Skip to main content

AgentFuzzer

License: MIT Python 3.10+ Tests

Adversarial scenario generation and testing for coding agents.

Quick Start

Quick Install

pip install agent-fuzzer
# Run fuzzing tests
agentfuzzer fuzz --model gpt-4 --count 20 --difficulty hard

# View report
agentfuzzer report -r fuzz_report.json

Scenario Categories

  • broken_code: Code with bugs the agent must fix
  • failing_tests: Tests that fail and need fixing
  • missing_deps: Missing or conflicting dependencies
  • network_errors: Network-related failures

License

MIT

Ecosystem

Part of the FableForge ecosystem — 21 open-source projects built from 210K real agent traces:

Project Description
Anvil Self-verified coding agent
VerifyLoop Plan→Execute→Verify→Recover framework
ErrorRecovery Self-healing middleware (3,725 error patterns)
FableForge-14B The fine-tuned 14B model (4-stage training)
ShellWhisperer 1.5B edge agent (phone/RPi, 50ms)
ReasonCritic Verification model (130 benchmark tasks)
TraceCompiler Compile traces → LoRA skills
AgentRuntime Persistent agent daemon (systemd for AI)
AgentSwarm Multi-agent from real trace transitions
AgentTelemetry Datadog for agents (token tracking, costs)
BenchAgent HumanEval for tool-use (107 tasks)
AgentDev VSCode extension with verification
TraceViz Trace replay visualizer (Next.js)
AgentSkills npm for agent behaviors
AgentCurriculum 5-stage progressive training
AgentFuzzer Adversarial testing for agents
AgentConstitution Safety guardrails from traces
CostOptimizer Token cost reduction (50-80%)
AgentProfiler Behavioral fingerprinting
TrajectoryDistiller Trace→training data pipeline
Fable5-Dataset HuggingFace dataset release

Release files for agent-fuzzer 0.1.0

For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.

Source distribution (sdist)

Source distribution for agent-fuzzer 0.1.0
File Size Uploaded
agent_fuzzer-0.1.0.tar.gz 9.3 kB Details

Built distribution (wheel)

Table of built distributions (wheels) for agent-fuzzer 0.1.0
File Interpreter ABI Platform
agent_fuzzer-0.1.0-py3-none-any.whl Python 3 none any Details

Total release size: 20.9 kB

Release files / agent_fuzzer-0.1.0.tar.gz

Download URL agent_fuzzer-0.1.0.tar.gz
Size 9.3 kB
Tags Source
SHA-256 checksum
How to use checksums
ff5e4321777ea9c30c52e7d99b48a91a54b279ddb9a6dbf58ba0e73997d5853b
BLAKE2b-256 checksum
How to use checksums
f92de07e4fa0495bb16413b4c410690cc83646b1c9d55cb729f97e77362700d9
Upload date
Uploaded using Trusted Publishing?
What is trusted publishing?
Yes
Uploaded via twine/6.1.0 CPython/3.13.12

Provenance

Provenance describes where a file came from. On PyPI, provenance is shared via attestations, which provide a verifiable record of the build or publishing details. View details, limitations and caveats.

PyPI Publish Attestation

PyPI verified that this artifact, at this checksum, originated from the publisher listed below.

Signed by GitHub Actions, verified by PyPI on Jun 14, 2026.

Transparency log

Release files / agent_fuzzer-0.1.0-py3-none-any.whl

Download URL agent_fuzzer-0.1.0-py3-none-any.whl
Size 11.6 kB
Tags Python 3
SHA-256 checksum
How to use checksums
e7d28eb996d532d6e937074a6a32d04143fab918172e7ddf48338b969ab2d5b2
BLAKE2b-256 checksum
How to use checksums
afdc1422bfb4ea49370d7a37b00d66f5ce694e2f1aec30fc0251582b9bff7827
Upload date
Uploaded using Trusted Publishing?
What is trusted publishing?
Yes
Uploaded via twine/6.1.0 CPython/3.13.12

Provenance

Provenance describes where a file came from. On PyPI, provenance is shared via attestations, which provide a verifiable record of the build or publishing details. View details, limitations and caveats.

PyPI Publish Attestation

PyPI verified that this artifact, at this checksum, originated from the publisher listed below.

Signed by GitHub Actions, verified by PyPI on Jun 14, 2026.

Transparency log

Release history Release notifications | RSS feed

This release

0.1.0 This release

2 release files

Anthropic, PBC Visionary sponsor Bloomberg Visionary sponsor Hudson River Trading Visionary sponsor Meta Visionary sponsor NVIDIA Visionary sponsor Microsoft Sustainability sponsor Depot Continuous Integration AWS Cloud computing and Security Sponsor Datadog Monitoring Fastly CDN Google Download Analytics Sentry Error logging StatusPage Status page