Long Context Models
The best 50 Long Context Models AI tools - Free & Paid
Explore 50 AI for Long Context Models
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
Context is an AI office suite that boosts productivity by automating document generation, simplifying financial modeling with natural language, and enhancing data visualization. It integrates with over 100 platforms for streamlined workflows and insights.
Freemium
Pieces stores and organizes work‑related context—code, docs, chats—within familiar tools, creating OS‑level long‑term memory. It supports real‑time LLM context via local plugins, letting users keep data on‑device or sync to a chosen cloud, aiding continuity for teams.
Freemium
FLUX Context is an AI image and video generation platform that integrates multiple models for tasks like text-to-image, inpainting, and text-to-video. It enables precise editing with features for object modification, style transfer, and OCR-based text editing, streamlining workflows for professional
Freemium
Falcon is an open‑source LLM family by the Technology Innovation Institute, spanning 0.09‑180 B parameters. It offers efficient Falcon‑H1 series, Arabic variants, multimodal Falcon‑3, and Falcon‑Mamba 7B, all under permissive licenses.
Free
Long Summary is an AI tool that efficiently summarizes extensive texts, offering customizable lengths. It supports file uploads and features an API for integration, making it suitable for market research, legal documents, and content creation while ensuring user privacy.
Free
llongterm is a memory-focused AI tool that enhances chatbots and virtual assistants by enabling contextual memory retention. It supports personalized interactions across various applications, including education and customer support, and is compatible with multiple programming languages.
Subscription
LLM Price Check aggregates LLM API models and provider details into sortable tables and a cost calculator, showing context windows, input/output cost metrics, and quality indicators to help developers and teams evaluate cost–performance tradeoffs.
Freemium
- $1
Genspark unifies inbox, workflows, and collaboration into one AI workspace, offering a 1‑million‑token context window, voice‑to‑text, auto‑meeting notes, and Chrome extensions for instant summarization and task automation across WhatsApp, Slack, and Teams.
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
ContextClue transforms CAD, PDF, ERP and planning files into queryable knowledge graphs, enabling semantic search and automated generation of SOPs, compliance reports, and digital‑twin data. Ideal for manufacturing, R&D, and maintenance teams to streamline specification access and part reuse.
Freemium
DeepSeek Free provides browser access to 671-billion‑parameter DeepSeek-R1/V3 models for conversational Q&A, code assistance, math solving, and document/image-aware NLP; supports direct use without login, workflow integration, customization, and encrypted data handling.
Free
Llama Family is an extensive AI platform featuring versatile llama models for multiple applications. It promotes open collaboration, democratizing AI access, with notable offerings including the popular Llama open-source model and Atom mega-model for enhanced Chinese language processing capabilitie
Freemium
MiniGPT-4 is a versatile AI model that can enhance vision-language understanding, generate detailed image descriptions, and teach users to cook through image projection using a frozen visual encoder with Vicuna.
Free
Longshot AI is an AI-powered writing tool that generates engaging and SEO-optimized long-form content quickly, offering features like fact-checking, custom templates, and SEO score calculation, with a free trial and integration with various platforms.
Freemium
- $6/mo
Scenario is an AI infrastructure platform that lets studios train custom models on their own art libraries and batch‑generate consistent image, video, 3D, and audio assets using a visual node‑based editor, API integration, and enterprise‑grade data privacy.
Paid
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
Latitude offers end‑to‑end observability for LLM deployments, recording inputs, outputs, and context. It enables manual annotations, automated error grouping, continuous evaluation, and prompt optimization with GEPA. OTEL telemetry and SDK integrations support major model providers.
Freemium
- $299/mo
Inception Labs' diffusion-based large language models (dLLMs) offer faster, more efficient, and cost-effective text generation than traditional autoregressive models. With built-in error correction, multimodal support, and structured output control, they excel in function calling and complex data ge
Freemium
LastMile AI is a platform that perceives, remembers, and reasons from vision, speech, and text using LLMs as CPU and context as RAM. It connects to tools, automates workflows, anticipates needs, and surfaces actionable insights for teams and organizations.
Freemium
Global System Thinking Frameworks offers tools for enhanced decision-making and problem-solving, including self-assessment templates and strategic models like SBI, 4C, and Business Model Canvas, supporting effective communication and organizational management.
Freemium
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
ModelsLab offers API‑based generative AI for image, video, audio, and language tasks, including editing, generation, and voice synthesis. It supports GPU server deployment, custom workflows, fine‑tuning, and LoRA adaptation for creators and developers.
Subscription
- $47/mo
Flux AI converts natural language prompts into up to 2 MP images across multiple aspect ratios, offering professional, experimental, and quick‑prototype models. It operates via web, API, or local weights, supporting diverse visual styles and future video capabilities.
Freemium
- $11.9/mo
Imagen is a generative AI model by Google DeepMind that produces high-quality, photorealistic images from natural language prompts using advanced diffusion techniques. It supports creative applications in design, media, and content generation.
Usage Based
Text With History lets users chat with over 100 historical figures via GPT‑5, offering contextual responses for study and writing. Multi‑language support and native apps enable threaded conversations and virtual tutor personas across eras.
Free
Code Snippets AI indexes full codebases to deliver contextual insights, auto‑generated comments, and precise snippet recommendations. It tracks LLM usage, supports multi‑model chat, offers role‑based collaboration, and integrates with macOS and Windows via API.
Freemium
- $8/mo
LM Studio runs open‑source large language models locally on Mac (M‑series), Windows, and Linux, enabling private, offline inference. It offers command‑line and headless deployment, server‑side API, SDKs, a model hub, and LM Link for remote model access.
Free
ChatBetter is a unified AI platform that automatically selects and chains the best language models for any query or complex task. It enables side-by-side response comparison and supports team collaboration with enterprise-grade security and project management.
Free trial
- $20/mo
TextCortex centralizes AI agent creation, deployment, and governance with a visual builder that integrates Slack, Teams, and a browser extension. It offers a secure model hub, GDPR‑compliant data sovereignty, knowledge search, spreadsheet analysis, and auditable workflows to reduce manual effort.
Free
Theo is an AI assistant that optimizes business knowledge and communication by transforming documents for better AI understanding, enhancing context, merging information, and supporting strategic analysis of market shifts and competitors, all while ensuring data privacy and security.
Free trial
Centrox AI provides custom language model and chatbot development, focusing on fine-tuning, data annotation, and deployment. It enhances operational efficiency in sectors like healthcare, retail, and real estate through AI-driven conversational solutions.
Free trial
Kontext performs instruction-based AI image editing and generation, enabling context-aware, localized edits that preserve composition and character identity, supports multi-turn iterative workflows for visual consistency, and offers model variants with cloud processing and API integration.
Subscription
- $0.99/mo
FreedomGPT unifies access to 400+ AI models, showing side‑by‑side answers for voting and auto‑selection via leaderboard. It keeps privacy safe, runs on Windows/macOS, and is open‑source for community contribution and collaboration.
Free
Online article summarizer that condenses long texts into concise summaries, extracting metadata, estimating reading time, and removing ads for a distraction‑free view. Supports text, URLs, PDFs, DOC/DOCX up to 25 MB, with a browser extension for instant page summarization.
Free
Contxt provides 6‑minute AI‑generated podcast episodes on any topic, offering category browsing, personalized recommendations, and a bookmarkable library. It supports on‑device listening, AI‑driven discussion, and community feedback via Discord for continuous improvement.
Freemium
Bethge Lab develops data‑centric, lifelong learning AI models for multimodal knowledge retrieval, theorem proving, and scientific forecasting, using compositional representations to prevent forgetting and mechanistic interpretability tools to model neural coding and attention.
Free
UBIAI fine‑tunes LLMs with classifiers, retrievers, and reasoning. It automates PDF/DOCX labeling, synthetic data, and quality filtering; offers 15‑minute prompt‑level tuning or 2‑4 hour weight training; exports to GGUF, safetensors, or Hugging Face for API or custom deployment.
Freemium
- $299/mo
Magai aggregates 50+ AI models into one chat, enabling engine switches mid‑conversation while preserving context. It reuses GPT instructions across models, includes an editor for drafting and editing, and offers prompt refinement, a searchable library, edits, and collaborative sharing.
Subscription
- $20/mo
AI writing tools and resources that provide a content generator powered by GPT-3, business idea generator, Facebook Ads Generator, Magic Paragraph Generator, and SEO tool to optimize content for better search engine rankings.
Free trial
- $19/mo
Synthetic Research: AI Customer Insight offers a governance‑first hybrid platform that builds Synthetic Audience Models using LLMs and human moderation. It aggregates interviews, third‑party, observational data into a privacy‑safe lake, enabling rapid, iterative, evidence‑based testing across segmen
Subscription
Context Word Lookup is an AI-powered tool for iOS and macOS that enhances foreign language reading by instantly explaining selected words or phrases. It syncs across devices, exports notes, and offers AI hints, with a free trial of 100 lookups.
Free trial
- $2.49/mo
ContextQA automatically generates test cases from real user flows, self‑heals selectors, and analyzes failures across visual, DOM, network, and code layers. It supports web, mobile, API, ERP, SAP, Salesforce, and database tests with cross‑browser/device coverage and CI integration.
Freemium
gpt-oss playground provides open-weight demos of gpt-oss-120b and 20b for infrastructure testing, distributed and on-device inference, benchmarking, API integration, and reproducible research, with adjustable reasoning levels and visible-reasoning for diagnostics. Demo-only; validate outputs.
Freemium
Aleph Alpha offers specialized large language models built on EU infrastructure, trained on domain‑specific data for legal, administrative, industrial, and scientific use. It ensures data sovereignty, compliance, and real‑time workflow integration for secure AI in public, manufacturing, and defense
Freemium