Hasura vs LangSmith

Hasura

LangSmith

Hasura · 14 features

• Actions — Custom resolvers via HTTP.
• Data Connector Hub — Build connectors to any source.
• Event Triggers — DB changes → webhook.
• GraphQL API — Auto GraphQL over relational + NoSQL.
• Hasura DDN (v3) — Multi-source supergraph with OpenDD.
• JWT Auth — Pluggable JWT verification.
• Metadata Migrations — Git-versioned Hasura config.
• Permissions — Row + column + session-based.
• Query Caching — Edge caching with cache-control directive.
• Remote Schemas — Merge external GraphQL into supergraph.
• REST Endpoints — Turn any GraphQL op into REST.
• Scheduled Triggers — Cron + one-off webhook triggers.
• Subscriptions — Live queries via WS.
• Webhook Auth — Custom auth via webhook.

LangSmith · 14 features

• Alerts — Threshold alerts on latency, cost, eval metrics.
• Annotation Queues — Human-review workflows for trace quality rating.
• Custom Dashboards — Aggregate metrics dashboards per project/tag.
• Datasets — Collect examples → use as eval sets or training data.
• Evaluations — LLM-as-judge, embedding similarity, custom Python evaluators, offline batch eval…
• LangChain Integration — Auto-trace any LangChain/LangGraph run with env var.
• LangGraph Integration — First-class trace + eval for LangGraph agents.
• LLM Tracing — Automatic trace every LLM call + tool call + chain step.
• OpenTelemetry Export — Export traces as OTLP to Datadog/Honeycomb/etc.
• Playground — Test prompts + models inline before deploying.
• Prompt Canvas — Visual prompt editor with live test + eval.
• Prompt Hub — Public + private prompt library with versioning.
• Self-Hosted (Enterprise) — Docker + k8s deployment in your infra.
• Threads + Sessions — Group traces into conversational sessions.