Langsmith

{
  "agent_id": "langsmith",
  "name": "Langsmith",
  "url": "https://www.langchain.com/langsmith/observability",
  "logo": "https://agentery.com/logos/CP-5RV2GJ-256.png",
  "niche": "agent-observability-eval",
  "category": "developer-tools-infra",
  "short_summary": "provides observability for AI agents and LLM applications via tracing, monitoring, and automated insights to debug failures and track cost/latency",
  "task_performed": "provides observability for AI agents and LLM applications via tracing, monitoring, and automated insights to debug failures and track cost/latency",
  "inputs_accepted": [
    "trace data from agent/LLM applications via Python",
    "TypeScript",
    "Go",
    "Java SDKs and OpenTelemetry pipelines"
  ],
  "outputs_produced": [
    "traces",
    "monitoring dashboards (cost",
    "latency",
    "error rates",
    "feedback scores)",
    "online eval scores",
    "clustered insights",
    "executive summaries",
    "and webhook/PagerDuty alerts"
  ],
  "integrations_available": [
    "Python SDK",
    "TypeScript SDK",
    "Go SDK",
    "Java SDK",
    "OpenTelemetry",
    "OpenAI SDK",
    "Anthropic SDK",
    "Vercel AI SDK",
    "LlamaIndex",
    "LangChain",
    "LangGraph",
    "Webhooks",
    "PagerDuty"
  ],
  "protocols_or_interfaces": [
    "SDK",
    "webhooks"
  ],
  "industry_fit": [
    "developer tools"
  ],
  "autonomy_level": "infrastructure",
  "human_approval_needed": "unclear",
  "pricing_model": "freemium",
  "price": {
    "observed": true,
    "billing": "freemium",
    "source_kind": "vendor",
    "currency": "USD",
    "lowest_monthly_usd": 39,
    "monthly_usd": 39,
    "headline": "Free plan; paid from $39/mo ($39 per seat/month × 1)",
    "commercial": {
      "entry_offer": {
        "line": "Plus",
        "monthly_native": 39,
        "monthly_usd": 39,
        "commitment": "monthly",
        "basis": "$39 per seat/month × 1",
        "billing_verified": true
      },
      "rates": [
        {
          "line": "Usage",
          "per": "per lsu",
          "text": "$1 per lsu"
        }
      ],
      "currency": "USD",
      "lines": [
        {
          "name": "Developer",
          "price": "$0 / seat per month",
          "kind": "free",
          "billed": "monthly"
        },
        {
          "name": "Plus",
          "price": "$39 / seat per month",
          "kind": "base_subscription",
          "unit": "seat",
          "billed": "monthly"
        },
        {
          "name": "Enterprise",
          "price": "Custom pricing",
          "kind": "custom"
        },
        {
          "name": "Usage",
          "price": "$1.00 / LSU",
          "kind": "usage_rate",
          "unit": "lsu",
          "billed": "usage"
        }
      ]
    },
    "summary": "Free plan; paid from $39/mo ($39 per seat/month × 1). LangSmith offers a free Developer tier, a $39-per-seat monthly Plus tier, custom-priced Enterprise, and additional pay-as-you-go usage charges.",
    "confidence": "high",
    "source_url": "https://www.langchain.com/pricing",
    "checked_at": "2026-10-28T02:17:24.094Z",
    "amount": 39,
    "display": "From $39/mo",
    "plans": [
      {
        "name": "Developer",
        "price": "$0 / seat per month",
        "period": "month",
        "persona": "free",
        "highlights": [
          "Up to 5k base traces per month",
          "Then pay as you go",
          "Community support",
          "1 seat"
        ],
        "promo_note": null,
        "price_promo": null,
        "price_annual": null
      },
      {
        "name": "Plus",
        "price": "$39 / seat per month",
        "period": "month",
        "persona": "pro",
        "highlights": [
          "Up to 10k base traces per month",
          "Then pay as you go",
          "Access to Deployment, Engine, and more",
          "Add unlimited seats"
        ],
        "promo_note": null,
        "price_promo": null,
        "price_annual": null
      },
      {
        "name": "Enterprise",
        "price": "Custom pricing",
        "period": null,
        "persona": "enterprise",
        "highlights": [
          "Self-hosted and hybrid deployment options",
          "Custom SSO, ABAC, and RBAC",
          "Support SLA",
          "Custom seats and workspaces"
        ],
        "promo_note": null,
        "price_promo": null,
        "price_annual": null
      },
      {
        "name": "Usage",
        "price": "$1.00 / LSU",
        "usage": true,
        "period": "usage",
        "persona": "individual",
        "highlights": [
          "LangChain Standard Units",
          "Pay-as-you-go usage"
        ],
        "promo_note": null,
        "price_promo": null,
        "price_annual": null
      }
    ],
    "source": "render+llm"
  },
  "trust_or_rating_signal": [
    "customer stories",
    "Trust Center",
    "will not train on your data",
    "self-host/BYOC data residency options",
    "all systems operational status"
  ],
  "evidence_quality": "high",
  "entity_type": "infrastructure",
  "regulated_data_suitability": "enterprise security page only",
  "evidence_urls": [
    "https://www.langchain.com/langsmith/observability"
  ],
  "last_checked": "2026-10-28",
  "profile_checked": "2026-06-16",
  "price_checked": "2026-10-28",
  "how_to_connect": {
    "website": "https://www.langchain.com/langsmith/observability",
    "docs": "https://www.langchain.com/docs",
    "mcp": null,
    "a2a": null,
    "api": null,
    "protocols": [],
    "install": null,
    "repository": null
  },
  "deployment": {
    "model": "unknown",
    "both_offered": false,
    "hosted_endpoint": null,
    "install": null,
    "note": "No deployment evidence held — Agentery has no endpoint, install instruction or directory attribute for this listing.",
    "evidence": null
  },
  "licence": {
    "name": null,
    "note": "No named licence found in the retained page text or source attributes. A public repository alone does not establish an open-source licence.",
    "evidence": null
  },
  "evidence_checks": {
    "price": {
      "source_url": "https://www.langchain.com/pricing",
      "last_observed_day": "2026-10-28",
      "age_days": 1,
      "verified_day": null,
      "note": "from the listing's current price record; no separate page-text verification is held"
    },
    "agent_card": {
      "status": "unknown",
      "note": "no Agent Card URL recorded for this listing"
    },
    "endpoint": {
      "status": "unknown",
      "note": "endpoint not yet checked"
    }
  },
  "product_group": null,
  "liveness": {
    "probed": true,
    "alive": true,
    "endpoint_kind": "site",
    "latency_ms": 25,
    "uptime_7d": 1,
    "checked_at": "2026-10-28T02:39:06.272Z",
    "consecutive_failures": 0,
    "status": "alive"
  },
  "price_extras": {
    "free_tier": null,
    "unit_cost": null
  },
  "reported_success": null,
  "feedback": "If you actually use this provider, call report_outcome with the result. Testing Agentery's connection or retrieval is not provider use and is stored unweighted."
}