AI Cost Guides
53 calculators covering every AI cost question — from "what does AI cost" to "should I self-host" to "which subscription should I buy". Each guide has live pricing data, scenarios, tradeoffs, and methodology.
Foundation
How much will it cost? · 13 guidesAgent Loop Cost - Multi-Turn Agent Budget with Runaway Risk
For: Aisha Patel · Staff Engineer building a multi-step research agent
"Each task takes 4-8 LLM calls. What does that actually cost - and what happens when an agent loops forever?"
Type B · FoundationAgentic Workflow Cost - A Guide for Engineering Leaders
For: Sarah Chen · VP Engineering at a 50-person SaaS
"I'm rolling out Claude Code to all 5 senior devs. Will this kill my cloud budget?"
Type B · FoundationAI Budget Planner - Allocate Spend Across Use Cases
For: Daniel Liu · VP Product at a 100-person SaaS
"I have $180K annual budget and 6 AI features competing for it. How do I allocate without screwing the team that needs it most?"
Type B · FoundationAI Cost Calculator - A First-Principles Guide to LLM Pricing
For: Priya Patel · Product Manager launching her first AI feature
"I'm scoping an AI feature for next quarter. What will it cost - and how do I even think about this?"
Type B · FoundationAI Margin Calculator - Is Your AI Feature Profitable?
For: Naomi Bell · Pricing Strategy Lead at a Series B SaaS
"We charge $20/month for the AI feature. Inference cost averages $4/user/month. Is 80% gross margin actually right - or are we missing something?"
Type B · FoundationAI ROI Quick Check - Will Your AI Investment Pay Back?
For: Marcus Lee · CFO at a 250-person professional services firm
"Engineering wants to spend $5K/month on AI tools. Will this pay back, or am I subsidizing a vendor?"
Type B · FoundationAnnual AI Cost Forecaster - 12-Month Projection with Breach Alerts
For: Robert Tanaka · FinOps lead at a 200-person SaaS
"I have a $120K annual AI budget. When do we breach it - month 7 or month 11?"
Type B · FoundationBuy vs Build - When to Use a Vendor SaaS vs Build Your Own AI
For: Aditi Sharma · VP Engineering deciding on AI sales coaching tooling
"Cresta wants $400K/year for sales call coaching. Could we build it ourselves with Claude for $50K/year + 1 engineer?"
Type B · FoundationConsumer AI Bill Diagnose - Where Your $20-200/mo AI Spend Is Going
For: Lena Park · Freelance designer paying for 6 AI subscriptions
"I'm paying $130/month across ChatGPT Plus, Claude Pro, Cursor, Midjourney, Perplexity Pro, and ElevenLabs. Half of these I barely use - which to keep?"
Type B · FoundationOverage Forecaster - When Will You Breach Your AI Budget?
For: Carlos Mendez · Engineering manager owning the AI cost line
"We're 11 days into the month and at 47% of monthly budget. Are we going over?"
Type B · FoundationQuarterly Spend Forecaster - Project Q1-Q4 AI Spend with Seasonality
For: Hannah Kim · Senior FinOps Manager presenting to CFO quarterly
"Q1 was $180K. Q2 is trending higher. What does the rest of the year look like and what's my confidence interval?"
Type B · FoundationScale Projection - What Happens to Your Bill at 10×, 100×?
For: Diana Park · Head of Product at a 30-person Series A SaaS
"We're at 5K AI requests/day. Board wants to 100× to 500K/day. What does that bill look like - and when does it break?"
Type B · FoundationToken Estimator - From Pasted Prompt to Real Monthly Cost
For: James Wong · Senior Engineer building a customer support assistant
"We've estimated 1,500 input tokens per request. Is that right? My monthly bill says we're using 4,800."
Decisions
A vs B framing · 5 guidesAnnual vs Monthly Billing - Should You Commit?
For: Lila Reyes · Operations Director at a 60-person agency
"ChatGPT, Claude, Cursor are all offering annual deals - 15-20% off. We use them all. Should we lock in?"
Type C · DecisionsBatch vs Realtime - How Much of Your AI Bill Is Discountable?
For: Tariq Hassan · Engineering Manager at a 50-person SaaS
"AWS sales said batch saves 50%. Sounds great - but how much of my AI workload can actually run in batch mode?"
Type C · DecisionsPrompt Cache ROI - Cache or Not? (with Real Hit-Rate Math)
For: Hiroshi Tanaka · Backend Engineer at a 30-person SaaS
"Anthropic offers prompt caching. My RAG bot has long system prompts. Worth setting up?"
Type C · DecisionsRAG vs Fine-Tuning - When Each Wins (and Where Break-Even Is)
For: Maya Iyer · ML Lead at a 80-person FinTech
"Should we RAG our docs for the support chatbot or fine-tune a model on them?"
Type C · DecisionsSelf-Host vs API - Where the Break-Even Actually Is
For: Wei Chen · VP Engineering at a 200-person Series C startup
"We spend $40K/mo on Anthropic. Should we self-host an open-source model on our own GPUs?"
Recommenders
What should I use? · 5 guidesAI Model Finder - Pick the Right Model for Your Workload
For: Jordan Kim · Product Engineer evaluating AI for a new feature
"There are 17+ models across 6 vendors. Which one fits my workload without me reading 17 spec sheets?"
Type A · RecommendersCheapest Model - Best Value for Your Workload
For: Marcus Lee · Senior Engineer told to 'use the cheap model' for a new feature
"Cheapest model is meaningless without context. Cheapest for WHAT?"
Type A · RecommendersFind Your Calculator - Which Tool Fits Your Question
For: Anyone first time visiting · Trying to figure out what to use
"There are 26 calculators. Which one matches what I'm actually asking?"
Type A · RecommendersMulti-Model Router - Route Queries to the Cheapest Capable Model
For: Priya Patel · Eng Lead at a 70-person AI startup
"Half our queries are simple - why pay Sonnet rates for them? How do I build smart routing?"
Type A · RecommendersRegion Cost Map - Where to Run AI Workloads by Region
For: Sven Larsen · Cloud Architect designing a multi-region AI platform
"AWS Bedrock costs differ by region. Where should I run inference for our European customers without breaking GDPR?"
Specialized
Domain-specific math · 11 guidesAI Currency Converter - Pricing Across 12 Currencies
For: Hannah Schmidt · Procurement Manager at a 400-person German enterprise
"Anthropic and OpenAI quote USD. Our budget is in EUR. What's the real cost in our currency, including FX volatility?"
Type E · SpecializedAudio Cost - Transcription, TTS, and Voice Agent Pricing
For: Sven Mikkelsen · Product Lead at a 40-person customer service tool
"We want to add voice support - transcribe calls, AI assist, generate speech for outbound. What does the audio side cost?"
Type E · SpecializedChunking Optimizer - Chunk Size vs Cost vs Recall
For: Tomoko Sato · ML Engineer iterating on a RAG retrieval system
"Should chunks be 200, 500, 1000, or 2000 tokens? What's the cost vs recall tradeoff?"
Type E · SpecializedContext Window Cost - When Long-Context Doubles Your Bill
For: Hannah Park · Senior Engineer at a doc-analysis startup
"Gemini 1M context lets us pass entire codebases. Should we, or is RAG cheaper?"
Type E · SpecializedEmbedding Cost - Indexing + Query Math for RAG
For: Olivia Garrett · Solutions Engineer building a knowledge base RAG
"I have 500K docs to embed. Then ongoing query embedding. What does this actually cost?"
Type E · SpecializedFine-Tuning Cost - Training + Inference Break-Even
For: Faisal Ahmad · ML Engineer at a 100-person legal tech company
"We have 50K legal contracts as training data. Fine-tuning quote was $4K. Will it actually save money?"
Type E · SpecializedHybrid Search Cost - Dense + Sparse Retrieval
For: Andre Williams · Senior Engineer building product search
"Pure semantic search misses exact-match queries (SKUs, product names). Hybrid search adds complexity. Worth it?"
Type E · SpecializedRAG Pipeline Cost - Full Stack from Index to Answer
For: Krishna Iyer · Tech Lead designing a customer-facing knowledge bot
"What does a 1M-doc RAG pipeline actually cost to run end-to-end?"
Type E · SpecializedToken Reduction - Cut 30-50% Without Quality Loss
For: Carlos Mendoza · Senior Engineer asked to cut AI bill 30%
"VP gave me the AI bill and a Sharpie. Cut 30% without breaking the product. Where do I start?"
Type E · SpecializedVector DB Cost - Pinecone vs Weaviate vs Qdrant vs pgvector
For: Vihaan Reddy · Backend Engineer choosing vector storage
"Pinecone is easiest. pgvector is cheapest. What does each actually cost at 5M vectors?"
Type E · SpecializedVision Cost - How Multimodal Pricing Actually Works
For: Mei Lin · Product Engineer launching a receipt-OCR feature
"Vision pricing is confusing - per image? Per token? Tiles? What does my actual feature cost?"
Risk
Vendor + portfolio risk · 2 guidesPricing Watch - Catch AI Vendor Price Changes Before They Hit Your Bill
For: Reza Khalili · FinOps Lead at a 500-person enterprise
"Vendor X dropped output prices 40% in March. Took us 6 weeks to notice. How do I catch this earlier?"
Type F · RiskVendor Concentration Risk - How Exposed Is Your AI Portfolio?
For: Diana Sokolov · CTO at a 250-person Series D
"We're 85% on Anthropic. Board asked: what if Anthropic raises prices 50% or has a 6-week outage?"
Stack
Full architecture cost · 5 guidesAgentic AI Playbook - Architecture, Cost, and Rollout for Production Agents
For: Maya Chen · Director of AI Engineering at a 200-person SaaS
"Leadership wants 4 agents in production by Q4. What's the realistic architecture, cost, and timeline?"
Type H · StackAgentic AI Stack - Full Cost from Tools to Memory
For: Quincy Ross · Tech Lead architecting an internal agent platform
"We're building 4 different agents. What's the full architecture cost across all 5 components?"
Type H · StackMultimodal RAG Playbook - Architecture, Cost, and Rollout for Vision/Audio/Text
For: Theo Romero · Staff Engineer building a video + document Q&A product
"Three modalities (video, audio, text). Three architecture options. How do we pick - and how do we roll out without burning the budget?"
Type H · StackMultimodal RAG Stack - Vision + Audio + Text Retrieval Cost
For: Esme Vasquez · ML Engineer building a video-and-document Q&A product
"Users upload videos + PDFs + images + ask questions. How do we cost-out the full multimodal RAG?"
Type H · StackVoice Agent Stack - Full Architecture from STT to TTS
For: Aiyana Crow · Tech Lead at a voice-first customer service startup
"Voice agents have 5+ moving parts. What's the full stack cost per minute of conversation?"
Consumer
Personal & subscription · 6 guidesAI Family Plan - ChatGPT Team, Claude Team, and Family Bundles
For: Jamal Brooks · Parent of teenagers + small business owner
"Wife, two teens, me - all want AI access. Individual subscriptions = $80/mo. Family plan = ?"
Type G · ConsumerAI Subscription Picker - ChatGPT vs Claude vs Gemini vs Cursor
For: Sara Patel · Freelance designer + part-time tutor
"I can afford ONE $20/mo AI subscription. Which one fits my work best?"
Type G · ConsumerConsumer Annual vs Monthly - Should You Lock In?
For: Riley Park · Freelance writer using AI daily
"Claude Pro offers annual at $200 vs $20/mo. Save $40/yr. Catch?"
Type G · ConsumerCreator AI Bundle - Midjourney + Suno + ElevenLabs + Writer
For: Yuki Watanabe · Solo content creator (YouTube + TikTok)
"I make videos. What's the right AI bundle for thumbnails + voiceovers + music + script editing?"
Type G · ConsumerDeveloper AI Stack - Cursor + Copilot + Claude + ChatGPT
For: Marcus Wei · Senior backend developer + side projects
"Cursor or Copilot? Claude Code? Plus ChatGPT for non-coding? What's the right developer stack?"
Type G · ConsumerFree Tier Checker - What You Can Actually Get for $0/Month
For: Daniela Costa · Recent grad, freelancing on a tight budget
"I want to use AI but can't afford $20/mo right now. What's actually free?"
Wizards
TCO + pricing history · 6 guidesAI Pricing History Explorer - Track Provider Price Changes Over Time
For: Jamie Park · Procurement lead negotiating an annual AI contract
"How fast has pricing dropped for the model I'm budgeting on? Should I lock a 1-year contract or stay month-to-month?"
Type I · WizardsAI Subscription Picker for Builders - Anthropic, OpenAI, Google, GitHub, Microsoft
For: Selectable: Eng leader / Solo founder / FP&A / Consultant · Builder choosing AI subscriptions across vendors for a team or solo practice
"Should we add Pro/Max subscriptions, ChatGPT Team, Gemini, Copilot, M365 Copilot - or stay on raw API? Which vendor, which tier, how many seats?"
Type I · WizardsAPI vs Claude Pro+SDK Breakeven - Should You Switch?
For: Marcus Chen · FP&A director comparing API-direct vs subscription procurement
"We spend $X/month on Claude API. Anthropic just announced Pro/Max/Team subscriptions get a separate SDK credit June 15. Should I switch line items?"
Type I · WizardsPricing History Explainer - Why AI Pricing Moved (and What It Means)
For: Cassandra Romero · FinOps Manager negotiating an enterprise renewal
"Vendor says they've been raising costs. The data shows they cut prices 3 times. How do I use history in negotiation?"
Type I · WizardsTCO Complete - 7-Step Procurement-Grade Wizard for AI Workloads
For: Marcus Chen · Director of FP&A preparing a multi-year AI procurement case
"I need a TCO model the procurement committee will accept - workload-specific, with sensitivity analysis and a defensible NPV."
Type I · WizardsTCO Quick - 5-Question Wizard for AI Total Cost of Ownership
For: Yara Hassan · VP Operations preparing a board update
"Board asks 'what's the total cost of our AI initiative?' I need TCO, not just inference cost."
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