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LangSmith platform to trace, evaluate and deploy AI agents; framework-agnostic tooling for AI engineering teams.
Chinese AI lab DeepSeek offering free chat apps and low-cost API access to its frontier V-series and R-series reasoning models.
Side-by-side arena to compare AI coding models and build multi-file apps, with a public leaderboard and battle mode.
Free, open-source AI image upscaler for desktop, with an optional paid cloud tier for faster batch processing.
Google's agentic development platform and IDE for building software with autonomous, Gemini-powered coding agents.
No public pricing
No public pricing
Free trial available
No public pricing
- ✦Agent observability and tracing
- ✦Evaluation and scoring
- ✦Agent deployment and scaling
- ✦Framework-agnostic SDKs
- ✦Open-source frameworks (langgraph, langchain)
- ✦Free DeepSeek chat (web and app)
- ✦Open API platform
- ✦V-series and R-series reasoning models
- ✦DeepSeek-V4 with long context and stronger agent ability
- ✦OpenAI/Anthropic-compatible API
- ✦Extensive published model lineup
- ✦Head-to-head model comparison
- ✦Battle mode matchups
- ✦Public model leaderboard
- ✦Multi-file app generation
- ✦File uploads as input
- ✦Free, open-source desktop image upscaling app
- ✦Multiple AI upscaling models for different image types
- ✦Batch upscaling of several images at once
- ✦Cloud version with 10x faster processing and unlimited storage
- ✦Support for large resolutions up to 512MP on higher tiers
- ✦Credit-based subscription plans with rollover
- ✦Agent-first IDE experience
- ✦Autonomous planning and code execution
- ✦Integrated editor, terminal and browser control
- ✦Powered by Google's Gemini models
- ✦High-level developer supervision
- →Debug and monitor LLM agents in production
- →Evaluate and improve agent quality
- →Deploy and scale agents
- →Free AI chat and assistance
- →Building apps via API
- →Reasoning and coding tasks
- →Low-cost LLM inference
- →Choosing the best coding model
- →Benchmarking AI code quality
- →Prototyping small apps
- →Designers and artists upscaling artwork for print
- →Developers wanting a local, privacy-friendly upscaler
- →Creators needing batch processing of many images
- →Users seeking a free open-source alternative to paid upscaling tools
- →Building apps with AI agents
- →Automating multi-step coding tasks
- →Prototyping and iterating on software
- →Assisting developers on complex work