Home/Compare/pentest-ai vs langchain

Comparison

pentest-ai vs langchain

Verdict

Pick pentest-ai when tags unique to pentest-ai: cybersecurity, exploit-chaining, ctf, hacking-tools; pick langchain when pricing: LangChain itself is open-source and free to use. However, it might rely on paid services or premium models from external platforms like OpenAI..

Markdown twin · pentest-ai alternatives · langchain alternatives

GraphCanon updated today

pentest-ai logo

pentest-ai

0xSteph/pentest-ai

1.3kpushed Jul 5, 2026
vs
langchain logo

langchain

langchain-ai/langchain

142kpushed Jul 11, 2026

Trust & integrity

Signalpentest-ailangchain
Maintenance
Very active (6d since push)
As of today · github_public_v1
Very active (0d since push)
As of today · github_public_v1
Provenance
Not a fork · Personal account
As of today · github_public_v1
Not a fork · Organization account
As of today · github_public_v1
Security (OSV)
No MCP manifest
As of today · mcp_manifest
No lockfile
As of today · none

Tagline

pentest-ai
Offensive-security MCP server with 205 wrapped tools, 17 specialist agents, and 60 SPA-aware probes for OWASP Top 10. CLI + MCP, BYO LLM. No API key needed on MCP path.
langchain
The agent engineering platform.

Stars

pentest-ai
1.3k
langchain
142k

Forks

pentest-ai
249
langchain
24k

Open issues

pentest-ai
2
langchain
419

Language

pentest-ai
Python
langchain
Python

Adopt for

pentest-ai
-
langchain
LangChain is an open-source platform designed specifically for building agents and applications that leverage large language models (LLMs). It provides a standard framework to develop interoperable components and connect

Persona

pentest-ai
-
langchain
-

Runtime

pentest-ai
-
langchain
-

License

pentest-ai
MIT
langchain
MIT License, allowing free use for both personal and commercial purposes under its stipulated terms.

Last pushed

pentest-ai
Jul 5, 2026
langchain
Jul 11, 2026

Categories

pentest-ai
Vector Databases, AI Agents, LLM Frameworks
langchain
LLM Frameworks, AI Agents

Trust and health

Days since push

pentest-ai
6d
langchain
0d

Open issues (now)

pentest-ai
2
langchain
419

Owner type

pentest-ai
User
langchain
Organization

Security scan

pentest-ai
No MCP manifest
langchain
No lockfile

Full report

pentest-ai
Trust report
langchain
Trust report

Choose pentest-ai if…

  • Tags unique to pentest-ai: cybersecurity, exploit-chaining, ctf, hacking-tools.
  • Also covers Vector Databases.
  • Leaner open-issue backlog (2).

When NOT to use pentest-ai

  • Vector Databases: Don't reach for a dedicated vector DB under ~100k vectors; pgvector on your existing Postgres is simpler to operate.
  • AI Agents: Don't use an agent loop when a deterministic workflow would do; agents add latency, cost, and non-determinism.
  • LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves.

Choose langchain if…

  • Pricing: LangChain itself is open-source and free to use. However, it might rely on paid services or premium models from external platforms like OpenAI..
  • Tags unique to langchain: agents, gemini, deepagents, generative-ai.
  • * When aiming to build complex AI-powered agents or applications requiring high-level capabilities like planning, subagent interaction, and file system operations.

When NOT to use langchain

  • * When working on smaller, less complex projects where full-scale integration with sophisticated components is not necessary as LangChain's extensive features might introduce unnecessary complexity.
  • * If you are primarily focused on JavaScript or TypeScript development as the primary focus of LangChain is Python. Although there is a JS/TS equivalent (LangChain.js), it may not offer the same depth
  • * For projects requiring heavy customization at lower levels, where a more granular control over individual components is required rather than working with an integrated framework.

Explore

Sources

Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.

GitHub stars on cards: pentest-ai 1.3k · langchain 142k (synced Jul 11, 2026).

Common questions

What is the difference between pentest-ai and langchain?
pentest-ai: Offensive-security MCP server with 205 wrapped tools, 17 specialist agents, and 60 SPA-aware probes for OWASP Top 10. CLI + MCP, BYO LLM. No API key needed on MCP path.. langchain: The agent engineering platform.. See the comparison table for live GitHub stats and shared categories.
When should I choose pentest-ai over langchain?
Choose pentest-ai over langchain when Tags unique to pentest-ai: cybersecurity, exploit-chaining, ctf, hacking-tools; Also covers Vector Databases; Leaner open-issue backlog (2).
When should I choose langchain over pentest-ai?
Choose langchain over pentest-ai when Pricing: LangChain itself is open-source and free to use. However, it might rely on paid services or premium models from external platforms like OpenAI.; Tags unique to langchain: agents, gemini, deepagents, generative-ai; * When aiming to build complex AI-powered agents or applications requiring high-level capabilities like planning, subagent interaction, and file system operations.
When should I avoid pentest-ai?
Vector Databases: Don't reach for a dedicated vector DB under ~100k vectors; pgvector on your existing Postgres is simpler to operate. AI Agents: Don't use an agent loop when a deterministic workflow would do; agents add latency, cost, and non-determinism. LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves.
When should I avoid langchain?
* When working on smaller, less complex projects where full-scale integration with sophisticated components is not necessary as LangChain's extensive features might introduce unnecessary complexity. * If you are primarily focused on JavaScript or TypeScript development as the primary focus of LangChain is Python. Although there is a JS/TS equivalent (LangChain.js), it may not offer the same depth * For projects requiring heavy customization at lower levels, where a more granular control over individual components is required rather than working with an integrated framework.
Is pentest-ai or langchain more popular on GitHub?
langchain has more GitHub stars (141,504 vs 1,269). Stars measure visibility, not whether either tool fits your constraints.
Are pentest-ai and langchain open source?
Yes - both are open-source projects on GitHub (pentest-ai: MIT, langchain: MIT).
Where can I find alternatives to pentest-ai or langchain?
GraphCanon lists graph-backed alternatives at pentest-ai alternatives and langchain alternatives (pentest-ai markdown twin, langchain markdown twin), ranked by typed relationship edges rather than popularity votes.
Is there a machine-readable version of this comparison?
Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
Which is better maintained, pentest-ai or langchain?
pentest-ai: Very active. langchain: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
Where are the full trust reports for pentest-ai and langchain?
GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: pentest-ai trust report; langchain trust report.