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LLM Benchmarks

See how today's leading models write Spacetime code, scored task by task on live modules.

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Claude Opus 5

Rust · With Guidelines · 2026-09-02
96.8%Task Pass Rate
184/190Checks Passed
83Total Evals

Pass Rate Over Time

Click a data point to view results from that date.

auth

100% · 9 evals
PassTaskChecksRun Time
Auth Identity Check1/120.7s
Private Vs Public Table1/116.6s
Registered User Gate1/115.7s
Admin Bootstrap1/125.9s
Role Based Access1/118.8s
Ban List1/121.3s
Rate Limit1/117.3s
Shared Document1/121.5s
Secure Projection2/218.6s

basics

90% · 15 evals
PassTaskChecksRun Time
Empty Reducers1/125.3s
Basic Tables0/124.9s
Scheduled Table0/122.4s
Struct In Table0/118.0s
Insert2/217.7s
Update3/324.8s
Delete3/318.8s
Crud4/418.5s
Index Lookup3/325.4s
Init4/418.4s
Connect1/119.2s
Helper Function3/317.4s
Schedule At Time1/125.7s
Cancel Schedule1/127.2s
Lifecycle Player1/124.6s

data modeling

100% · 6 evals
PassTaskChecksRun Time
Event Table1/128.4s
Optional Fields1/127.5s
Cascade Delete1/129.2s
Filter And Aggregate1/130.7s
Wo Table Join1/134.6s
Unique Constraint1/129.3s

lifecycle

100% · 3 evals
PassTaskChecksRun Time
Scheduled Materialization4/433.2s
Connection Scoped Presence4/432.0s
Scheduled Private3/332.9s

migrations

100% · 3 evals
PassTaskChecksRun Time
Automatic Migration3/355.6s
Incremental Migration4/455.2s
Hot Swap Compatibility2/254.7s

procedures

100% · 8 evals
PassTaskChecksRun Time
Procedure Return2/213.9s
Http Fetch2/223.7s
Fetch And Store3/324.3s
Scheduled Procedure3/323.6s
Http Handler2/220.7s
Http Router2/224.9s
Idempotent Webhook3/320.9s
External Upload Flow4/424.3s

queries

100% · 8 evals
PassTaskChecksRun Time
View Basic1/116.9s
View Per User1/120.6s
Range Query1/118.2s
Sort And Limit1/118.5s
Find First1/120.1s
Select Distinct1/121.3s
Count Without Collect1/121.3s
Multi Column Filter1/127.2s

reducers

100% · 6 evals
PassTaskChecksRun Time
Atomic Idempotent Transfer5/523.8s
Nested Update3/318.6s
Nested Cascade Delete11/1121.1s
Batched Delete4/419.8s
Deterministic Context5/515.1s
Reducer Result Table2/221.6s

schema

100% · 10 evals
PassTaskChecksRun Time
Spacetime Product Type3/320.3s
Spacetime Sum Type3/319.9s
Elementary Columns3/319.5s
Product Type Columns3/314.6s
Sum Type Columns3/317.4s
Scheduled Columns2/222.7s
Constraints3/318.6s
Many To Many5/525.8s
Ecs7/726.8s
Multi Column Index5/520.6s

tables

86% · 8 evals
PassTaskChecksRun Time
Normalized Collection0/116.6s
Heartbeat Isolation1/125.8s
Binary Storage2/226.8s
Normalized Schema0/125.9s
Denormalized Index4/418.9s
Autoinc Reference2/216.3s
Default Values2/238.6s
Special Types1/123.8s

views

93% · 7 evals
PassTaskChecksRun Time
Hree Table Join2/226.6s
Semijoin Intersection1/222.8s
Imestamp Window2/222.3s
Index And Filter2/224.2s
Materialized Aggregate2/225.3s
Query Builder View2/224.9s
View Primary Key2/224.9s