Temporal vs Weaviate

Temporal

Weaviate

Temporal · 16 features

• Activities — Retryable units of work.
• Activity Retries — Declarative retry policies.
• Child Workflows — Nested workflow composition.
• Continue-As-New — Close + restart workflow to prune history.
• Nexus (cross-namespace) — Call workflows across namespaces/teams.
• Queries — Synchronous read of workflow state.
• Saga / Compensations — Rollback pattern via compensating activities.
• Schedules — Cron-like recurring workflows.
• Self-Host — Deploy cluster on your infra.
• Signals — Async messages into a running workflow.
• Timers — Durable sleeps — hours, days, months.
• Update — Synchronous RPC into workflow with validation.
• Visibility + Search Attrs — Query workflow state via Elasticsearch/native store.
• Web UI — Inspect workflow history, events, stack.
• Workflows — Durable, replayable, long-running functions.
• Workflow Versioning — Patch workflow code without breaking in-flight runs.

Weaviate · 13 features

• Backups — S3, GCS, Azure Blob backup destinations.
• BYOC — Run managed Weaviate in your own cloud account.
• Compression (PQ/BQ/RQ) — Reduce vector memory footprint by up to 32x.
• Dynamic Indexing — HNSW + flat + dynamic index selection.
• Generative Search — Search + RAG answers in one API call.
• Hybrid Search — Combine BM25 + dense vector search in one query.
• Modular Vectorizers — 60+ plug-in vectorizers + generative AI modules.
• Multi-Tenancy — Per-tenant isolated vector stores in one cluster.
• Query Agent (AI) — Agentic natural-language query generator.
• RBAC — Role-based access control for collections + tenants.
• Replication — Multi-node async + sync replication.
• Self-Host (OSS) — BSD-3 licensed. Docker + k8s Helm.
• Structured Filters — Metadata filters pre + post vector search.