Prompt Sloth
promptsloth.com
#937
Chrome extension that rewrites prompts to expert-level quality in one click for ChatGPT, Claude, Gemini, and more.
#Prompt Engineering Management
verifiedFreemium · from $3.33/mo
Category · 1272 tools verified
Best AI Agents & Infrastructure Tools of 2026
All 1272 AI Agents & Infrastructure tools that are actually alive — cross-checked against multiple directories, liveness-verified, and ranked by real traffic. Dead links and clones removed. Verified means we checked — not that someone paid.
See the ranked list ↓1272
TOOLS VERIFIED
579
FREE OPTIONS
359
WITH VIDEO REVIEWS
5
DEAD/CLONES FILTERED OUT
Narrow it down
7 subcategoriesAI Agents & Infrastructure splits into more focused areas — jump straight to the one you need.
The ranked list
Showing 24 of 1272 live tools · ranked by real traffic
OnlyPrompts
onlyprompts.net
#938
AI prompt library with 150K+ ready-made prompts plus tools to test, compare and run them across multiple LLMs.
#Prompt Library#Prompt Engineering Management
verifiedFree trial
AirPrompt
airprompt.ai
#939
AirPrompt helps write and test AI prompts against multiple models with dynamic inputs.
#Prompt Generation#Prompt Engineering Management
—
Prompt Studio
prompt.studio
#940
AI makes it easy to create effective prompts. Refine your prompts professionally with filters
#Prompt Generation#Prompt Engineering Management
Freemium
Prompt Manager Pro
prompt-manager-pro.com
#941
A platform for collaborative prompt building, management, and optimization for AI applications.
#Prompt Management#Prompt Engineering Management
Paid · from $97/mo
PromptDrive.ai
promptdrive.ai
#942
Team workspace for organizing, sharing, and running ChatGPT, Claude, and Gemini prompts with folders, variables, and a browser extension.
#Prompt Management#Prompt Engineering Management
verifiedFreemium · from $5/mo
Strongest Layer
strongestlayer.ai
#943
AI email security platform that reasons about intent and harm to catch novel phishing and BEC attacks that bypass signature-based gateways.
#AI Security Guardrails
verifiedPaid
#944
TYD XChat enhances ChatGPT Web with prompt management and editing features.
#Prompt Management#Prompt Engineering Management
—
#945
Smart AI receptionist for 24/7 call handling, lead nurturing, and front-desk management.
#Inbound Call Reception#Phone Agents
Paid · from $119/mo
CallZero.ai
callzero.ai
#946
Consumer AI assistant that phones companies for you to negotiate bills, cancel subscriptions and get refunds.
#Outbound Calling#Phone Agents
verifiedFreemium
Snippfy
snippfy.ai
#947
AI-powered automation tool that automates dev work and creates PRs.
#Coding Agents#AI Agents
—
AI Voice Detector
aivoicedetector.com
#948
Forensic AI voice-detector returning a citable verdict in ~0.5s, naming 24+ generators; free tier, paid volume plans.
#AI Security Guardrails
verifiedFreemium · from $49/mo
Qarden
qarden.io
#949
Marketplace of credit-based AI 'work assistant' personas (PM, compliance, risk, marketing) built for financial consulting firms.
#Enterprise AI Services Consulting Infrastructure#Agent Platforms Orchestration
verifiedFreemium · from $1/mo
Braintrust
braintrust.dev
#950
AI observability and evaluation platform for tracing LLM apps, running evals and catching quality regressions before release.
#LLM Evaluation#LLM Ops Observability
verifiedFreemium · from $249/mo
Wizardly
trywizardly.com
#951
#Developer API Platforms#Foundation Model Providers
—
Rexpt
rxpt.ai
#952
Voice AI receptionist that answers business calls 24/7, qualifies leads and books appointments without engineering setup.
#Inbound Call Reception#Phone Agents
verifiedFree trial
FastRouter
fastrouter.ai
#953
OpenAI-compatible gateway routing across 150+ LLMs with failover, governance and observability; free tier, paid from $199/mo.
#LLM Ops Observability
verifiedFreemium · from $199/mo
WP Safe AI
wpsafe.ai
#954
AI-assisted malware cleanup service for hacked WordPress sites, backed by human security experts and a 24-hour fix guarantee.
#AI Security Guardrails
verifiedPaid · from $49/mo
EUrouter
eurouter.ai
#955
EU-hosted API gateway that routes requests across 100+ AI models with GDPR-compliant data residency and smart routing.
#Model Hosting Inference
verifiedFreemium
Top Themes
top-themes.com
#956
AI-powered platform for thematic research using earnings call transcripts.
#AI Market Research#Research Agents
—
Subquadratic
subq.ai
#957
Research-stage sub-quadratic LLM built for multi-million-token reasoning across full codebases and long agent histories.
#Foundation Model Providers#Llms Foundation Models
verifiedPaid
PostgresML
postgresml.org
#958
Postgres extension and platform that runs machine learning and LLM inference inside the database to simplify AI infrastructure.
#Model Serving Infrastructure#Model Hosting Inference
verifiedFreemium
PromptsGenii
promptsgenii.com
#959
Chrome/Edge extension that turns reference images and visual filters into refined AI art prompts.
#Prompt Engineering Management
verifiedFreemium
Enzzo
enzzo.ai
#960
AI product-development copilot for hardware teams to generate requirements, concepts, BOM costs and market signals fast.
#Workflow Automation Platform#Agent Platforms Orchestration
verifiedFreemium
AI Agents & Infrastructure tools compared
| Tool | Best for | Free tier | Price | Monthly visits |
|---|---|---|---|---|
| Prompt Sloth | Chrome extension that rewrites prompts to expert-level quality in one click for ChatGPT, Claude, Gemini, and more. | Yes | $3.33/mo | — |
| OnlyPrompts | AI prompt library with 150K+ ready-made prompts plus tools to test, compare and run them across multiple LLMs. | Trial | Free trial | — |
| AirPrompt | AirPrompt helps write and test AI prompts against multiple models with dynamic inputs. | — | — | — |
| Prompt Studio | AI makes it easy to create effective prompts. Refine your prompts professionally with filters | Yes | Freemium | — |
| Prompt Manager Pro | A platform for collaborative prompt building, management, and optimization for AI applications. | — | $97/mo | — |
Verified by Toolspool