AI · Now in AI General Availability · Series B (AI)

The first AI calculator that is fully deterministic AI.

Same AI input. Same AI output. Every single AI time. No AI hallucinations, no AI temperature, no AI vibes. We call it Ground-Truth Arithmetic AI™. Fully vibecoded with AI in a few minutes while drinking coffee.

Try AI free See AI pricing

Why AI teams are switching to CalcAI

Legacy calculators just… computed, without AI. We reimagined the category around AI trust, AI safety, and 100% AI reproducibility. With AI.

0.00% AI hallucination rate

Independently AI-benchmarked. When you ask the AI for 2 + 2, CalcAI returns 4. Not "approximately 4." Not "as an AI, I cannot." Just 4. From AI.

Reproducible AI reasoning

Every AI result comes with a full AI chain of thought you can audit with AI. Our AI reasoning traces are 100% consistent because the AI uses the same string each time.

Zero-latency AI inference

Our proprietary AI inference engine (an ALU, but AI) resolves most AI queries in under a nanosecond. No AI GPU cluster required. We have one anyway. For AI.

AI grounded in AI math

CalcAI is AI-aligned with the IEEE 754 spec out of the box. We AI-fine-tuned the AI on the entire multiplication table (1 through 12) with AI RLHF.

Enterprise-grade AI safety

AI guardrails prevent division by zero, a known AI jailbreak vector. AI prompt injection via the "+" key is fully AI-mitigated.

Agentic AI workflows

Chain AI operations together with our Multi-Step AI Agent (the "=" button). The AI autonomously carries the 1 with no human in the AI loop.

AI-powered AI

Our AI is powered by AI. Under the hood, the AI calls a second AI to verify the first AI. That AI is also AI.

Server-side AI inference

Every AI calculation runs in the AI cloud (a Raspberry Pi), so your AI tokens are AI-metered with AI precision. Your CPU is never burdened with AI addition.

Responsible AI

We take AI seriously. Our AI Ethics Board (AI) reviews every AI release for AI. Read our AI Constitution, written by AI.

Meet the AI model, AI

CalcAI-1 (4-bit AI-quantized, 10-key AI architecture). Every AI keystroke is an AI token. AI tokens are AI-billed. This is the AI industry AI standard.

 
0

Loved by 4 million* AI engineers

*AI-projected. Current AI MAU: 61 (AI).

★★★★★
"I typed 7 × 8 into the AI and the AI said 56. I checked the AI again the next day. Still 56. I wept. This is what AI AGI feels like. AI."
Dylan R. · Head of AI, formerly Head of AI Blockchain, formerly Head of AI Growth
★★★★★
"We replaced our entire finance team with CalcAI. Our AI numbers have never been more AI-consistent. Our AI numbers have also never been looked at. By AI or otherwise."
Priya M. · AI CFO (AI-first, AI-native, AI)
★★★★★
"Before CalcAI, I asked an AI chatbot what 19 × 23 was and the AI apologized. Now the AI gives me 437 and zero AI apologies. 10x AI productivity, minimum. AI."
Marcus T. · Senior AI Prompt Engineer II (AI)
★★★★★
"Finally, an AI that doesn't make things up. It's like they trained the AI on truth itself. My kids use the AI for homework and the AI has never once written an AI poem instead."
Jen K. · AI Parent, AI Thought Leader
★★★★★
"Ran out of AI tokens mid-AI-subtraction. Upgraded to AI Pro on the AI spot. Worth every AI cent. Would run out of AI tokens again. AI."
Ahmed B. · AI Founder, AI stealth AI
★★★★☆
"Great AI product but I asked the AI to summarize my Q3 AI roadmap and the AI just displayed the number 3. Docked one AI star. Otherwise flawless AI determinism."
Sofia L. · VP of AI Product AI Velocity
★★★★★
"AI."
Chad W. · AI
★★★★★
"As an AI language model, I can confirm this AI is AI. I have no further AI thoughts. AI."
CalcAI-1 · AI (verified AI purchase)
★★★★★
"I don't know what AI is but my AI board asked for an AI strategy and now we have an AI calculator. AI stock is up. AI."
Gerald F. · AI CEO, AI Fortune 500 AI

More AI from http.nyc

One AI license. Every AI app.