Language Model Security
The best 50 Language Model Security AI tools - Free & Paid
Explore 50 AI for Language Model Security
ZeroTrusted.ai's LLM Firewall safeguards sensitive data during large language model usage. It combines anonymity, security features like ZTPolicyServer, and accuracy optimization to maintain privacy and mitigate data exposure risks.
Free trial
LanguageTool is an AI grammar, spelling, and style checker supporting 30+ languages. It offers realātime browser extensions, desktop and Word addāins, advanced Picky Mode, paraphrasing, and an API for developer integration.
Free
Aleph Alpha offers specialized large language models built on EU infrastructure, trained on domaināspecific data for legal, administrative, industrial, and scientific use. It ensures data sovereignty, compliance, and realātime workflow integration for secure AI in public, manufacturing, and defense
Freemium
LM Studio runs openāsource large language models locally on Mac (Māseries), Windows, and Linux, enabling private, offline inference. It offers commandāline and headless deployment, serverāside API, SDKs, a model hub, and LMāÆLink for remote model access.
Free
Lakera protects generativeāAI and LLM deployments with realātime threat detection, subā50āÆms latency, and safeguards against prompt injection, data leakage, and jailbreaks. It offers workforce monitoring, granular policy controls, redāteam vulnerability simulation, and multilingual multimodal suppor
Free
Falcon is an openāsource LLM family by the Technology Innovation Institute, spanning 0.09ā180āÆB parameters. It offers efficient FalconāH1 series, Arabic variants, multimodal Falconā3, and FalconāMambaāÆ7B, all under permissive licenses.
Free
SpeakPal AI offers realātime conversation practice in 30+ languages with adaptive tutoring, instant grammar correction, and pronunciation coaching. Users can download lessons, earn QRācoded certificates, and educators access teenāsafety mode, all syncing across web, iOS, and Android.
Free trial
Language Reactor enhances language learning with dual subtitles, a popup dictionary, and precise video controls on Netflix. Features like Turtle Tube, machine translation, vocabulary suggestions, PhrasePump, and a chatbot support interactive and immersive learning experiences, making it a valuable t
Talkpal is an AIāpowered language tutor supporting 80+ languages with interactive modes like speaking, writing, call, photo, and roleplay. It provides realātime feedback on pronunciation, grammar, and vocabulary, personalizes practice, tracks progress, and offers certificateāready assessments.
Subscription
- $4.68/mo
Llama is a local AI tool that enables users to create customizable and efficient language models without relying on cloud-based platforms, available for download on MacOS, Windows, and Linux.
Free
Pangeanic is a governed multilingual AI platform that builds trustworthy, private, and compliant data pipelines for text, speech, image, and multimodal content. It offers taskāspecific models, RAG, crossālingual search, and secure deployment on private clouds.
Freemium
SecureGPT is a free platform for security testing OpenAI ChatGPT plugins.
Free
Google AI Studio is a unified platform for accessing Gemini multimodal modelsātext, image, audio, and videoāwith API/SDK support, an integrated playground for prompt testing, one-click deployment, and centralized monitoring, logging, and code samples for rapid integration.
Freemium
ModelsLab offers APIābased generative AI for image, video, audio, and language tasks, including editing, generation, and voice synthesis. It supports GPU server deployment, custom workflows, fineātuning, and LoRA adaptation for creators and developers.
Subscription
- $47/mo
Hallo offers AIādriven language proficiency tests in 60+ languages, delivering immediate CEFRāaligned scores and detailed feedback on fluency, vocabulary, grammar, and pronunciation. It integrates with ATS for realātime results and secure data handling.
Subscription
Lingvanex delivers onāpremise machine translation and speechātoātext for over 100 languages, with APIs, SDKs, desktop and mobile apps, enabling secure, offline multilingual content processing, summarization, and data anonymization for business intelligence and compliance.
Freemium
Ideogram.ai is a powerful AI tool that verifies human actions and enhances web security through real-time verification processes. It integrates with platforms to monitor connections, prevent fraud, and ensure secure, trustworthy online interactions.
Freemium
Alexa Translations blends infinite and neural AI modes with Retrieval Augmented Generation and clientāterminology learning. Certified translators postāedit outputs while the unified platform manages projects, enhancing accuracy, compliance, and turnaround under SOCāÆ2/ISOāÆ17100 standards.
Free
SmallTalk2Me uses AI to give instant feedback on fluency, pronunciation, vocabulary, and grammar. It offers CEFRālevel tests, IELTS, interview, business, and daily practice sessions that track measurable improvement over time.
Free
BenchLLM evaluates languageāmodel applications via API or CLI, running JSON/YAML test suites with automated, interactive, or custom strategies. It supports OpenAI, LangChain, and any API, detecting regressions, generating reports, and visualizing results for continuous QA.
Freemium
Copyleaks delivers AI text and image detection, plagiarism checking, grammar correction, and text moderation in 30+ languages. It integrates via API, LMS, browser extensions, and Google Docs, supports major LLMs, and ensures secure, compliant workflows for education and enterprise.
Free
- $13.99/mo
StealthWriter converts AIāgenerated text into natural, humanālike content by correcting errors and odd phrasing across multiple languages. It includes an AI detector to confirm human likeness and supports models like ChatGPT, Claude, or Llama.
Free
- $20/mo
hCaptcha is a bot detection and abuse prevention platform that offers risk scoring and challenge controls for web, mobile, and serverāside. It protects accounts from takeover, credential stuffing, and multiāaccount abuse while preserving privacy with zero PII sharing.
Freemium
LMQL is a Pythonābased language that enables modular, constraintādriven prompts for large language models. It supports nested queries, typeāenforced outputs, and runtime distribution checks while switching between backends such as llama.cpp, OpenAI, and Hugging Face.
Freemium
Linguix is a writing tool that offers free grammar check, analyzes team performance over-time, can be accessed through various platforms, and has a clean and modern UI.
Freemium
- $99
Linguamatics delivers AIāpowered translation and NLP for life sciences, offering secure instant translation in 170 languages via web portal or workflow integration. It supports clinical research, regulatory affairs, and pharmacovigilance with complianceācompliant data privacy and scalable, costāeffi
Freemium
Unsloth Studio is a no-code web UI enabling local training, running, and exporting of open AI models like Qwen3.5 and NVIDIA Nemotron 3, simplifying experimentation for users without extensive technical expertise.
Free
Scale AI delivers a fullāstack generativeāAI platform that integrates enterprise data, supports fineātuning, RLHF, and model safety evaluation, and enables secure AI agent deployment with complianceācertified cloud infrastructure for regulated and government use.
Freemium
mancer delivers unfiltered largeālanguageāmodel inference on highāend hardware. After signing up, users select a model and prompt immediately, with no output filtering or moderation. The platform supports multiple model tiers and provides Discord and email support.
Paid
Language Coach AI delivers personalized AIādriven language coaching, providing instant speaking feedback and situational role plays. It offers whiteālabel integration for schools and publishers, autoāgenerates curriculumāaligned content, tracks progress, and supplies detailed analytics and support.
Free
X Detector analyzes up to 5,000 characters, giving perāword probability scores to identify whether a passage was written by ChatGPT, Claude, Gemini, or a human. It supports over 20 languages, processes millions of texts, and encrypts data for privacy.
Freemium
Openāsource AI codeāreview platform that plugs into GitHub, GitLab, Bitbucket, and Azure DevOps at the pullārequest level. Modelāagnostic, it runs custom rule sets, tracks technical debt, and delivers realātime metrics without storing source code.
Freemium
Polyglot Media offers AI language learning tools including a free Vocabulary Lesson Generator and additional tools for members. These tools should be used with a qualified teacher.
Freemium
Langchats provides AIādriven voice and text conversations for realātime or paced practice. Users can set contexts, list target phrases, receive instant grammar and vocabulary feedback, track progress, and view translations across Spanish, French, German, Italian, and English.
Free trial
Talkio AI is an AIādriven language learning platform supporting 70 languages and 122 dialects. It offers voice conversations with pronunciation feedback, wordbooks, progress reports, and crosstalk mode for beginner comprehension. Schools and teams can deploy it securely in the EU.
Paid
- $15/mo
OpenL Translate converts text, PDFs, images, and audio into 100+ languages, supporting dialects and emojis. Fast mode delivers short translations; Advanced mode offers precision for legal documents. It handles 150k characters and 40 scanned PDFs daily, processing locally for privacy.
Subscription
Lara Translate is a multilingual translation tool supporting languages like English, German, and Chinese, offering precise document and text translation while preserving structure and meaning. It features privacy-focused incognito mode and ensures natural language flow for technical, legal, and crea
Freemium
- $9/mo
Confident AI is an evaluation platform for assessing large language models, enabling benchmarking, unit testing, and A/B testing. It streamlines dataset management and monitoring, ensuring optimal performance and alignment with benchmarks for LLM applications.
Free trial
LangBuddy.ai offers 24/7 AIāpowered language practice in over 300 languages and dialects. Users chat or send voice notes, receive instant corrections, detailed explanations, and optional nativeālanguage translations, helping build speaking, listening, and pronunciation skills.
Paid
llmarena.ai offers side-by-side LLM comparisons across major providers, showing specs like context window, output capacity, modality and routing options. Filters and role-based categories help developers, ML engineers, product managers and researchers select suitable models.
Freemium
GPTunneL aggregates ChatGPT, Claude, Gemini, MidJourney, Suno and other models into a single interface for Russian-language text, image, audio and video generation. It offers assistants, prompt libraries, APIs, usage tracking and creative tools.
Freemium
Lingoleap is an AI-powered platform for TOEFL and IELTS prep, offering instant feedback, personalized assessments, and over 1,000 practice questions. It features a mind map tool to help users structure their writing effectively.
Free trial
ModernMT is a cloud translation platform that delivers documentālevel machine translation, realātime learning from human corrections, and a secure API or CATātool plugin. It supports 200 languages, offers lowālatency performance, and is ISOāÆ27001 certified.
Subscription
- $15
Langotalk is an AIādriven platform offering realātime conversational practice in 20+ languages. It records sessions, analyzes pronunciation, grammar, and vocabulary, then uses learner profiles to deliver personalized lessons, contextual topics, and instant corrections.
Subscription
- $29.99/mo