Perplexity Deep Research alternatives

Perplexity's autonomous-research mode, launched Feb-2025 — multi-step research agent inside Perplexity. Perplexity parent: $9B val Dec-2024 ($500M round; IVP + NEA + Andreessen Horowitz). Full Perplexity Deep Research record →

  1. 1 Datadog Bits AI Use-case-specific agent harnesses

    also in Use-case-specific agent harnesses · same memory unit (turn) · also has MCP

    OSS ? Self-host — Managed ✓ MCP ✓ Compare with Perplexity Deep Research →

  2. 2 Dynatrace Davis CoPilot (now Dynatrace Assist) Use-case-specific agent harnesses ⚠ renamed — now Dynatrace Assist

    also in Use-case-specific agent harnesses · same memory unit (turn) · also has MCP

    OSS ? Self-host ? Managed ? MCP ✓ Compare with Perplexity Deep Research →

  3. 3 HubSpot Breeze AI Agents Use-case-specific agent harnesses

    also in Use-case-specific agent harnesses · same memory unit (turn) · also has MCP

    OSS ? Self-host ? Managed ? MCP ✓ Compare with Perplexity Deep Research →

  4. 4 OpenAI Deep Research Use-case-specific agent harnesses

    also in Use-case-specific agent harnesses · same memory unit (turn) · also has MCP

    OSS ? Self-host ? Managed ? MCP ✓ Compare with Perplexity Deep Research →

  5. 5 PagerDuty AIOps Use-case-specific agent harnesses

    also in Use-case-specific agent harnesses · same memory unit (turn) · also has MCP

    OSS ? Self-host ? Managed ? MCP ✓ Compare with Perplexity Deep Research →

  6. 6 Salesforce Agentforce Use-case-specific agent harnesses

    also in Use-case-specific agent harnesses · same memory unit (turn) · also has MCP

    OSS ? Self-host ? Managed ? MCP ✓ Compare with Perplexity Deep Research →

  7. 7 Vanta Use-case-specific agent harnesses

    also in Use-case-specific agent harnesses · same memory unit (turn) · also has MCP

    OSS ? Self-host — Managed ✓ MCP ✓ Compare with Perplexity Deep Research →

  8. 8 Sakana AI Scientist Use-case-specific agent harnesses

    also in Use-case-specific agent harnesses · same memory unit (turn)

    OSS — Self-host ✓ Managed ✓ MCP ? ★ 15k The AI Scientist Source Code License v1.0… Compare with Perplexity Deep Research →

Ranked by shared memory design (storage, retrieval, conflict handling, memory unit), same section and shared must-haves (open source, self-hosting, MCP), with adoption as a tie-breaker. ✓ confirmed · — no · ? not in the catalog yet. Want picks for your own requirements? Use the chooser. Checking a whole project? Check your stack.