPostsMaxRepliesRepostsPerAuthor Scoring parameters removed 0 — e62790c
PopularPostsTopAuthors Scoring parameters removed 1000 — e62790c
RetrievalCandidatesKafkaMaxCandidates Scoring parameters changed 200 100000 e62790c
VMRankerClusterId Scoring parameters changed "Experiment6" "Experiment1" e62790c
EnableAdsAuthorBrandSafetyFallback Scoring parameters added — false b412112
EnableAdsBrandSafetyVerdictV2 Scoring parameters changed false true b412112
EnablePhoenixOonReplies Scoring parameters added — false b412112
EnablePopularPostsSource Scoring parameters added — false b412112
PopularPostsMaxPerAuthor Scoring parameters added — 3 b412112
PopularPostsMaxRepliesRepostsPerAuthor Scoring parameters added — 0 b412112
PopularPostsMaxResults Scoring parameters added — 500 b412112
PopularPostsTopAuthors Scoring parameters added — 1000 b412112
VMRankerSendPacingInputs Scoring parameters added — false b412112
EnableSidSource Scoring parameters added — false 76843a5
SidSourceMaxPerSeed Scoring parameters added — 100 76843a5
SidSourceMaxResults Scoring parameters added — 800 76843a5
SidSourceMaxSeeds Scoring parameters added — 50 76843a5
SidSourceMinPrefixDepth Scoring parameters added — 3 76843a5
FeedSurveyFatigueHours Scoring parameters removed 24 — b79b947
FeedSurveyFatigueMinutes Scoring parameters added — 1440 b79b947
ColdStartFollowerCap Scoring parameters changed 1000 50000 77d431a
ColdStartImpressionThreshold Scoring parameters changed 1000 200 77d431a
ColdStartMaxPostAgeSecs Scoring parameters changed 172800 7200 77d431a
EnableColdStartThompsonSampling Scoring parameters changed false true 77d431a
LowImpressionsMaxPositionRatio Scoring parameters changed 0.85 0.97 77d431a
PhoenixColdStartMaxResults Scoring parameters changed 0 200 77d431a
ClickWeight Scoring parameters changed 0.4 0.3 a707cc2
ContClickDwellTimeWeight Scoring parameters changed 0.0 0.4 a707cc2
NotInterestedWeight Scoring parameters changed -43.2 -47.52 a707cc2
PhoenixRetrievalExcludeSeenPosts Scoring parameters added — false a707cc2
UseEngagementCounterViewCountForImpressionBoost Scoring parameters removed true — a707cc2
AuthorDiversityDecay Scoring parameters removed 0.5 — 44d37eb
AuthorDiversityFloor Scoring parameters removed 0.25 — 44d37eb
CachedPostsReuseWeightedScore Scoring parameters removed false — 44d37eb
ContActiveSecs5mResidualNormWeight Scoring parameters removed 0.0 — 44d37eb
EnableAuthorDiversity Scoring parameters removed true — 44d37eb
EnableCdwellOnImpr Scoring parameters removed false — 44d37eb
EnableMultiplicativePostUnexplored Scoring parameters removed false — 44d37eb
EnableOonRescoreForInNetworkRepliesRetweets Scoring parameters removed true — 44d37eb
EnableVMRanker Scoring parameters removed true — 44d37eb
MultiplicativePostUnexploredAlpha Scoring parameters removed 0.0 — 44d37eb
MultiplierPreOffset Scoring parameters removed false — 44d37eb
NewUserAgeThresholdSecs Scoring parameters removed 0 — 44d37eb
NewUserOonWeightFactor Scoring parameters removed 0.00001 — 44d37eb
OonWeightFactor Scoring parameters removed 0.75 — 44d37eb
PostUnexploredWeightInNetworkOnly Scoring parameters removed true — 44d37eb
TopicOonWeightFactor Scoring parameters removed 0.5 — 44d37eb
VMRankerClusterId Scoring parameters changed "Experiment3" "Experiment6" 44d37eb
VMRankerComputeValueModel Scoring parameters removed false — 44d37eb
VMRankerDppMaxSelectedRank Scoring parameters removed 150 — 44d37eb
VMRankerDppTheta Scoring parameters removed 0.65 — 44d37eb
VMRankerSendValueModelInputs Scoring parameters removed false — 44d37eb
WeightPerturbationSalt Scoring parameters removed "" — 44d37eb
WeightPerturbationSigma Scoring parameters removed 0.0 — 44d37eb
CachedPostsReuseWeightedScore Scoring parameters added — false 1b3fec2
PhoenixMOEMaxResults Scoring parameters changed 200 0 1b3fec2
PhoenixMoeColdStartMaxResults Scoring parameters changed 0 200 1b3fec2
PhoenixRetrievalMOEInferenceClusterId Scoring parameters changed "Experiment3Memy04" "Experiment2Memy04" 1b3fec2
VMRankerSendDebiasInputs Scoring parameters added — false 1b3fec2
NEW_USER_OON_WEIGHT_FACTOR Pipeline constants removed 0.00001 — 3aa0fa3
NewUserOonWeightFactor Scoring parameters added — 0.00001 3aa0fa3
PhoenixMoeColdStartMaxResults Scoring parameters added — 0 3aa0fa3
RetrievalCandidatesKafkaMaxCandidates Scoring parameters added — 200 3aa0fa3
RetrievalCandidatesKafkaSamplePercent Scoring parameters added — 5.0 3aa0fa3
SimclustersMaxCandidateAgeHours Scoring parameters added — 48 3aa0fa3
VMRankerComputeValueModel Scoring parameters added — false 3aa0fa3
VMRankerSendValueModelInputs Scoring parameters added — false 3aa0fa3
DwellRegretAlphaFavorite Scoring parameters removed 1.0 — 8b25829
DwellRegretAlphaQuote Scoring parameters removed 1.0 — 8b25829
DwellRegretAlphaReply Scoring parameters removed 1.0 — 8b25829
DwellRegretAlphaRetweet Scoring parameters removed 1.0 — 8b25829
DwellRegretAlphaShare Scoring parameters removed 1.0 — 8b25829
DwellRegretAlphaShareViaCopyLink Scoring parameters removed 1.0 — 8b25829
DwellRegretAlphaShareViaDm Scoring parameters removed 1.0 — 8b25829
DwellRegretDwellFloor Scoring parameters removed 1.0 — 8b25829
DwellRegretGateBias Scoring parameters removed 1.033918 — 8b25829
DwellRegretGateHysteresisBand Scoring parameters removed 0.0 — 8b25829
DwellRegretGateThreshold Scoring parameters removed -0.634264 — 8b25829
DwellRegretGateWeights Scoring parameters removed "seq_len:0.530298,n_fav:-0.082139,n_reply:0.485541,n_rt_quote:0.056561,n_vqv:-0.072778,n_click:-0.176675,n_bm_share:-0.167574,n_profile_follow:-0.221285,n_photo:-0.106004,n_negfb:0.031839,n_7d:-0.075799,n_1d:-0.241730,active_days:0.047017,active_days_7d:-0.126896,days_since_last:-0.034238,span_days:-0.052186,followers:-0.066642,followings:0.064140,account_age_years:-0.045455" — 8b25829
DwellRegretNegBlockAuthor Scoring parameters removed -8000.0 — 8b25829
DwellRegretNegMuteAuthor Scoring parameters removed -15000.0 — 8b25829
DwellRegretNegNotInterested Scoring parameters removed -10000.0 — 8b25829
DwellRegretNegReport Scoring parameters removed -60000.0 — 8b25829
DwellRegretTemperature Scoring parameters removed 10.0 — 8b25829
PhoenixColdStartMaxResults Scoring parameters added — 0 8b25829
PhoenixRetrievalMOEInferenceClusterId Scoring parameters changed "Experiment2Memy04" "Experiment3Memy04" 8b25829
ValueModelMode Scoring parameters removed "weighted" — 8b25829
ClickDwellLowFavRatePenaltyAlpha Scoring parameters removed 0.5 — 42266f3
ClickDwellLowFavRatePenaltyBaseline Scoring parameters removed 0.01 — 42266f3
ClickDwellLowFavRatePenaltyCap Scoring parameters removed 1.0 — 42266f3
ClickDwellLowFavRatePenaltyFloor Scoring parameters removed 0.01 — 42266f3
ColdStartMaxPostAgeSecs Scoring parameters changed 86400 172800 42266f3
EnableCdwellOnImpr Scoring parameters added — false 42266f3
EnableClickDwellLowFavRatePenalty Scoring parameters removed false — 42266f3
EnableFavHoldout Scoring parameters added — false 42266f3
EnableAdsBrandSafetyVerdictV2 Scoring parameters changed true false fad2f71
EnableResponseDiversityStatsExperimentBucket Scoring parameters added — false 2d4a03c
PhoenixRetrievalMOEInferenceClusterId Scoring parameters changed "Experiment1Fou" "Experiment2Memy04" 49815da
WeightPerturbationSalt Scoring parameters added — "" 49815da
WeightPerturbationSigma Scoring parameters added — 0.0 49815da
very_high_follower_count Account enforcement rules added — when: cred.follower_count >= 12.34 then: kind: skip reason: very_high_follower_count 9b0dc31
PhoenixExperimentOverrides Scoring parameters added — "" 9b0dc31
PhoenixRetrievalAggregationType Scoring parameters changed "DENSE_WITH_SHORT_DWELL" "DENSE_WITH_LONG_DWELL" 85ac72a
AdsBlenderType Scoring parameters changed "partition_organic_low_risk" "multi_risk" 7ba7768
ABUSIVE_HIGH_RECALL_USER_DROP Visibility rules removed recommendations only — 7ba7768
BOUNCE_DROP Visibility rules removed all timelines — 7ba7768
COMPROMISED_USER_DROP Visibility rules removed recommendations only — 7ba7768
DEACTIVATED_AUTHOR_DROP Visibility rules removed all timelines — 7ba7768
DO_NOT_AMPLIFY_DROP Visibility rules removed recommendations only — 7ba7768
DO_NOT_AMPLIFY_NON_FOLLOWER_USER_DROP Visibility rules removed recommendations only — 7ba7768
DropExclusiveTweetContentRule Visibility rules removed all timelines — 7ba7768
DropLegalTakendownPostRule Visibility rules removed all timelines — 7ba7768
DropLocalLawsTakendownPostRule Visibility rules removed all timelines — 7ba7768
DropStaleTweetsRule Visibility rules removed all timelines — 7ba7768
DropTweetsWithDmcaMediaRule Visibility rules removed recommendations only — 7ba7768
DropTweetsWithGeoRestrictedMediaRule Visibility rules removed recommendations only — 7ba7768
ERASED_AUTHOR_DROP Visibility rules removed all timelines — 7ba7768
FOR_EMERGENCY_USE_ONLY_DROP Visibility rules removed all timelines — 7ba7768
FOSNR_ABUSE_DROP Visibility rules removed all timelines — 7ba7768
FOSNR_ABUSE_INSULTS_OON_DROP Visibility rules removed recommendations only — 7ba7768
FOSNR_CIVIC_INTEGRITY_DROP Visibility rules removed all timelines — 7ba7768
FOSNR_HATEFUL_CONDUCT_DROP Visibility rules removed all timelines — 7ba7768
FOSNR_VIOLENT_SPEECH_DROP Visibility rules removed all timelines — 7ba7768
GORE_AND_VIOLENCE_HIGH_PRECISION_DROP Visibility rules removed recommendations only — 7ba7768
GORE_AND_VIOLENCE_INTERSTITIAL Visibility rules removed all timelines — 7ba7768
IMPERSONATION_HIGH_PRECISION_USER_DROP Visibility rules removed recommendations only — 7ba7768
MALICIOUS_URL_DROP Visibility rules removed recommendations only — 7ba7768
MutedRetweetsRule Visibility rules removed all timelines — 7ba7768
NSFW_ADMIN_AUTHOR_DROP Visibility rules removed recommendations only — 7ba7768
NSFW_AVATAR_IMAGE_USER_DROP Visibility rules removed recommendations only — 7ba7768
NSFW_BANNER_IMAGE_USER_DROP Visibility rules removed recommendations only — 7ba7768
NSFW_CARD_IMAGE_DROP Visibility rules removed recommendations only — 7ba7768
NSFW_CARD_IMAGE_INTERSTITIAL Visibility rules removed all timelines — 7ba7768
NSFW_HIGH_PRECISION_DROP Visibility rules removed recommendations only — 7ba7768
NSFW_HIGH_PRECISION_INTERSTITIAL Visibility rules removed all timelines — 7ba7768
NSFW_HIGH_PRECISION_USER_DROP Visibility rules removed recommendations only — 7ba7768
NSFW_HIGH_RECALL_DROP Visibility rules removed recommendations only — 7ba7768
NSFW_HIGH_RECALL_USER_DROP Visibility rules removed recommendations only — 7ba7768
NSFW_NEAR_PERFECT_USER_DROP Visibility rules removed recommendations only — 7ba7768
NSFW_TEXT_DROP Visibility rules removed recommendations only — 7ba7768
NSFW_USER_AUTHOR_DROP Visibility rules removed recommendations only — 7ba7768
NsfwAuthorInterstitialRule Visibility rules removed all timelines — 7ba7768
NullcastedTweetDropRule Visibility rules removed all timelines — 7ba7768
OFFBOARDED_AUTHOR_DROP Visibility rules removed all timelines — 7ba7768
PDNA_DROP Visibility rules removed all timelines — 7ba7768
ProtectedAuthorDropRule Visibility rules removed all timelines — 7ba7768
READ_ONLY_USER_DROP Visibility rules removed recommendations only — 7ba7768
SPAM_DROP Visibility rules removed all timelines — 7ba7768
SPAM_HIGH_RECALL_DROP Visibility rules removed recommendations only — 7ba7768
SPAM_HIGH_RECALL_USER_DROP Visibility rules removed recommendations only — 7ba7768
SUSPENDED_AUTHOR_DROP Visibility rules removed all timelines — 7ba7768
SensitiveViewerLoggedOutDropRule Visibility rules removed all timelines — 7ba7768
SensitiveViewerUnderageDropRule Visibility rules removed all timelines — 7ba7768
TWEET_NSFW_ADMIN_DROP Visibility rules removed recommendations only — 7ba7768
TWEET_NSFW_USER_DROP Visibility rules removed recommendations only — 7ba7768
ViewerBlocksAuthorRule Visibility rules removed all timelines — 7ba7768
ViewerMutesAuthorRule Visibility rules removed all timelines — 7ba7768
new Visibility rules removed all timelines — 7ba7768
EnablePhoenixScoreStatsExperimentBucket Scoring parameters added — false 6384ca7
SensitiveViewerNoStatedAgeDropRule Visibility rules removed all timelines — 6384ca7
new Visibility rules added — all timelines 6384ca7
RerankerHeadTag Scoring parameters added — 0 bc8e5f0
act_requested_actions Post enforcement rules added — when: "size(score.requested_actions) > 0" then: kind: act_requested_actions 0d3cdd8
act_requested_actions Account enforcement rules added — when: "size(score.requested_actions) > 0" then: kind: act_requested_actions 0d3cdd8
panda_reports_embedding_v10_rough_spam Account enforcement rules added — when: '"panda_reports_embedding_v10_rough_spam" in score.labels' then: { kind: act_suspend_user, perm: false, policy: "PlatformManipulation" } 0d3cdd8
platform_row_without_requested_actions Account enforcement rules added — when: '"abuse_platform_requested_actions" in score.labels && size(score.requested_actions) == 0' then: kind: skip reason: platform_row_without_requested_actions 0d3cdd8
ColdStartTsTopK Scoring parameters changed 5 2 0d3cdd8
DwellWeight Scoring parameters changed 0.0 0.05 0d3cdd8
EnableAdsBrandSafetyVerdictV2 Scoring parameters changed false true 0d3cdd8
EnableMpnScoring Scoring parameters removed false — 0d3cdd8
MultiplierPreOffset Scoring parameters added — false 0d3cdd8
PhoenixAggregationType Scoring parameters changed "DENSE_WITH_SHORT_DWELL" "DENSE_WITH_LONG_DWELL" 0d3cdd8
ShadowTrafficPhoenixClusterRates Scoring parameters changed vec!["Experiment6Fou:1.5".to_string()] vec![] 0d3cdd8
UseServedSlateContext Scoring parameters removed false — 0d3cdd8
VMRankerSendHeadWeights Scoring parameters removed false — 0d3cdd8
VMRankerValueModelId Scoring parameters removed "dpp" — 0d3cdd8
VideoOpenWeight Scoring parameters changed 0.05 0.07 0d3cdd8
VqvWeight Scoring parameters changed 0.05 0.0 0d3cdd8
EnableAiTrendFeedbackContext Scoring parameters added — false d0cef2f
UseServedSlateContext Scoring parameters added — false d0cef2f
min_actions_for_enforcement Bot enforcement policy changed 30 999999 b089ce6
version Bot enforcement policy changed "2026-08-13" "2026-08-14" b089ce6
FOLLOWING_MAX_RESULT_SIZE Pipeline constants changed 100 110 b089ce6
EnableAdsBrandSafetyVerdictV2 Scoring parameters added — false b089ce6
ColdStartBetaAlpha0 Scoring parameters added — 0.75 c65aa17
ColdStartBetaBeta0 Scoring parameters added — 49.25 c65aa17
ColdStartImpressionScale Scoring parameters added — 1.0 c65aa17
ColdStartTrackedIds Scoring parameters added — "" c65aa17
ColdStartTsTopK Scoring parameters added — 5 c65aa17
EnableColdStartThompsonSampling Scoring parameters added — false c65aa17