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hypothesise

PyPIInfrastructure

No liveness check has reached it yet; it is registered on GitHub and PyPI and has been in the index since 11 Oct 2026. How this is checked

Hypothesise is an open-source behavioral security layer for AI agents. It observes tool calls, learns normal agent behavior, and flags potentially dangerous deviations for developers and security teams.

Inferred · not functionally tested

Open SourceApache-2.0CLISelf-hostedAPI
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Overview

6 features

Purpose: Detecting anomalous or dangerous tool calls made by AI agents.

Inferred · not functionally tested

Audience: AI security engineers and developers building AI agents

Inferred · not functionally tested

Functions: monitoring, agents

Inferred · not functionally tested

Interfaces: API: indicated (inferred, not tested) · MCP: indicated (inferred, not tested) · CLI: indicated (inferred, not tested) · Self-hosting: indicated (inferred, not tested)

Recorded constraints: pricing: open_source · license: Apache-2.0 · platforms: CLI · deployment: cli, self_hosted, api_only

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: pypi.org · github.com. These links do not verify the individual claims.

hypothesise is an AI & LLM security project. Inferred · not functionally tested: It focuses on detecting anomalous or dangerous tool calls made by AI agents. Inferred · not functionally tested: hypothesise is an open-source project aimed at AI security engineers and developers building AI agents. Basis unknown · not verified: hypothesise is open source under the Apache-2.0 license. Basis unknown · not verified: It ships for the command line and API, and it can be self-hosted.

Behind hypothesise is Siddhant Shah, and it first shipped in 2026. Development happens publicly on GitHub with 22 commits in the last 90 days. Inferred · not functionally tested: Among its 6 catalogued features are tool call monitoring, behavior learning, and anomaly detection. Inferred · not functionally tested: Catalogued interfaces include an MCP server.

Summary written by a language model from the project’s public pages.

Tasks: Inferred · not functionally tested

  • Tool call monitoring
  • Behavior learning
  • Anomaly detection
  • Dangerous deviation alerts
  • AI agent observability
  • MCP support

Topics: Inferred · not functionally tested

Tags
ai-agent-securitybehavioral-monitoringtool-call-anomaly-detectionmcp-security
AI capabilities
Structured
Inference: Local

JSON profile · Text profile · Access guide

Built with & integrations

Framework
FastAPI
Written with
Claude Code
Connectors
MCP
Runs on
CLISelf-hostedAPI-only
Written with — evidence
Claude Code
CLAUDE.md

Trust & compliance

License
Apache-2.0
Public signals
HTTPSOpen SourceGitHubActive maintenance

Indexing history

1

What PulseGate has recorded for this listing

  1. Indexed11 Oct · 05:27 UTC
    hypothesise seen via PyPI Bulk Enumerator
    Source: PyPI Bulk Enumerator · Open

Frequently asked questions about hypothesise

What is hypothesise?
Inferred · not functionally tested: Hypothesise focuses on detecting anomalous or dangerous tool calls made by AI agents. It is catalogued under AI & LLM security on PulseGate.
Who is hypothesise for?
Inferred · not functionally tested: hypothesise is an open-source project built for AI security engineers and developers building AI agents.
Is hypothesise free?
Basis unknown · not verified: Yes — hypothesise is open source under the Apache-2.0 license and free to use.
What platforms does hypothesise run on?
Basis unknown · not verified: hypothesise runs on the command line and API. It can also be self-hosted.
Is hypothesise still maintained?
The GitHub repository shows 22 commits in the last 90 days.
What are alternatives to hypothesise?
Similar projects tracked by PulseGate include mcp-runtime-audit, spillage, and sentinelforge-ai.mcp-runtime-auditspillagesentinelforge-ai
Who makes hypothesise?
hypothesise is developed by Siddhant Shah.
How long has hypothesise been around?
hypothesise first shipped in 2026.

Also in AI & LLM security

Same category — not a similarity match