Compare AI tools

	DeepInfra A	Claude Code S	Grammarly A	Skye A
Tagline	Blazing-fast, pay-as-you-go inference API for open-source LLMs and multimodal models, now plugged directly into the Hugging Face ecosystem.	Anthropic's CLI agent. Opus-powered, operates on your repo directly.	Grammar check + tone + AI drafting, everywhere you type.	An agentic iPhone home screen that replaces your static icon grid with AI widgets that proactively surface health, calendar, finance, and local context — without you having to open a single app.
Category	Dev Platform	Coding	Writing	Agents
Pricing	Free $5 credit on signup, then pay-as-you-go from $0.06/M tokens	Part of Claude Pro/Max/Team plans	Free + $12-$15/mo Premium + team plans	Waitlist / Beta (pricing not yet disclosed)
Best for	Backend developers and ML engineers who want the cheapest reliable inference for open-weight LLMs in production, especially those already living inside the Hugging Face ecosystem.	Developers who want an agent, not autocomplete. Large refactors, tests, docs.	Non-native English writers, business email, anyone who types a lot.	iPhone power users who are frustrated that Siri is still reactive and want their home screen to actually anticipate their day.
Strengths	Among the cheapest per-token rates for open-source models — consistently undercuts Together AI and Fireworks on small models OpenAI-compatible API means zero migration headache from existing stacks Now a first-class Hugging Face Inference Provider, so HF-native workflows (SDKs, Playground, agent harnesses) get DeepInfra with a one-line swap Runs on H100/A100 and NVIDIA Blackwell GPUs with auto-scaling and 99.982% uptime SLA on dedicated tier Supports LoRA adapter deployments and private custom model hosting, not just public models	Runs locally, edits your actual files Strong on large codebases with 1M context Great at multi-step tasks	Works in every browser/app Now has generative AI (GrammarlyGO) Tone detection + suggestions	Ambient, proactive intelligence delivered via native iOS widgets — no app-switching required Cross-domain context: health, calendar, email, finances, and local recommendations in one layer Works within iOS permission model (no jailbreak or sideloading), making App Store approval plausible Strong pre-launch signal: 25k+ waitlist and backing from a16z, True Ventures, and SV Angel
Weaknesses	Primarily developer/API-first — no meaningful consumer-facing product or chat UI to speak of Model breadth (77 tracked) lags behind aggregators like OpenRouter or Replicate for niche or newly-released models No free tier beyond the $5 signup credit; requires a card or prepayment to continue	Terminal-based — learning curve Can't be used without Claude subscription	Can feel naggy Premium features gate basics Privacy concerns (reads your writing)	Still pre-launch / beta — zero proven track record and no public pricing yet iPhone-only by design, which immediately locks out half the smartphone market Battery drain and privacy concerns from constant ambient context scanning are real and unresolved
Kai's verdict	DeepInfra is the quiet workhorse of the inference API space — serious price performance on H100s, a genuinely clean OpenAI-compatible API, and now a native HF provider makes it a strong default choice for any team running open-source models at scale. (Verdict pending Phi's full review.)	S-tier if you live in the terminal. Different shape than Cursor — complementary, not replacement.	A-tier for non-native English speakers. B-tier if your English is already strong — Claude does better with tone.	The concept is genuinely compelling — turning the home screen into a living AI layer is a smarter bet than yet another chat interface — but this is vaporware until it ships publicly and we see whether Apple's sandbox lets it breathe. (Verdict pending Phi's full review.)
Link	Open →	Open →	Open →	Open →