Puter Developer Blog
News and updates from the Puter Engineering Team
Kimi K3 Review: Benchmarks, Pricing, and a Visual Coding Test
We reviewed Kimi K3, Moonshot AI's 2.8T open-weight model, a Fable 5-level model with Sonnet 5 pricing. Reported benchmarks vs independent numbers, the $3/$15 pricing math, and a hands-on visual coding test.
The Best Backend Platform for Vibe Coding
A deep dive on choosing the best backend platform for vibe coding. We compare Puter.js, Firebase, and Supabase on MCP support, safe defaults, and more, and share the rules files that keep AI code correct.
Kwaipilot KAT-Coder V2.5 Models Are Now Available in Puter.js
Access KAT-Coder-Pro V2.5 and KAT-Coder-Air V2.5, Kwaipilot's agentic coding models, through Puter.js for free. No API keys required.
Nano Banana 2 Lite Review: Testing Google's "Fastest, Most Cost-Efficient" Claim
We tested Google's speed and cost claims for Nano Banana 2 Lite, timing it against Nano Banana 2, Nano Banana Pro, and the original Nano Banana.
Best Netlify Alternatives (2026)
Discover the best Netlify alternatives, including Puter, Cloudflare Pages, GitHub Pages, Vercel, Firebase Hosting, and Tiiny.host. Compare features, pricing, and find the best fit for your project.
Best AI Gateway in 2026
Compare the best AI gateways of 2026: Puter.js, TrueFoundry, OpenRouter, LiteLLM, Cloudflare AI Gateway, Portkey, and Kong. Side-by-side features, pricing, and use cases.
Claude Sonnet 5 Review: Testing Anthropic's "Most Agentic" Claim
We tested Anthropic's agentic claims for Claude Sonnet 5, covering what agentic means in practice, our hands-on results, and how to add it to your app for free with Puter.js.
Testing Ideogram 4.0's Text Rendering and Native 2K Output
Ideogram 4.0 is now in Puter.js. We tested its text rendering and native 2K output with a prompt built to be checked string by string.
Poolside Laguna XS 2.1 Is Available in Puter.js
Laguna XS 2.1, Poolside's updated compact agentic coding model with improved multilingual and terminal-task performance, is available through Puter.js—no API keys required.
Grok Imagine Image Review: Testing xAI's 15-20x Faster Claim
Grok Imagine Image and its Quality tier are now in Puter.js. See how their speed and price compare to other flagship image models.
Sakana Fugu Ultra Is Now Available in Puter.js
Access Fugu Ultra, Sakana AI's multi-agent orchestration model that routes tasks across a pool of frontier LLMs and scores 93.2 on LiveCodeBench and 95.5 on GPQA-Diamond, through Puter.js—no API keys required.
Best Image Generation APIs in 2026
We compared the best image generation APIs of 2026 on quality, text rendering, speed, and pricing to match each one to the right use case.
Best OCR APIs in 2026
We compared the best OCR APIs of 2026 on accuracy, document support, structured output, deployment, and pricing to match each one to the right use case.
Best Text to Speech APIs in 2026
We compared the best text to speech APIs of 2026 on voice quality, latency, pricing, and voice cloning to find the right fit for each use case.
North Mini Code Is Now Available in Puter.js
Access Cohere's North Mini Code, an open-weight 30B Mixture-of-Experts coding model with a 256K context window built for agentic software engineering, through Puter.js. Free for developers, no API keys required.
GLM 5.2 Is Now Available in Puter.js
Access Z.AI's GLM-5.2, a 744B MoE coding model with a 1M-token context window and two thinking effort levels, using Puter.js. No API keys required.
Kimi K2.7 Code Is Now Available in Puter.js
Access Kimi K2.7 Code, Moonshot AI's open-weight coding-agent model built for long-horizon autonomous software engineering, through Puter.js—free for developers, no API keys required.
Claude Fable 5 Is Now Available in Puter.js
Access Claude Fable 5, Anthropic's most capable publicly available model with state-of-the-art coding, vision, and long-horizon reasoning, through Puter.js—free for developers, no API keys required.
Announcing the Puter MCP Server
You can now connect your favorite vibe coding tool to Puter over MCP—access the file system, hosting, workers, and more directly from your AI coding assistant.
NVIDIA Nemotron 3.5 Content Safety Is Now Available in Puter.js
Access NVIDIA Nemotron 3.5 Content Safety through Puter.js for free. Add multimodal, multilingual content moderation to your application without API keys.