AI, Data & Research›Prompt Engineer

Prompt Engineer AI Tools

Craft, test, and optimize complex text prompts to maximize AI model output accuracy.

Price
Popularity

OctiAI

Freemium · from $10/mo

OctiAI helps users articulate their ideas and context clearly to AI tools, ensuring outputs align precisely with their original intent.

Agents

BitDive

Contact us

BitDive records real Java runtime behavior to provide PR verdicts, AI agent context, and generate deterministic JUnit regression tests.

EverMind

Freemium · from $24.9/mo

EverMind provides AI agents with continuous, self-evolving memory capabilities to maintain context and learn across interactions.

API · Agents · Open Source · On Premise

Reflexio

Freemium · from $299/mo

Reflexio is an AI agent learning platform that helps agents learn from corrections, failures, and successful outcomes to improve behavior.

API · Agents · Open Source · On Premise

Vibe Code Pipeline

Free

An interactive visual encyclopedia and laboratory for understanding how AI agents are built, how they use tools, and how multi-agent systems coordinate.

Latitude

Freemium · from $99/mo

Latitude provides an open-source platform for monitoring AI agents in production, offering full observability into failures and dispatching coding agents to implement fixes.

API · Agents · Open Source

MemoryLake

Freemium · from $19/mo

MemoryLake provides persistent, multimodal AI memory infrastructure for models and agents, storing conversations, documents, audio, and video.

API · Agents · Open Source · On Premise

AI2SQL

Free Trial

AI2SQL is an AI SQL assistant that writes, fixes, explains, and optimizes SQL queries directly on your actual database schema.

API · Agents · Desktop App · On Premise

Orq.ai

Free Trial

Orq.ai provides an AI control plane and sovereign AI gateway for enterprises to govern AI models, agents, and software development at scale.

Webcrawlerapi

Freemium · from $29/mo

Webcrawlerapi offers a data extraction API that converts websites and documents into clean markdown, optimized for AI agents and LLMs.

API · Agents · No Signup Required

prompt.cafe

Free

prompt.cafe helps users quickly generate app ideas by combining various "ingredients" into structured prompts, streamlining the initial brainstorming phase.

Geekflare

Freemium · from $19/mo

Geekflare provides web scraping, search, and screenshot APIs designed for AI agents and developers to access structured web data.