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Pipecat Review

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Should I use Pipecat?

Open-source framework for building real-time voice AI agents - pipecat.ai

· 1 month ago

Buy only if you have Python engineers who want full control of the voice stack (STT, LLM, TTS, telephony). Skip it if you want a turnkey or no-code voice bot — Vapi, Retell, or LiveKit will ship faster.

Confidence

Medium. Based on 12+ public sources: GitHub, security advisories, G2, Reddit, and vendor docs. G2 has zero reviews; user feedback is mostly developer forums.

Ratings

  • Value for money
  • Ease of use
  • Feature depth
  • Support qualityNo support-quality evidence found
  • Security posture

Pricing

Free

Open source (self-hosted)

ModelNot disclosed
Monthly feesNot disclosed
HardwareNot disclosed
Free tierYes
Pipecat CloudUsage-based; rates not published in sources reviewed

Best for

  • Python teams building custom voice agents
  • Teams wanting provider choice (STT/LLM/TTS)
  • Startups scaling real-time voice bots
  • Healthcare voice apps needing HIPAA

Not for

  • Non-technical buyers wanting no-code phone bots
  • Teams wanting turnkey managed voice AI — pick Vapi or Retell
  • Anyone unwilling to patch Python dependencies themselves
  • Simple IVR or phone-tree needs

Gotchas - check before you buy

high

Self-hosting means you own patching; three CVEs landed 2025–2026

high

Telephony WebSocket flaw allowed unauthenticated call control before fix

medium

Cloud pricing is usage-based; costs scale with call minutes

medium

Long-term users complain about production stability on GitHub

Pros and cons

Pros

  • Claims widest adoption among open-source voice agent frameworks
  • Free to self-host; open source, no per-seat lock-in
  • Plugs into many STT, LLM, TTS providers and telephony
  • HIPAA option available on Pipecat Cloud for healthcare workloads
  • Backed by; sold via AWS Marketplace

Cons

  • Needs Python engineering; not plug-and-play
  • Three high-severity CVEs, including RCE via deserialization
  • Users report recurring stability issues in production
  • Zero G2 reviews; little independent validation
  • Turnkey rivals ship standard voice bots faster

Sources & method

- 12 sources - Actively maintained with published advisories, but 3 high-severity CVEs (2025–2026) including RCE and path traversal.

official x5review x3security x3news x1
  • CVE-2026-54695 — RCE via pickle deserialization, Remote code execution through pickle deserialization, rated high severity.
  • CVE-2026-44716 — Path traversal, High-severity directory traversal vulnerability in pipecat-ai.
  • CVE-2025-62373 — RCE vulnerability, Remote code execution flaw in the Pipecat framework.
  • GHSA-j8cv-x86q-rj85 — Unauthenticated telephony WebSocket call control, Telephony /ws endpoint exposed call-control without authentication.

Key stats

  • Value for money: 4/5

    Rating

  • Free

    Starting price

  • 12

    Sources

  • Analyzed

  • Value for money: 4/5. Free open-source core; managed Cloud is usage-based
  • Ease of use: 2/5. Developer framework; needs Python and realtime infra skills
  • Feature depth: 4/5. Broad STT/LLM/TTS integrations, telephony, client SDKs
  • Support quality. No support-quality evidence found
  • Security posture: 2/5. Three high-severity CVEs 2025–2026, including RCE
  • 0/5 G2 rating 0 reviews — too early to judge
  • $40M Funding Daily.co Series B, Nov 2021
  • Yes Free tier Open-source core; self-host free
  • 3 Known CVEs High severity, 2025–2026

Pricing

Open source (self-hosted)

Free

  • Full Python framework
  • You run and patch infrastructure

Pipecat Cloud

Usage-based; rates not published in sources reviewed

  • Managed deployment and scaling
  • HIPAA compliance option

Security

Actively maintained with published advisories, but 3 high-severity CVEs (2025–2026) including RCE and path traversal.

  • CVE-2026-54695 — RCE via pickle deserializationRemote code execution through pickle deserialization, rated high severity.⁵
  • CVE-2026-44716 — Path traversalHigh-severity directory traversal vulnerability in pipecat-ai.⁶
  • CVE-2025-62373 — RCE vulnerabilityRemote code execution flaw in the Pipecat framework.
  • GHSA-j8cv-x86q-rj85 — Unauthenticated telephony WebSocket call controlTelephony /ws endpoint exposed call-control without authentication.⁷

What users say

Developer comparisons praise Pipecat's flexibility but flag production stability struggles and strong competition from turnkey platforms like Vapi and Retell.

“I have used pipecat for several months, stability is always a…”
GitHub issue #976
“I have tried Vapi, Retell, Pipecat…”
Reddit, r/VoiceAIAgent

Companies that use it

  • Lemon Slice
Full analysis

Based on 12+ public sources: GitHub, security advisories, G2, Reddit, and vendor docs. G2 has zero reviews; user feedback is mostly developer forums.

Powerful open-source voice-agent framework for devs; wrong pick for no-code or turnkey buyers.

Methodology

Based on 12+ public sources: GitHub, security advisories, G2, Reddit, and vendor docs. G2 has zero reviews; user feedback is mostly developer forums.

Read how a report is made.

Sources

  1. Pipecat official sitepipecat.ai
    official
  2. pipecat-ai GitHubgithub.com
    official
  3. Pipecat Cloud pricingdaily.co
    official
  4. Pipecat Cloud HIPAA compliancedocs.pipecat.ai
    official
  5. CVE-2026-54695 (NVD)nvd.nist.gov
    security
  6. CVE-2026-44716 path traversal (Snyk)security.snyk.io
    security
  7. GHSA-j8cv-x86q-rj85 telephony WebSocket advisorygithub.com
    security
  8. G2 reviewsg2.com
    review
  9. Reddit: voice AI orchestration choicereddit.com
    review
  10. GitHub issue #976 stabilitygithub.com
    review
  11. Daily.co $40M Series Bdaily.co
    news
  12. AWS Marketplace listingaws.amazon.com
    official

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